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Data Sheet
DRV8143-Q1
Automotive
Half
Bridge Driver with Integrated Current Sense and Diagnostics
1 Features
- AEC-Q100 qualified for automotive applications:
- Temperature grade 1: –40°C to +125°C, TA
- Functional Safety-Capable
- 4.5-V to 35-V (40-V abs. max) operating range
- SPI(S) or HW(H) variant in VQFN-HR package: RON_LS + RON_HS: 42mΩ
- SPI(P) variant in HVSSOP package: RON_LS + RON_HS: 49mΩ
- IOUT Max = 20A
- PWM frequency operation up to 125KHz with automatic dead time assertion
- Configurable slew rate and spread spectrum clocking for low electromagnetic interference (EMI)
- Integrated current sense (eliminates shunt resistor)
- Proportional load current output on IPROPI pin
- Configurable current regulation
- Protection and diagnostic features with configurable fault reaction (latched or retry)
- Load diagnostics in both the off-state and on-state to detect open load and short circuit
- Voltage monitoring on supply (VM) and charge pump (VCP)
- Over current protection
- Over temperature protection
- Fault indication on nFAULT pin
- Supports 3.3V, 5V logic inputs
- Low sleep current - 1μA typical at 25°C
- Device family comparison table
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