Prodotti Fairchild/ON Semiconductor

FQD4N50TM_WS

Fairchild/ON Semiconductor

MOSFET N-CH 500V 2.6A DPAK

• FET Type: N-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 500V
• Current - Continuous Drain (Id) @ 25°C: 2.6A (Tc)
• Drive Voltage (Max Rds On, Min Rds On): 10V
• Vgs(th) (Max) @ Id: 5V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 13nC @ 10V
• Input Capacitance (Ciss) (Max) @ Vds: 460pF @ 25V
• Vgs (Max): ±30V
• FET Feature: -
• Power Dissipation (Max): 2.5W (Ta), 45W (Tc)
• Rds On (Max) @ Id, Vgs: 2.7 Ohm @ 1.3A, 10V
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Supplier Device Package: D-Pak
• Package / Case: TO-252-3, DPak (2 Leads + Tab), SC-63

pacchetto: TO-252-3, DPak (2 Leads + Tab), SC-63

HUFA75321S3ST

Fairchild/ON Semiconductor

MOSFET N-CH 55V 35A D2PAK

• FET Type: N-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 55V
• Current - Continuous Drain (Id) @ 25°C: 35A (Tc)
• Drive Voltage (Max Rds On, Min Rds On): 10V
• Vgs(th) (Max) @ Id: 4V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 44nC @ 20V
• Input Capacitance (Ciss) (Max) @ Vds: 680pF @ 25V
• Vgs (Max): ±20V
• FET Feature: -
• Power Dissipation (Max): 93W (Tc)
• Rds On (Max) @ Id, Vgs: 34 mOhm @ 35A, 10V
• Operating Temperature: -55°C ~ 175°C (TJ)
• Mounting Type: Surface Mount
• Supplier Device Package: D2PAK (TO-263AB)
• Package / Case: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB

pacchetto: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB

FDW254P

Fairchild/ON Semiconductor

MOSFET P-CH 20V 9.2A 8-TSSOP

• FET Type: P-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 20V
• Current - Continuous Drain (Id) @ 25°C: 9.2A (Ta)
• Drive Voltage (Max Rds On, Min Rds On): 1.8V, 4.5V
• Vgs(th) (Max) @ Id: 1.5V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 96nC @ 4.5V
• Input Capacitance (Ciss) (Max) @ Vds: 5878pF @ 10V
• Vgs (Max): ±8V
• FET Feature: -
• Power Dissipation (Max): 1.3W (Ta)
• Rds On (Max) @ Id, Vgs: 12 mOhm @ 9.2A, 4.5V
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Supplier Device Package: 8-TSSOP
• Package / Case: 8-TSSOP (0.173", 4.40mm Width)

pacchetto: 8-TSSOP (0.173", 4.40mm Width)

FDMC86570L

Fairchild/ON Semiconductor

MOSFET N-CH 60V 56A POWER33

• FET Type: N-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 60V
• Current - Continuous Drain (Id) @ 25°C: 18A (Ta), 56A (Tc)
• Drive Voltage (Max Rds On, Min Rds On): 4.5V, 10V
• Vgs(th) (Max) @ Id: 3V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 88nC @ 10V
• Input Capacitance (Ciss) (Max) @ Vds: 6705pF @ 30V
• Vgs (Max): ±20V
• FET Feature: -
• Power Dissipation (Max): 2.3W (Ta), 54W (Tc)
• Rds On (Max) @ Id, Vgs: 4.3 mOhm @ 18A, 10V
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Supplier Device Package: Power33
• Package / Case: 8-PowerWDFN

pacchetto: 8-PowerWDFN

FDC642P_F085

Fairchild/ON Semiconductor

MOSFET P-CH 20V 4A 6SSOT

• FET Type: P-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 20V
• Current - Continuous Drain (Id) @ 25°C: 4A (Ta)
• Drive Voltage (Max Rds On, Min Rds On): 2.5V, 4.5V
• Vgs(th) (Max) @ Id: 1.5V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 16nC @ 4.5V
• Input Capacitance (Ciss) (Max) @ Vds: 640pF @ 10V
• Vgs (Max): ±8V
• FET Feature: -
• Power Dissipation (Max): 1.2W (Ta)
• Rds On (Max) @ Id, Vgs: 65 mOhm @ 4A, 4.5V
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Supplier Device Package: SuperSOT?-6
• Package / Case: SOT-23-6 Thin, TSOT-23-6

