CHIP CP2163A
The CP2163A is optimized for white LED supplies in backlit color display applications. The device provides a constant current, set by an external resistor, for each LED. The supply voltage ranges from 2.7 V to 5.5 V and is ideally suited for all applications powered by a single LI-Ion battery cell or three to four NiCd, NiMH, or Alkaline voltages ranging from 3 V to 5.5 V.| Part No. | CP2163A |
|---|---|
| Datasheet | CP2163A Download |
| Manufacturer |  CHIP |
| Description | High Efficiency 1X/1.5X Fractional Charge Pump |
| Buy | Stock & Price |
FEATURES
● Drives up to 4 LEDs at 30 mA Each● Regulated Output Current With 0.5% Matching Over Temperature
● LED Brightness Control Through PWM Control Signal（0Hz～50KHz）
● Low Input Ripple and Low EMI
● Over-current and Over-temperature Protected
● Less than 0.1μA Quiescent Current In Shutdown Mode
● RoHS Compliant and 100% Lead (Pb)-Free Pin Diagram (Top View) C2+ C1+ C212 11 10 VIN 9 C1- 13 8 VOUT PGND D1 D2 GND EN1 EN2 14 GND 7 15 6 16 5 1 2 3 Copyright ©2008 Chiphomer Technology Limited 4 NC D4 D3 ISET 1 Product Brief CP2163A V1.0 DC/DC Series High Efficiency 1X/1.5X Fractional Charge Pump for White LED
APPLICATIONS
●●
● Cell phone Digital Camera MP3,PMP,PDA TYPICAL APPLICATION C2 0.47μF C1 0.47μF C2- C1- C1+ C2+ VOUT COUT 1μF Li-ion Battery + - VIN CIN 1μF EN1 CP2163A EN2 D4 D3 D2 D1 ISET GND PGND RISET Chiphomer Technology Limited Add: 4F, Building D, 1618 Yishan Road, Shanghai, P.R.C. Tel: +86-(0)21-64058488, 64014543 Fax: +86-(0)21-64050030 Email: sales@chiphomer.com Web: Shenzhen Office: 10D, Building 2, Dushi Yangguang Garden CheGongMiao, Futian District, Shenzhen, 518048, P.R.C.
