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FAN7888

Half-Bridge Gate-Drive IC

The FAN7888 is a half-bridge gate-drive ic from onsemi. View the full FAN7888 datasheet below including absolute maximum ratings.

Manufacturer

onsemi

Category

Half-Bridge Gate-Drive IC

Overview

Part: FAN7888MX — onsemi

Type: Half-Bridge Gate-Drive IC

Description: Monolithic three half-bridge gate-drive IC designed for high-voltage, high-speed driving MOSFETs and IGBTs operating up to +200 V, with typically 350 mA / 650 mA sourcing/sinking current driving capability.

Operating Conditions:

  • Supply voltage: 10–20 V (VDD)
  • Operating temperature: -40 to +125 °C
  • High-side floating supply offset voltage: 6-VDD to 200 V

Absolute Maximum Ratings:

  • Max supply voltage (High-Side Floating): 225.0 V
  • Max supply voltage (Low-Side and Logic): 25.0 V
  • Max junction temperature: +150 °C
  • Max storage temperature: +150 °C

Key Specs:

  • Quiescent VDD Supply Current (IQDD): 160 mA (typ), 350 mA (max)
  • Output HIGH Short-Circuit Pulsed Current (IO+): 350 mA (typ)
  • Output LOW Short-Circuit Pulsed Current (IO-): 650 mA (typ)
  • VDD Supply Under-Voltage Positive-Going Threshold (VDDUV+): 8.2 V (typ)
  • Logic '1' Input Voltage (VIH): 2.5 V (min)
  • Turn-on Propagation Delay (tON): 130 ns (typ), 220 ns (max)
  • Turn-off Propagation Delay (tOFF): 150 ns (typ), 240 ns (max)
  • Dead Time (DT): 270 ns (typ), 440 ns (max)

Features:

  • Typically 350 mA / 650 mA Sourcing/Sinking Current Driving Capability for All Channels
  • Floating Channel for Bootstrap Operation to +200 V
  • 3 Half-Bridge Gate Driver
  • Matched Propagation Delay Time Maximum: 50 ns
  • Extended Allowable Negative VS Swing to -9.8 V for Signal Propagation at VBS = 15 V
  • 3.3 V and 5 V Input Logic Compatible
  • Built-in Common Mode dv/dt Noise Canceling Circuit
  • Built-in Shoot-Through Prevention Circuit for All Channels with 270 ns Typical Dead Time
  • Built-in UVLO Functions for All Channels
  • Pb-Free, Halide Free and RoHS Compliant

Applications:

  • 3-Phase Motor Inverter Driver
  • Battery Based Motor Applications (E-bike, Power Tool)

Package:

  • SOIC-20, 300 mils

Features

  • Typically 350 mA / 650 mA Sourcing/Sinking Current Driving Capability for All Channels
  • Floating Channel for Bootstrap Operation to +200 V
  • 3 Half -Bridge Gate Driver
  • Matched Propagation Delay Time Maximum: 50 ns
  • Extended Allowable Negative VS Swing to -9.8 V for Signal Propagation at V BS = 15 V
  • 3.3 V and 5 V Input Logic Compatible
  • Built -in Common Mode dv/dt Noise Canceling Circuit
  • Built -in Shoot -Through Prevention Circuit for All Channels with 270 ns Typical Dead Time
  • Built -in UVLO Functions for All Channels
  • This Device is Pb -Free, Halide Free and is RoHS Compliant

Applications

  • 3 -Phase Motor Inverter Driver
  • Battery Based Motor Applications (E -bike, Power Tool)

Pin Configuration

Figure 3. Pin Configuration (Top View)

Absolute Maximum Ratings

SymbolParameterMinMaxUnit
V BHigh - Side Floating Supply Voltage of V B1,2,3- 0.3225.0V
V SHigh - Side Floating Supply Offset Voltage of V S1,2,3V B1,2,3 - 25V B1,2,3 + 0.3V
V HO1,2,3High - Side Floating Output VoltageV S1,2,3 - 0.3V B1,2,3 + 0.3V
V DDLow - Side and Logic - fixed Supply Voltage- 0.325.0V
V LO1,2,3Low - Side Output Voltage- 0.3V DD + 0.3V
V INLogic Input Voltage (HIN1,2,3 and LIN1,2,3)- 0.3V DD + 0.3V
dV S /dtAllowable Offset Voltage Slew Rate-50V/ns
P DPower Dissipation (Note 1) (Note 2) (Note 3)-1.47W
q JAThermal Resistance, Junction - to - ambient-85° C/W
T JJunction Temperature-+150° C
T STGStorage Temperature- 55+150° C

Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected.

  1. Mounted on 76.2 x 114.3 x 1.6 mm PCB (FR -4 glass epoxy material).

Refer to the following standards: JESD51 -2: Integral circuits thermal test method environmental conditions -natural convection. JESD51 -3: Low effective thermal conductivity test board for leaded surface -mount packages.

  1. Do not exceed P D under any circumstances.

Recommended Operating Conditions

SymbolParameterMinMaxUnit
V B1,2,3High - Side Floating Supply VoltageV S1,2,3 + 10V S1,2,3 + 20V
V S1,2,3High - Side Floating Supply Offset Voltage6 - V DD200V
V DDSupply Voltage1020V
V HO1,2,3High - Side Output VoltageV S1,2,3V B1,2,3V
V LO1,2,3Low - Side Output VoltageGNDV DDV
V INLogic Input Voltage (HIN1,2,3 and LIN1,2,3)GNDV DDV
T AAmbient Temperature- 40+125° C

Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended Operating Ranges limits may affect device reliability.