pacchetto: SOT-23-6 Thin, TSOT-23-6

FDA28N50

Fairchild/ON Semiconductor

MOSFET N-CH 500V 28A TO-3PN

• FET Type: N-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 500V
• Current - Continuous Drain (Id) @ 25°C: 28A (Tc)
• Drive Voltage (Max Rds On, Min Rds On): 10V
• Vgs(th) (Max) @ Id: 5V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 105nC @ 10V
• Input Capacitance (Ciss) (Max) @ Vds: 5140pF @ 25V
• Vgs (Max): ±30V
• FET Feature: -
• Power Dissipation (Max): 310W (Tc)
• Rds On (Max) @ Id, Vgs: 155 mOhm @ 14A, 10V
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Through Hole
• Supplier Device Package: TO-3PN
• Package / Case: TO-3P-3, SC-65-3

pacchetto: TO-3P-3, SC-65-3

FDD8426H

Fairchild/ON Semiconductor

MOSFET N/P-CH 40V 12A/10A DPAK

• FET Type: N and P-Channel
• FET Feature: Logic Level Gate
• Drain to Source Voltage (Vdss): 40V
• Current - Continuous Drain (Id) @ 25°C: 12A, 10A
• Rds On (Max) @ Id, Vgs: 12 mOhm @ 12A, 10V
• Vgs(th) (Max) @ Id: 3V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 53nC @ 10V
• Input Capacitance (Ciss) (Max) @ Vds: 2735pF @ 20V
• Power - Max: 1.3W
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: TO-252-5, DPak (4 Leads + Tab), TO-252AD
• Supplier Device Package: TO-252-4L

pacchetto: TO-252-5, DPak (4 Leads + Tab), TO-252AD

FDZ1416NZ

Fairchild/ON Semiconductor

MOSFET 2N-CH 4-WLCSP

• FET Type: 2 N-Channel (Dual) Common Drain
• FET Feature: Standard
• Drain to Source Voltage (Vdss): -
• Current - Continuous Drain (Id) @ 25°C: -
• Rds On (Max) @ Id, Vgs: -
• Vgs(th) (Max) @ Id: 1.3V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 17nC @ 4.5V
• Input Capacitance (Ciss) (Max) @ Vds: -
• Power - Max: 500mW
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: 4-XFBGA, WLCSP
• Supplier Device Package: 4-WLCSP (1.4x1.6)

pacchetto: 4-XFBGA, WLCSP

BC547C

Fairchild/ON Semiconductor

TRANS NPN 45V 0.1A TO-92

• Transistor Type: NPN
• Current - Collector (Ic) (Max): 100mA
• Voltage - Collector Emitter Breakdown (Max): 45V
• Vce Saturation (Max) @ Ib, Ic: 600mV @ 5mA, 100mA
• Current - Collector Cutoff (Max): 15nA (ICBO)
• DC Current Gain (hFE) (Min) @ Ic, Vce: 420 @ 2mA, 5V
• Power - Max: 500mW
• Frequency - Transition: 300MHz
• Operating Temperature: 150°C (TJ)
• Mounting Type: Through Hole
• Package / Case: TO-226-3, TO-92-3 (TO-226AA)
• Supplier Device Package: TO-92-3

pacchetto: TO-226-3, TO-92-3 (TO-226AA)

KSB1015YTU

Fairchild/ON Semiconductor

TRANS PNP 60V 3A TO-220F

• Transistor Type: PNP
• Current - Collector (Ic) (Max): 3A
• Voltage - Collector Emitter Breakdown (Max): 60V
• Vce Saturation (Max) @ Ib, Ic: 1V @ 300mA, 3A
• Current - Collector Cutoff (Max): 100µA (ICBO)
• DC Current Gain (hFE) (Min) @ Ic, Vce: 100 @ 500mA, 5V
• Power - Max: 25W
• Frequency - Transition: 9MHz
• Operating Temperature: 150°C (TJ)
• Mounting Type: Through Hole
• Package / Case: TO-220-3 Full Pack
• Supplier Device Package: TO-220F

