onsemi NCP1570
The NCP1570 is a low voltage buck controller. It provides the control for a DC−DC power solution producing an output voltage as low as 0.985 V over a wide current range. The NCP1570−based solution is powered from 12 V with the output derived from a 5 V supply.| Part No. | NCP1570 |
|---|---|
| Datasheet | NCP1570 Download |
| Manufacturer |  onsemi |
| Description | Low Voltage Synchronous Buck Controller |
| Buy | Stock & Price |
FEATURES
● 0.985 V ± 1.0% Reference● V2 Control Topology
● 200 ns Transient Response
● Programmable Soft Start
● Power Good
● Programmable Power Good Delay
● 40 ns Gate Rise and Fall Times (3.3 nF Load)
● 50 ns Adaptive FET Non−Overlap Time
● Fixed 200 kHz Oscillator Frequency
● Undervoltage Lockout
● On/Off Control Through Use of the COMP Pin
● Overvoltage Protection through Synchronous MOSFETs
● Synchronous N−Channel Buck Design
● Dual Supply, 12 V Control, 5 V Power Source 8 1 SO−8 D SUFFIX CASE 751 PIN CONNECTIONS AND MARKING DIAGRAM 1 VCC PWRGD PGDELAY COMP 1570 ALYW 8 GND VFB GATE(L) GATE(H) A = Assembly Location WL, L = Wafer Lot YY, Y = Year WW, W = Work Week ORDERING INFORMATION Device Package Shipping NCP1570D SO−8 98 Units/Rail NCP1570DR2 SO−8 2500 Tape & Reel © Semiconductor Components Industries, LLC, 2006 1 July, 2006 − Rev. 5 Publication Order Number NCP1570/D NCP1570 12 V PWRGD VLOGIC GND R1 50 k C4 0.1 μF VCC GND PWRGD VFB NCP1570 PGDELAY GATE(L) C12 0.01 μF COMP C13...
