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Texas Instruments DRV8908-Q1 | Demoboard DRV8908-Q1EVM
Automotive 32-V, 6-A 8 channel half-bridge driver
Overview
| Topology | Half-Bridge Converter symmetrical isolated |
| Input voltage | 4.5-32 V |
| Output 1 | 40 V |
| IC revision | c |
Description
The DRV8908-Q1 evaluation module (EVM) is an application board design to allow easy evaluation of the DRV8908-Q1 device. The DRV8908-Q1 device is an integrated 4.5-V to 32-V 8 channel H-bridges for automotive applications such as control of heating, ventilation, and airconditioning (HVAC) flap DC motor.A standard 16-bit serial peripheral interface (SPI) provides a simple method for configuring the various device settings and reading fault diagnostic information through an external controller. For more information on this evaluation module please refer to the DRV89xx-Q1EVM User's Guide.
Features
- AEC-Q100 qualified for automotive applications
- 4, 6, 8, 10 and 12 half-bridge outputs
- 4.5-V to 32-V operating voltage
- 40-V absolute maximum voltage
- 1-A RMS current for each output
- 6-A maximum current for paralleled outputs
- Low-power sleep mode (1.5-µA)
- Supports 3.3-V and 5-V logic inputs
- SPI for configuration and diagnostics
- 5-MHz, 16-Bit SPI communication
- Daisy chain functionality
- PWM generators programmable over SPI
- Individual half-bridge PWM operation
- Configurable for high-side, low-side, and H-bridge load driving
- Supports 8-bit duty cycle resolution
- Integrated protection features with per channel detailed diagnostics over SPI
- nFAULT pin output
- VM undervoltage lockout (UVLO)
- VM overvoltage protection (OVP)
- Logic supply power on reset (POR)
- Overcurrent protection (OCP)
- Enhanced open load detection (OLD)
- Thermal warning and shutdown (OTW/OTSD)
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | Pins | PCB/Cable/Panel | Modularity | Type | Wire Section | λDom typ.(nm) | Emitting Color | λPeak typ.(nm) | IV typ.(mcd) | VF typ.(V) | Chip Technology | 2θ50% typ.(°) | L(µH) | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | RDC(mΩ) | fres(MHz) | Material | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-HCI SMT Flat Wire High Current Inductor, 2, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-HCI SMT Flat Wire High Current Inductor | Pins2 | – | – | – | – | – | – | – | – | – | – | – | Inductance1.2 µH | Performance Rated Current32.6 A | Saturation Current @ 10%12 A | Saturation Current @ 30%25 A | DC Resistance1.8 mΩ | Self Resonant Frequency75 MHz | MaterialSuperflux | ||||
 | WR-TBL Series 1377 - Wire Protector 5.00mm pitch - Horizontal cable entry - THT, 2, Wire Protector | Simulation– | Downloads6 files | Status Activei| Production is active. Expected lifetime: >10 years. | Pins2 | PCB/Cable/PanelPCB | ModularityNo | TypeHorizontal | Wire Section 12 to 30 (AWG) 0.5 to 2.5 (mm²) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||
 | WR-TBL Series 1377 - Wire Protector 5.00mm pitch - Horizontal cable entry - THT, 6, Wire Protector | Simulation– | Downloads6 files | Status Activei| Production is active. Expected lifetime: >10 years. | Pins6 | PCB/Cable/PanelPCB | ModularityNo | TypeHorizontal | Wire Section 12 to 30 (AWG) 0.5 to 2.5 (mm²) | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||
 | WL-SMCW SMT Mono-color Chip LED Waterclear, –, – | Downloads27 files RAY files
| Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | – | – | – | – | – | Dominant Wavelength [typ.]630 nm | Emitting ColorSuper Red | Peak Wavelength [typ.]645 nm | Luminous Intensity [typ.]60 mcd | Forward Voltage [typ.]1.9 V | Chip TechnologyAlInGaP | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | – | – | – | – | |||
| WL-SMCW SMT Mono-color Chip LED Waterclear, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | – | – | – | – | – | Dominant Wavelength [typ.]570 nm | Emitting ColorBright Green | Peak Wavelength [typ.]572 nm | Luminous Intensity [typ.]40 mcd | Forward Voltage [typ.]2 V | Chip TechnologyAlInGaP | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | – | – | – | – |