TDA8137 데이터 시트보기 (PDF) - STMicroelectronics

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TDA8137

DUAL 5.1V REGULATOR WITH DISABLE AND RESET

STMicroelectronics 

TDA8137

BLOCK DIAGRAM

DISABLE 3

IN

1

REFERENCE

OUT 1

7 OUT 1

PROTECTION

DISABLE

4

RESET

OUT 2

5 RESET

2

CR

DELAY

CAPACITOR

6 OUT 2

TDA8137

ABSOLUTE MAXIMUM RATINGS

Symbol

VIN

VDIS

VRST

I01, 2

Pt

TSTG

Tj

Parameter

DC Input Voltage Pin 1

Disable Input Voltage Pin 3

Output Voltage at Pin 5

Output Currents

Power Dissipation

Storage Temperature

Junction Temperature

Value

Unit

20

V

20

V

20

V

Internally Limited

Internally Limited

– 65 to + 150

°C

0 to + 150

°C

THERMAL DATA

Symbol

RTH(j-c)

Tj

Parameter

Thermal Resistance Junction-case

Recommended Junction Temperature

Max.

Max.

Value

3

0 to + 150

Unit

°C/W

°C

ELECTRICAL CHARACTERISTICS (VIN = 7V ; Tj = 25oC unless otherwise specified)

Symbol

V01, 2

VI 01, 2

∆ V01, 2LI

∆ V01, 2LO

IQ

V01RST

VRTH

tRD

VRL

Parameter

Output Voltage

Dropout Voltage

Line Regulation

Load Regulation

Quiescent Current

Reset Threshold Voltage

Reset Threshold Hysteresis

Reset Pulse Delay at Pin 5

Saturation Volt. at Pin 5 in

Reset Condition

Test Conditions

I01, 2 = 10mA

7V < VIN < 14V, 5mA < I0 < 750mA

I01, 2 = 750mA

I01, 2 = 1A

7V < VIN < 14V, I01, 2 = 200mA

5mA < I01, 2 < 0.6A

I01 = 10mA, Output 2 Disabled

(K = V01)

(see circuit description)

Ce = 100nF (see circuit description)

I5 = 5mA

Min. Typ. Max. Unit

5

5.1

5.2

V

4.9

5.3

V

1.4

V

2

V

50 mV

100 mV

2

mA

K–0.4 K–.25 K–0.1 V

20

50

75 mV

25

ms

0.4

V

2/5

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