Absolute Maximum Ratings

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please contact the National Semiconductor Sales

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Supply Voltage

28V

Power Dissipation (Note 1)

1400 mW

Output Sink Current

20 mA

Operating Temperature Range

b

Storage Temperature Range

b

Lead Temp (Soldering 10 seconds)

260 C

Parameter

Conditions

Min

Typ

Max

Units

Supply Current

55

10

mA

Oscillator Output Voltage

Low

11

V

High

42

V

Internal Reference Resistor

8

13

25

kX

Detector Threshold Voltage

680

mV

Detector Threshold Resistance

5

10

15

kX

Output Saturation Voltage

05

20

V

Output Leakage

10

m

A

Oscillator Frequency

4

7

12

kHz

Note 1

The maximum junction temperature rating of the LM1830N is 150 C For operation at elevated temperatures devices in the dual-in-line plastic package

must be derated based on a thermal resistance of 89 CW

Schematic Diagram

TLH5700 – 2

2