CS8161 datasheet(3/11 Pages) ONSEMI

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CS8161

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ELECTRICAL CHARACTERISTICS for VOUT: (6.0 V ≤ VIN ≤ 26 V; IOUT1 = 5.0 mA; IOUT2 = 5.0 mA;

−40

°C ≤ TJ ≤ +150°C; −40°C ≤ TA ≤ +125°C; unless otherwise specified.)

Characteristic

Test Conditions

Min

Typ

Max

Unit

PRIMARY OUTPUT STAGE (VOUT1)

Output Voltage, VOUT1

13 V

≤ VIN ≤ 26 V, IOUT1 ≤ 400 mA

11.4

12.0

12.6

Dropout Voltage

IOUT1 = 400 mA

−

0.35

0.6

Line Regulation

13 V

≤ VIN ≤ 20 V, 5.0 mA ≤ IOUT < 400 mA

−

Load Regulation

5.0 mA

≤ IOUT1 ≤ 400 mA, VIN = 14 V

−

Quiescent Current

IOUT1 ≤ 100 mA, No Load on VOUT2

IOUT1 ≤ 400 mA, No Load on VOUT2

−

8.0

Ripple Rejection

f = 120 Hz, IOUT = 300 mA, VIN = 15.0 VDC, 2.0 VRMS

−

Current Limit

−

0.40

−

1.0

Reverse Polarity Input Voltage, DC

VOUT1 ≥ −0.6 V, 10 W Load

−

−30

−18

Reverse Polarity Input Voltage, Transient

1.0% Duty Cycle, t = 100 ms, VOUT ≥ −6.0 V, 10 W Load

−

−80

−50

Overvoltage Shutdown

−

Short Circuit Current

−

700

SECONDARY OUTPUT (VOUT2)

Output Voltage, (VOUT2)

6.0 V

≤ VIN ≤ 26 V, IOUT2 ≤ 200 mA

4.90

−

5.10

Dropout Voltage

IOUT2 ≤ 200 mA

−

0.35

0.60

Line Regulation

6.0 V

≤ VIN ≤ 26 V, 1.0 mA ≤ IOUT ≤ 200 mA

−

Load Regulation

1.0 mA

≤ IOUT2 ≤ 200 mA; VIN =14 V

−

Quiescent Current

IOUT2 = 50 mA

IOUT2 = 200 mA

−

5.0

Ripple Rejection

f = 120 Hz; IOUT = 10 mA, VIN = 15 V, 2.0 VRMS

−

Current Limit

−

200

−

600

Short Circuit Current

−

400

ENABLE FUNCTION (ENABLE)

Input ENABLE Threshold

VOUT1 Off

VOUT1 On

−

2.00

1.30

0.80

−

Input ENABLE Current

VENABLE = 5.5 V

VENABLE < 0.8 V

−10

−

500

OTHER FEATURES

Sleep Mode

VENABLE < 0.4 V

−

0.2

Thermal Shutdown

−

150

−

210

°C

Quiescent Current in Dropout

IOUT1 = 100 mA, IOUT2 = 50 mA

−

PACKAGE PIN DESCRIPTION

PACKAGE LEAD #

5 Lead TO−220

LEAD SYMBOL

FUNCTION

VIN

Supply voltage, usually direct from battery.

VOUT1

Regulated output 12 V, 400 mA (typ).

GND

Ground connection.

ENABLE

CMOS compatible input lead; switches outputs on and off.

When ENABLE is high VOUT1 and VOUT2 are active.

VOUT2

Regulated output 5.0 V, 200 mA (typ).

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