DRV8145-Q1
DRV8145-Q1 is Automotive Half Bridge Driver manufactured by Texas Instruments.
SLVSG22B
- JANUARY 2023
- REVISED MARCH 2024
DRV8145-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
- Documentation available to aid functional safety system design
- 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: 16mΩ
- SPI(P) variant in HTSSOP package: RON_LS +
RON_HS: 19mΩ
- IOUT Max = 46A
- 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 onstate 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 n FAULT pin
- Supports 3.3V, 5V logic inputs
- Low sleep current
- 1μA typical at...
