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Data Sheet
DRV8242-Q1
Automotive H-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
-
- 4.5-V to 35-V (40-V abs. max) operating range
- QFN package: RON_LS + RON_HS = 250
mΩ
- IOUT Max = 6 A (QFN)
- PWM frequency operation up to 25 KHz 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)
- Over current protection
- Over temperature protection
- Fault indication on nFAULT pin
- Supports 3.3-V, 5-V logic inputs
- Low sleep current - 1.3 μA typical at 25°C
- 3 variants - HW (H), SPI (S), or SPI
(P)
- Single full bridge using PWM or PH/EN mode
- Device family comparison
table
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