The TLE7189QK is a driver IC dedicated to control the 6 to 12 external MOSFETs forming the converter for high current 3 phase motor drives in the automotive sector. It incorporates features like short circuit detection, diagnosis and high output performance and combines it with typical automotive specific requirements like full functionality even at low battery voltages. Its 3 high side and 3 low side output stages are powerful enough to drive MOSFETs with 400nC gate charge with approx. 150ns fall and rise times.
Summary of Features
Compatible to very low ohmic normal level input N-channel MOSFETs
PWM frequency up to 30kHz
Fulfils specification down to 5.5V supply voltage
Short circuit protection with adjustable detection level
Three integrated current sense amplifiers
0 to 100% duty cycle
Low EMC sensitivity and emission
Control inputs with TTL characteristics
Separate input for each MOSFET
Separate source connection for each MOSFET
Integrated minimum dead time
Shoot through protection
Disable function and sleep mode
Detailed diagnosis
Over temperature warning
LQFP-64 package with exposed pad for excellent cooling
Green Product (RoHS compliant)
AEC (Automotive Electronics Council) qualified
Benefits
Excellent gate voltages down to 5.5V supply
3x fast and accurate operational amplifier for current measurement
Test function for short circuit detection
Supervision of external 5V for safety relevant applications
Strong floating output stages
VQFN48 package with exposed pad for high ambient temperature robustness
Potential Applications
Electric power steering
Brake booster
Safety relevant drives
The TLE7189QK is a driver IC dedicated to control the 6 to 12 external MOSFETs forming the converter for high current 3 phase motor drives in the automotive sector. It incorporates features like short circuit detection, diagnosis and high output performance and combines it with typical automotive specific requirements like full functionality even at low battery voltages. Its 3 high side and 3 low side output stages are powerful enough to drive MOSFETs with 400nC gate charge with approx. 150ns fall and rise times.
Summary of Features
- Compatible to very low ohmic normal level input N-channel MOSFETs
- PWM frequency up to 30kHz
- Fulfils specification down to 5.5V supply voltage
- Short circuit protection with adjustable detection level
- Three integrated current sense amplifiers
- 0 to 100% duty cycle
- Low EMC sensitivity and emission
- Control inputs with TTL characteristics
- Separate input for each MOSFET
- Separate source connection for each MOSFET
- Integrated minimum dead time
- Shoot through protection
- Disable function and sleep mode
- Detailed diagnosis
- Over temperature warning
- LQFP-64 package with exposed pad for excellent cooling
- Green Product (RoHS compliant)
- AEC (Automotive Electronics Council) qualified
Benefits
- Excellent gate voltages down to 5.5V supply
- 3x fast and accurate operational amplifier for current measurement
- Test function for short circuit detection
- Supervision of external 5V for safety relevant applications
- Strong floating output stages
- VQFN48 package with exposed pad for high ambient temperature robustness
Potential Applications
- Electric power steering
- Brake booster
- Safety relevant drives
