Lighting Management Unit with High Voltage Boost Converter

1FEATURES 2• High-Efficiency Boost Converter With Programmable Output Voltage • Two Individual Drivers for Serial Display Backlight LEDs • Three Drivers for Serial Keypad LEDs • Automatic Dimming Controller • Stand Alone Serial Leypad LEDs Controller • Three General-Purpose IO Pins • 25-B

DMOS FULL-BRIDGE PWM MOTOR DRIVER

Designed for pulse-width modulated (PWM) current control of dc motors, the A3958SB and A3958SLB are capable of continuous output currents to ±2 A and operating voltages to 50 V. Internal fixed off time PWM current-control timing circuitry can be programmed via a serial interface to operate in slow

DMOS FULL-BRIDGE PWM MOTOR DRIVER

FEATURES „ ±2 A, 50 V Continuous Output Rating „ Low rDS(on) Outputs (270 mΩ, Typical) „ Programmable Mixed, Fast, and Slow Current-Decay Modes „ Serial Interface Controls Chip Functions „ Synchronous Rectification for Low Power Dissipation „ Internal UVLO and Thermal-Shutdown Circuitry „ C

DMOS FULL-BRIDGE PWM MOTOR DRIVER

Designed for pulse-width modulated (PWM) current control of dc motors, the A3958SB and A3958SLB are capable of continuous output currents to ±2 A and operating voltages to 50 V. Internal fixed off time PWM current-control timing circuitry can be programmed via a serial interface to operate in slow

DMOS FULL-BRIDGE PWM MOTOR DRIVER

Designed for pulse-width modulated (PWM) current control of dc motors, the A3958SB and A3958SLB are capable of continuous output currents to ±2 A and operating voltages to 50 V. Internal fixed off time PWM current-control timing circuitry can be programmed via a serial interface to operate in slow

DMOS FULL-BRIDGE PWM MOTOR DRIVER

FEATURES „ ±2 A, 50 V Continuous Output Rating „ Low rDS(on) Outputs (270 mΩ, Typical) „ Programmable Mixed, Fast, and Slow Current-Decay Modes „ Serial Interface Controls Chip Functions „ Synchronous Rectification for Low Power Dissipation „ Internal UVLO and Thermal-Shutdown Circuitry „ C