NCP1593B regulator equivalent, synchronous buck regulator.
include cycle−by−cycle current limiting, 100% duty cycle operation, short− circuit protection, power saving mode and thermal shutdown.
Features
* Wide Input Voltage R.
* Set−Top Boxes
* DVD Drives and HDD
* LCD Monitors and TVs
* Cable Modems
* USB Modems
* Teleco.
Pin No
Symbol
1 NC / LX
2, 3 LX
4 PG
5 EN
6 FB
7 SS / NC
8
9, 10 EP
VCC
VCCP GND
Figure 1. Block Diagram
Description No connect pin for NCP1593A. The user may ground this pin or leave it floating. / LX pin for NCP1593B The drains of the i.
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