ZXSC300 查看數據表（PDF） - Diodes Incorporated.

零件编号

产品描述 (功能)

生产厂家

ZXSC300

SINGLE OR MULTI CELL LED DRIVER SOLUTION

Diodes Incorporated. 

Maximum battery life solution

To ensure optimum efficiency, and therefore

maximum battery life, the LED is supplied with a

pulsed current. Maximum efficiency is ensured with

the removal of rectifier losses experienced in the

maximum brightness solution.

ZXSC300

VBATT

L1

100µH

U1

Vcc

Vdrive

Isense

Gnd

ZXSC300

Q1

FMMT617

LED1

WHITE LED

R1

0.33R

100

Single LED Load

95

90

85

1.0

1.5

2.0

2.5

3.0

3.5

Input Voltage (V)

Input Voltage v Efficiency

Materials list

Ref

Value

U1

N/A

Q1

N/A

R1

330mW

L1

100␮H

LED1 5600mcd

Part Number

ZXSC300E5

FMMT617

Generic

DO1608P-104

NSPW500BS

Manufacture

Zetex Plc

Zetex Plc

Various

Coilcraft

Nichia

Comments

Single cell converter, SOT23-5

Low VCE(SAT) NPN, SOT23

0805 Size

Surface mount inductor

White LED

ISSUE 4 - SEPTEMBER 2007

7

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