CS8147 datasheet(2/8 Pages) CHERRY

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PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Electrical Characteristics for VOUT: VIN = 14V, IOUT1 = IOUT2 = 5mA, -40¡C < TJ < 150¡C, -40¡C ² TA ² 125ûC,

= LOW; unless otherwise specified.

ENABLE

Package Lead Description

PACKAGE LEAD #

LEAD SYMBOL

FUNCTION

5 Lead TO-220

CMOS compatible input lead; switches VOUT1 and VOUT2 on

and off. When

is low, VOUT1 and VOUT2 are active.

2VIN

Supply voltage, usually direct from battery.

Gnd

Ground connection.

4VOUT1

Regulated output 10V, 500mA (typ)

5VOUT2

Secondary output 5V, 70mA (typ).

ENABLE

s Primary Output (VOUT1)

Output Voltage

13V ² VIN ² 26V, IOUT1 ² 500mA,

9.50

10.00

10.50

Dropout Voltage

IOUT1 = 500mA

0.5

0.7

Line Regulation

11V ² VIN ² 18V, IOUT1 = 250mA

Load Regulation

5mA ² IOUT1 ² 500mA

Quiescent Current

IOUT1 ² 1mA, No Load on VOUT2, VIN = 18V

IOUT1 = 500mA, No Load on VOUT2, VIN = 11V

120

Quiescent Current

= HIGH

200

µA

VOUT1,VOUT2 = OFF

Current Limit

0.55

0.80

Long Term Stability

mV/khr

Over Voltage Shutdown

VOUT1 and VOUT2

s Secondary Output (VOUT2)

Output Voltage

6V ² VIN ² 26V, 1mA ² IOUT2 ² 70mA

4.85

5.00

5.15

Dropout Voltage

IOUT2 ² 70mA

1.5

2.5

Line Regulation

11 ² VIN ² 18V, IOUT = 70µA

Load Regulation

1mA ² IOUT2 ² 70mA, VIN = 14V

Current Limit

150

Function (

)

Input

Threshold

VOUT2(ON)

1.40

2.50

VOUT1(OFF)

1.40

Input

Current

Input Voltage Range 0 to 5V

-10

µA

ENABLE

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