pacchetto: TO-220-3 Full Pack

TIP48TU

Fairchild/ON Semiconductor

TRANS NPN 300V 1A TO-220

• Transistor Type: NPN
• Current - Collector (Ic) (Max): 1A
• Voltage - Collector Emitter Breakdown (Max): 300V
• Vce Saturation (Max) @ Ib, Ic: 1V @ 200mA, 1A
• Current - Collector Cutoff (Max): 1mA
• DC Current Gain (hFE) (Min) @ Ic, Vce: 30 @ 300mA, 10V
• Power - Max: 2W
• Frequency - Transition: 10MHz
• Operating Temperature: 150°C (TJ)
• Mounting Type: Through Hole
• Package / Case: TO-220-3
• Supplier Device Package: TO-220-3

pacchetto: TO-220-3

MMBD914

Fairchild/ON Semiconductor

DIODE GEN PURP 100V 200MA SOT23

• Diode Type: Standard
• Voltage - DC Reverse (Vr) (Max): 100V
• Current - Average Rectified (Io): 200mA
• Voltage - Forward (Vf) (Max) @ If: 1V @ 10mA
• Speed: Small Signal =< 200mA (Io), Any Speed
• Reverse Recovery Time (trr): 4ns
• Current - Reverse Leakage @ Vr: 5µA @ 75V
• Capacitance @ Vr, F: 4pF @ 0V, 1MHz
• Mounting Type: Surface Mount
• Package / Case: TO-236-3, SC-59, SOT-23-3
• Supplier Device Package: SOT-23-3
• Operating Temperature - Junction: 150°C (Max)

pacchetto: TO-236-3, SC-59, SOT-23-3

FAN73912MX

Fairchild/ON Semiconductor

IC GATE DRVR HALF-BRIDGE 16SOIC

• Driven Configuration: Half-Bridge
• Channel Type: Independent
• Number of Drivers: 2
• Gate Type: IGBT, N-Channel, P-Channel MOSFET
• Voltage - Supply: 12 V ~ 20 V
• Logic Voltage - VIL, VIH: 6V, 9.5V
• Current - Peak Output (Source, Sink): 2A, 3A
• Input Type: -
• High Side Voltage - Max (Bootstrap): 1200V
• Rise / Fall Time (Typ): 25ns, 15ns
• Operating Temperature: -40°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.295", 7.50mm Width)
• Supplier Device Package: 16-SOIC

pacchetto: 16-SOIC (0.295", 7.50mm Width)

MM74HC123AM

Fairchild/ON Semiconductor

IC MULTIVIBRATOR MONO DL 16-SOIC

• Logic Type: Monostable
• Independent Circuits: 2
• Schmitt Trigger Input: Yes
• Propagation Delay: 22ns
• Current - Output High, Low: 5.2mA, 5.2mA
• Voltage - Supply: 2 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Supplier Device Package: 16-SOIC

pacchetto: 16-SOIC (0.154", 3.90mm Width)

DM74ALS27N

Fairchild/ON Semiconductor

IC GATE NOR 3CH 3-INP 14-DIP

• Logic Type: NOR Gate
• Number of Circuits: 3
• Number of Inputs: 3
• Features: -
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Quiescent (Max): -
• Current - Output High, Low: 400µA, 8mA
• Logic Level - Low: 0.8V
• Logic Level - High: 2V
• Max Propagation Delay @ V, Max CL: 15ns @ 5V, 50pF
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Supplier Device Package: 14-PDIP
• Package / Case: 14-DIP (0.300", 7.62mm)

pacchetto: 14-DIP (0.300", 7.62mm)

NC7S86P5

Fairchild/ON Semiconductor

IC GATE XOR 1CH 2-INP SC-70-5

• Logic Type: XOR (Exclusive OR)
• Number of Circuits: 1
• Number of Inputs: 2
• Features: -
• Voltage - Supply: 2 V ~ 6 V
• Current - Quiescent (Max): 1µA
• Current - Output High, Low: 2.6mA, 2.6mA
• Logic Level - Low: 0.5V
• Logic Level - High: 1.5V
• Max Propagation Delay @ V, Max CL: 17ns @ 6V, 50pF
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Supplier Device Package: SC-70-5
• Package / Case: 5-TSSOP, SC-70-5, SOT-353

pacchetto: 5-TSSOP, SC-70-5, SOT-353

74ACTQ18823SSC

Fairchild/ON Semiconductor

IC D-TYPE POS TRG DUAL 56SSOP

• Function: Reset
• Type: D-Type
• Output Type: Tri-State, Non-Inverted
• Number of Elements: 2
• Number of Bits per Element: 9
• Clock Frequency: 100MHz
• Max Propagation Delay @ V, Max CL: 9ns @ 5V, 50pF
• Trigger Type: Positive Edge
• Current - Output High, Low: 24mA, 24mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Quiescent (Iq): 80µA
• Input Capacitance: 4.5pF
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 56-BSSOP (0.295", 7.50mm Width)

pacchetto: 56-BSSOP (0.295", 7.50mm Width)

