A8652
A8652 is Synchronous USB Buck Regulator manufactured by Allegro MicroSystems.
A8652, A8653
Wide Input Voltage, Synchronous USB Buck Regulator with Remote Load Regulation
Features
AND BENEFITS
- Automotive AEC-Q100 qualified
- Cable and wiring drop pensation
- Dynamic voltage correction with controller
- Integrated high-side and low-side switching MOSFETs
- Programmable load-side current limit
- Maximized duty cycle for low dropout operation
- Operating input voltage range: 4 V to 36 V
- UVLO STOP threshold is at 2.6 VTYP
- Withstands surge voltages up to 40 V
- Continuous loading: 2.6 A for A8653; 1 A for A8652
- Adjustable switching frequency (f SW): 100 k Hz to
2.2 MHz
- Synchronization to external clock: 100 k Hz to 2.2 MHz
- Frequency dithering for lower EMI signature
- External adjustable pensation network
- Stable with ceramic output capacitors Continued on next page...
PACKAGES:
16-Pin e TSSOP (suffix LP) with exposed thermal pad
Not to scale
DESCRIPTION
The A8652/53 is a high output current synchronous...
