1DDD356AA-K01 데이터 시트보기 (PDF) - Unspecified

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1DDD356AA-K01

Electroluminescent Lamp Driver IC

Unspecified 

General Description:

The DurelÒ D356A is part of a family of highly integrated EL

drivers based on Durel’s patented three-port (3P) topology, which

offers built-in EMI shielding. This high efficiency device is well

suited for backlighting most timepieces and liquid crystal displays

for portable electronic applications.

Data Sheet

D356A

Electroluminescent

Lamp Driver IC

D356A

MSOP-8

Features

• High Efficiency

• Low Voltage Operation

• Small System Footprint

• Capacitor or External Clock LF Control

Applications

• Watches

• Data Organizers/PDAs

• Pagers

• LCD and Keypad Backlighting

Lamp Driver Specifications:

(Using Standard Test Circuit at Ta=25 °C unless otherwise specified.)

Parameter

Symbol Minimum Typical Maximum

Standby Current

10

100

Supply Current

I

23

30

Enable Current

50

75

Output Voltage

Vout

110

135

220

Lamp Frequency

LF

230

310

390

Inductor Frequency HF

23

Unit

nA

mA

uA

Vpp

Hz

kHz

Conditions

E = GND

E = 3.0V

E = 3.0V

CLF=5.0 nF

Standard Test Circuit

1.8mH

(3 Ohms)

1 GND

2 L-

3 VOUT

E8

CLF2 7

CLF1 6

3.0V

GND ON

OFF

5.0nF

4 L+

D356A

V+ 5

0.1µF

Load B

3.0 Vdc

1

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