DM74174N

Fairchild/ON Semiconductor

IC D-TYPE POS TRG SNGL 16DIP

• Function: Master Reset
• Type: D-Type
• Output Type: Non-Inverted
• Number of Elements: 1
• Number of Bits per Element: 6
• Clock Frequency: 30MHz
• Max Propagation Delay @ V, Max CL: 25ns @ 5V, 15pF
• Trigger Type: Positive Edge
• Current - Output High, Low: 800µA, 16mA
• Voltage - Supply: 4.75 V ~ 5.25 V
• Current - Quiescent (Iq): 65mA
• Input Capacitance: -
• Operating Temperature: 0°C ~ 70°C (TA)
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)

pacchetto: 16-DIP (0.300", 7.62mm)

74LVT240MSA

Fairchild/ON Semiconductor

IC INVERTER DUAL 4-INPUT 20SSOP

• Logic Type: Buffer, Inverting
• Number of Elements: 2
• Number of Bits per Element: 4
• Input Type: -
• Output Type: Push-Pull
• Current - Output High, Low: 32mA, 64mA
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP (0.209", 5.30mm Width)
• Supplier Device Package: 20-SSOP

pacchetto: 20-SSOP (0.209", 5.30mm Width)

74AC240PC

Fairchild/ON Semiconductor

IC INVERTER DUAL 4-INPUT 20DIP

• Logic Type: Buffer, Inverting
• Number of Elements: 2
• Number of Bits per Element: 4
• Input Type: -
• Output Type: Push-Pull
• Current - Output High, Low: 24mA, 24mA
• Voltage - Supply: 2 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)
• Supplier Device Package: 20-PDIP

pacchetto: 20-DIP (0.300", 7.62mm)

MM74HC4316MX

Fairchild/ON Semiconductor

IC SWITCH 1X1 16SOIC

• Switch Circuit: SPST - NO
• Multiplexer/Demultiplexer Circuit: 1:1
• Number of Circuits: 4
• On-State Resistance (Max): 70 Ohm
• Channel-to-Channel Matching (ΔRon): 5 Ohm
• Voltage - Supply, Single (V+): 2 V ~ 12 V
• Voltage - Supply, Dual (V±): ±2 V ~ 6 V
• Switch Time (Ton, Toff) (Max): 14ns, 20ns
• -3db Bandwidth: 100MHz
• Charge Injection: -
• Channel Capacitance (CS(off), CD(off)): -
• Current - Leakage (IS(off)) (Max): 100nA
• Crosstalk: -50dB @ 1MHz
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Supplier Device Package: 16-SOIC

pacchetto: 16-SOIC (0.154", 3.90mm Width)

HLMP47009MP97

Fairchild/ON Semiconductor

LED SS QUAD RED DIFF PCB 5MM

• Color: Red (x 2)
• Wavelength - Peak: 635nm
• Configuration: 2 High
• Current: 2mA
• Millicandela Rating: 2mcd
• Viewing Angle: 50°
• Lens Type: Diffused, Tinted
• Lens Style/Size: Round with Domed Top, 5mm (T-1 3/4)
• Voltage Rating: 1.8V
• Mounting Type: Through Hole, Right Angle

pacchetto: -

SMBJ9V0A

Fairchild/ON Semiconductor

TVS DIODE 9VWM 15.4VC SMB

• Type: Zener
• Unidirectional Channels: 1
• Bidirectional Channels: -
• Voltage - Reverse Standoff (Typ): 9V
• Voltage - Breakdown (Min): 10V
• Voltage - Clamping (Max) @ Ipp: 15.4V
• Current - Peak Pulse (10/1000µs): 39A
• Power - Peak Pulse: 600W
• Power Line Protection: No
• Applications: General Purpose
• Capacitance @ Frequency: -
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: DO-214AA, SMB
• Supplier Device Package: DO-214AA (SMB)

pacchetto: DO-214AA, SMB

MOC3082VM

Fairchild/ON Semiconductor

OPTOISOLATOR 4.17KV TRIAC 6DIP

• Output Type: Triac
• Zero Crossing Circuit: Yes
• Number of Channels: 1
• Voltage - Isolation: 4170Vrms
• Voltage - Off State: 800V
• Static dV/dt (Min): 600V/µs
• Current - LED Trigger (Ift) (Max): 10mA
• Current - On State (It (RMS)) (Max): -
• Current - Hold (Ih): 500µA (Typ)
• Turn On Time: -
• Voltage - Forward (Vf) (Typ): 1.3V
• Current - DC Forward (If) (Max): 60mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 6-DIP (0.300", 7.62mm)
• Supplier Device Package: 6-DIP
• Approvals: IEC/EN/DIN, UL

pacchetto: 6-DIP (0.300", 7.62mm)