ELECTRICAL CHARACTERISTICS (V BIAS (V DD , V BS1,2,3 ) = 15.0 V, T A = 25 ° C, unless otherwise specified. The V IN and I IN parameters are referenced to GND. The V O and I O parameters are referenced to GND and V S1,2,3 and are applicable to the respective outputs LO1,2,3 and HO1,2,3.)

SymbolCharacteristicsConditionMinTypMaxUnit
LOW - SIDE POWER SUPPLY SECTIONLOW - SIDE POWER SUPPLY SECTIONLOW - SIDE POWER SUPPLY SECTIONLOW - SIDE POWER SUPPLY SECTIONLOW - SIDE POWER SUPPLY SECTIONLOW - SIDE POWER SUPPLY SECTIONLOW - SIDE POWER SUPPLY SECTION
I QDDQuiescent V DD Supply CurrentV LIN1,2,3 = 0 V or 5 V-160350m A
I PDD1,2,3Operating V DD Supply Current for each Channelf LIN1,2,3 = 20 kHz, rms Value-500900m A
V DDUV+V DD Supply Under - Voltage Positive - Going ThresholdV DD = Sweep, V BS = 15 V7.28.29.0V
V DDUV -V DD Supply Under - Voltage Negative - Going ThresholdV DD = Sweep, V BS = 15 V6.87.88.5V
V DDHYSV DD Supply Under - Voltage Lockout HysteresisV DD = Sweep, V BS = 15 V-0.4-V
BOOTSTRAPPED POWER SUPPLY SECTIONBOOTSTRAPPED POWER SUPPLY SECTIONBOOTSTRAPPED POWER SUPPLY SECTIONBOOTSTRAPPED POWER SUPPLY SECTIONBOOTSTRAPPED POWER SUPPLY SECTIONBOOTSTRAPPED POWER SUPPLY SECTIONBOOTSTRAPPED POWER SUPPLY SECTION
I QBS1,2,3Quiescent V BS Supply Current for each ChannelV HIN1,2,3 = 0 V or 5 V-50120m A
I PBS1,2,3Operating V BS Supply Current for each Channelf HIN1,2,3 = 20 kHz, rms Value-400800m A
V BSUV+V BS Supply Under - Voltage Positive - going ThresholdV DD = 15 V, V BS = Sweep7.28.29.0V
V BSUV -V BS Supply Under - Voltage Negative - going ThresholdV DD = 15 V, V BS = Sweep6.87.88.5V
V BSHYSV BS Supply Under - Voltage Lockout HysteresisV DD = 15 V, V BS = Sweep-0.4-V
I LKOffset Supply Leakage CurrentV B1,2,3 = V S1,2,3 = 200 V--10m A
GATE DRIVER OUTPUT SECTIONGATE DRIVER OUTPUT SECTIONGATE DRIVER OUTPUT SECTIONGATE DRIVER OUTPUT SECTIONGATE DRIVER OUTPUT SECTIONGATE DRIVER OUTPUT SECTIONGATE DRIVER OUTPUT SECTION
V OHHigh - Level Output Voltage, V BIAS - V OI O =20 mA--1.0V
V OLLow - Level Output Voltage, V OI O =20 mA--0.6V
I O+Output HIGH Short - Circuit Pulsed Current (Note 4)V O = 0 V, V IN = 5 V with PW < 10 m s250350-mA
I O -Output LOW Short - Circuit Pulsed Current (Note 4)V O = 15 V, V IN = 0 V with PW < 10 m s500650-mA
V SAllowable Negative V S Pin Voltage for IN Signal Propagation to H O-- 9.8- 7.0V
LOGIC INPUT SECTION (HIN, LIN)LOGIC INPUT SECTION (HIN, LIN)LOGIC INPUT SECTION (HIN, LIN)LOGIC INPUT SECTION (HIN, LIN)LOGIC INPUT SECTION (HIN, LIN)LOGIC INPUT SECTION (HIN, LIN)LOGIC INPUT SECTION (HIN, LIN)
V IHLogic '1' Input Voltage2.5--V
V ILLogic '0' Input Voltage--1.0V
I IN+Logic '1' Input Bias CurrentV IN = 5 V-2550m A
I IN -Logic '0' Input Bias Current (Note 4)V IN = 0 V--2.0m A
R INInput Pull - Down Resistance100200300k W

Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product performance may not be indicated by the Electrical Characteristics if operated under different conditions.

  1. This parameter is guaranteed by design.

DYNAMIC ELECTRICAL CHARACTERISTICS (T A = 25 ° C, V BIAS (V DD , V BS1,2,3 ) = 15.0 V, V S1,2,3 = GND, C Load = 1000 pF unless otherwise specified.)

SymbolParameterConditionMinTypMaxUnit
t ONTurn - on Propagation DelayV S1,2,3 = 0 V-130220ns
t OFFTurn - off Propagation DelayV S1,2,3 = 0 V-150240ns
t RTurn - on Rise Time-50120ns
t FTurn - off Fall Time-3080ns
MT1Turn - on Delay Matching I t ON(H) - t OFF(L) I--50ns
MT2Turn - off Delay Matching I t OFF(H) - t ON(L) I--50ns
DTDead Time100270440ns
MDTDead - time Matching I t DT1 - t DT2 I--60ns

Typical Application

Figure 1. 3 -Phase BLDC Motor Drive Application

Related Variants

The following components are covered by the same datasheet.

Part NumberManufacturerPackage
FAN7888MXonsemiSOIC-20
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