SG1844 查看數據表（PDF） - Microsemi Corporation

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产品描述 (功能)

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SG1844

CURRENT MODE PWM CONTROLLER

Microsemi Corporation 

PRODUCT DATABOOK 1996/1997

SG1844/SG1845 Series

CURRENT-MODE PWM CONTROLLER

PRODUCTION DATA SHEET

CHARACTERISTIC CURVES

FIGURE 5. — REFERENCE VOLTAGE vs. TEMPERATURE

5.02

5.01

5.00

VCC = 15V

4.99

4.98

-75 -50 -25 0 25 50 75 100 125

Junction Temperature - (°C)

FIGURE 6. — START-UP VOLTAGE THRESHOLD vs.

TEMPERATURE

8.32

SG1845

8.30

8.28

8.26

8.24

8.22

8.20

8.18

-75 -50 -25 0 25 50 75 100 125

Junction Temperature - (°C)

FIGURE 7. — START-UP VOLTAGE THRESHOLD vs.

TEMPERATURE

16.08

16.06

16.04

SG1844

16.02

16.00

15.98

-75 -50 -25 0 25 50 75 100 125

Junction Temperature - (°C)

FIGURE 8. — OSCILLATOR DISCHARGE CURRENT vs.

TEMPERATURE

8.2

8.0

7.8

7.6

7.4

7.2

-75 -50 -25 0 25 50 75 100 125

Junction Temperature - (°C)

8

Copyright © 2000

Rev. 1.4 4/00

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