FOD617D

Fairchild/ON Semiconductor

OPTOISOLATOR 5KV TRANSISTOR 4DIP

• Number of Channels: 1
• Voltage - Isolation: 5000Vrms
• Current Transfer Ratio (Min): 160% @ 10mA
• Current Transfer Ratio (Max): 320% @ 10mA
• Turn On / Turn Off Time (Typ): -
• Rise / Fall Time (Typ): 4µs, 3µs
• Input Type: DC
• Output Type: Transistor
• Voltage - Output (Max): 70V
• Current - Output / Channel: 50mA
• Voltage - Forward (Vf) (Typ): 1.35V
• Current - DC Forward (If) (Max): 50mA
• Vce Saturation (Max): 400mV
• Operating Temperature: -55°C ~ 110°C
• Mounting Type: Through Hole
• Package / Case: 4-DIP (0.300", 7.62mm)
• Supplier Device Package: 4-DIP

pacchetto: 4-DIP (0.300", 7.62mm)

MOC8204300W

Fairchild/ON Semiconductor

OPTOISO 5.3KV TRANS W/BASE 6DIP

• Number of Channels: 1
• Voltage - Isolation: 5300Vrms
• Current Transfer Ratio (Min): 20% @ 10mA
• Current Transfer Ratio (Max): -
• Turn On / Turn Off Time (Typ): 5µs, 5µs
• Rise / Fall Time (Typ): -
• Input Type: DC
• Output Type: Transistor with Base
• Voltage - Output (Max): 400V
• Current - Output / Channel: 2mA
• Voltage - Forward (Vf) (Typ): 1.2V
• Current - DC Forward (If) (Max): 60mA
• Vce Saturation (Max): 400mV
• Operating Temperature: -55°C ~ 100°C
• Mounting Type: Through Hole
• Package / Case: 6-DIP (0.400", 10.16mm)
• Supplier Device Package: 6-DIP

pacchetto: 6-DIP (0.400", 10.16mm)

H11D1300W

Fairchild/ON Semiconductor

OPTOISO 5.3KV TRANS W/BASE 6DIP

• Number of Channels: 1
• Voltage - Isolation: 5300Vrms
• Current Transfer Ratio (Min): 20% @ 10mA
• Current Transfer Ratio (Max): -
• Turn On / Turn Off Time (Typ): 5µs, 5µs
• Rise / Fall Time (Typ): -
• Input Type: DC
• Output Type: Transistor with Base
• Voltage - Output (Max): 300V
• Current - Output / Channel: 100mA
• Voltage - Forward (Vf) (Typ): 1.15V
• Current - DC Forward (If) (Max): 80mA
• Vce Saturation (Max): 400mV
• Operating Temperature: -55°C ~ 100°C
• Mounting Type: Through Hole
• Package / Case: 6-DIP (0.400", 10.16mm)
• Supplier Device Package: 6-DIP

pacchetto: 6-DIP (0.400", 10.16mm)

4N36FR2VM

Fairchild/ON Semiconductor

OPTOISO 7.5KV TRANS W/BASE 6SMD

• Number of Channels: 1
• Voltage - Isolation: 7500Vpk
• Current Transfer Ratio (Min): 100% @ 10mA
• Current Transfer Ratio (Max): -
• Turn On / Turn Off Time (Typ): 2µs, 2µs
• Rise / Fall Time (Typ): -
• Input Type: DC
• Output Type: Transistor with Base
• Voltage - Output (Max): 30V
• Current - Output / Channel: -
• Voltage - Forward (Vf) (Typ): 1.18V
• Current - DC Forward (If) (Max): 60mA
• Vce Saturation (Max): 300mV
• Operating Temperature: -55°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 6-SMD, Gull Wing
• Supplier Device Package: 6-SMD

pacchetto: 6-SMD, Gull Wing