CS8371 datasheet(3/8 Pages) CHERRY

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Electrical Characteristics: -40¡C ² TA ² +85¡C, 10.5V ² VCC ² 16.0V, ENABLE1 = ENABLE2 = 5.0V,

IOUT1 = IOUT2 = 5.0mA, unless otherwise stated.

Package Pin Description

PACKAGE PIN #

PIN SYMBOL

FUNCTION

7 Lead TO-220

ENABLE1

ENABLE control for the 8V, 1A output

ENABLE2

ENABLE control for the 5V, 250mA output

3VOUT2

5V ±5%, 250mA regulated output

Gnd

Ground

Sense

Sense feedback for the primary 8V output

6VCC

Supply voltage, usually from battery

7VOUT1

8V ±5%, 1A regulated output

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

s Secondary Output (VOUT2): continued

Current Limit

VCC = 16V

270

600

Overshoot Voltage

5mA ² IREG2 ² 250mA

4.3

Output Noise

10Hz-100kHz

170

µVrms

s ENABLE Function (ENABLE)

Input Current

VCC = 14V, 0V ² ENABLE ² 5.5V

-150

150

µA

Input Voltage

Low

0.8

High

2.0

5.0

s Protection Circuitry

ESD Threshold

Human Body Model

±2.0

±4.0

Overvoltage Shutdown

Thermal Shutdown

Guaranteed by Design

150

180

¡C

Thermal Hysteresis

¡C

Typical Performance Characteristics

8.05

8.04

8.03

8.02

8.01

8.00

7.99

7.98

7.97

7.96

7.95-40 -20

100

120

140

Ambient Temperature (

°C)

VIN = 14V

IOUT = 1A

Regulator 1 Output Voltage

Regulator 2 Output Voltage

-40

-20

100

120

140

Ambient Temperature (

°C)

5.00

4.95

4.90

4.85

VIN = 14V

IOUT = 250A

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

100

200

300

400

500

600

700

800

900

Output Current (mA)

1000

-40°C

°C

Regulator 1 Dropout Voltage

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