SG1844 查看數據表（PDF） - Microsemi Corporation
零件编号
产品描述 (功能)
生产厂家
SG1844 Datasheet PDF : 12 Pages
| |||
PRODUCT DATABOOK 1996/1997
SG1844/SG1845 Series
CURRENT-MODE PWM CONTROLLER
PRODUCTION DATA SHEET
CHARACTERISTIC CURVES
FIGURE 9. — OUTPUT SATURATION VOLTAGE vs.
OUTPUT CURRENT & TEMPERATURE
2.5
2.0
-55°C
+25°C
1.5
+125°C
1.0
VIN = 15V
Duty Cycle < 5%
0.5
0
100
200
300
400
500
Output Current - (mA)
FIGURE 10. — CURRENT SENSE THRESHOLD vs.
ERROR AMPLIFIER OUTPUT
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
1.0
2.0
3.0
4.0
5.0
Error Amp Output Voltage - (V)
FIGURE 11. — OUTPUT SATURATION VOLTAGE vs.
OUTPUT CURRENT & TEMPERATURE
4.0
VIN = 15V
Duty Cycle < 5%
3.0
+125+°2C5°C
-55°C
2.0
+25°C
+125°C
1.0
0
100
200
300
400
500
Output Current - (mA)
Copyright © 2000
Rev. 1.4 4/00
9
Share Link: 