ADP3180 - 6-Bit Programmable 2-, 3-, 4-Phase Synchronous Buck Controller.pdf part of , text manual preview

Text preview for : ADP3180 - 6-Bit Programmable 2-, 3-, 4-Phase Synchronous Buck Controller.pdf part of

| Home

6-Bit Programmable 2-, 3-, 4-Phase
Synchronous Buck Controller
ADP3180*
FEATURES FUNCTIONAL BLOCK DIAGRAM
Selectable 2-, 3-, or 4-Phase Operation at up to
VCC RAMPADJ RT
1 MHz per Phase 28 14 13
14.5 mV Worst-Case Differential Sensing Error over ADP3180
Temperature
Logic-Level PWM Outputs for Interface to UVLO
11 SHUTDOWN OSCILLATOR
External High Power Drivers EN AND BIAS
Active Current Balancing between All Output Phases SET EN
Built-In Power Good/Crowbar Blanking Supports 19
CMP RESET 27
PWM1
On-the-Fly VID Code Changes GND DAC
+150mV
6-Bit Digitally Programmable 0.8375 V to 1.6 V Output CMP RESET 26
CSREF
Programmable Short Circuit Protection with CURRENT 2-, 3-, 4-PHASE PWM2
BALANCING
Programmable Latch-Off Delay CIRCUIT
DRIVER LOGIC
CMP RESET 25
APPLICATIONS DAC
PWM3
Desktop PC Power Supplies for: