LM1851 데이터 시트보기 (PDF) - Unisonic Technologies

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LM1851

GROUND FAULT INTERRUPTER

Unisonic Technologies 

UTC LM1851

BLOCK DIAGRAM

Vcc

8

LINEAR INTEGRATED CIRCUIT

TIMING

CAPACITOR

7

SENSITIVITY

SET RESISTOR

6

SENSE AMPLIFIER

OUTPUT

5

D3

Q3

I2

LATCH

Q2

If

Q1

I1=

ITH FOR If > 0

3ITH FOR If = 0

1

SCR

TRIGGER

A1

-+

If

2

INVERTING

INPUT

D1

Vs Q5

Q4 D2

10V

+-

3

NON-INVERTING

INPUT

4

GND

ABSOLUTE MAXIMUM RATINGS

PARAMETER

Supply Current

Power Dissipation (Note 1)

Operating Temperature

Storage Temperature

Lead Soldering Temperature

DIP-8 (10 sec.)

SOP-8

Vapor Phase (60 sec.)

Infrared (15 sec.)

SYMBOL

Icc

PD

Topr

Tstg

TLED

RATINGS

19

1250

-40 ~ +70

-55 ~ +150

260

215

220

UNIT

mA

mW

°C

°C

°C

°C

°C

DC ELECTRICAL CHARACTERISTICS (Ta = 25 °C, Iss=5mA)

PARAMETER

TEST CONDITIONS

MIN

Power Supply Shunt Regulator

Voltage

Pin 8, Average Value

22

Latch Trigger Voltage

Pin 7

15

Sensitivity Set Voltage

Pin 8 to Pin 6

6

Output Drive Current

Pin 1, With Fault

0.5

Output Saturation Voltage

Pin 1, Without Fault

Output Saturation Resistance Pin 1, Without Fault

Output External Current Sinking Pin 1, Without Fault

Capability

Vpin 1 Held to 0.3V (Note 4)

2.0

Noise Integration Sink Current

Ratio

Pin 7, Ratio of Discharge Currents Between

No Fault and Fault Conditions

2.0

TYP

26

17.5

7

1

100

100

5

2.8

MAX UNIT

30

V

20

V

8.2

V

2.4 mA

240 mV

Ω

mA

3.6 μA/μA

UTC UNISONIC TECHNOLOGIES CO., LTD. 3

QW-R122-007,A

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