参数资料
型号: SG3843M
厂商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分类: 稳压器
英文描述: CURRENT MODE PWM CONTROLLER
中文描述: 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8
封装: ROHS COMPLIANT, PLASTIC, DIP-8
文件页数: 9/14页
文件大小: 224K
代理商: SG3843M
C
U R R E N T
-M
O D E
PWM C
O N T R O L L E R
SG1842/SG1843 Series
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
9
Copyright 2000
Rev. 1.6 4/00
P
R O D U C T I O N
D
A T A
S
H E E T
C H A R A C T E R I S T I C C U RV E S
FIGURE 10.
— OUTPUT SATURATION VOLTAGE vs.
OUTPUT CURRENT & TEMPERATURE
FIGURE 11.
— CURRENT SENSE THRESHOLD vs.
ERROR AMPLIFIER OUTPUT
FIGURE 12.
— OUTPUT SATURATION VOLTAGE vs.
OUTPUT CURRENT & TEMPERATURE
FIGURE 9.
— OSCILLATOR DISCHARGE CURRENT vs.
TEMPERATURE
Output Current - (mA)
S
0.5
100
200
300
400
500
1.0
1.5
2.0
2.5
0
-55°C
+25°C
+125°C
V
IN
= 15V
Duty Cycle < 5%
Junction Temperature - (
°
C)
O
7.4
-75
-50
-25
0
25
50
75
100
125
7.6
7.8
8.0
8.2
7.2
Error Amp Output Voltage - (V)
C
0.2
1.0
2.0
3.0
4.0
5.0
0.4
0.6
0.8
1.0
0
0.1
0.3
0.5
0.7
0.9
15
°
C
2
°
C
-5
°
C
Output Current - (mA)
S
1.0
100
200
300
400
500
2.0
3.0
4.0
0
V
IN
= 15V
Duty Cycle < 5%
-55
°
C
+25
°
C
+125
°
C
+125
°
C
+25
°
C
相关PDF资料
PDF描述
SG3843N CURRENT MODE PWM CONTROLLER
SG3843Y CURRENT MODE PWM CONTROLLER
SG2843D CURRENT MODE PWM CONTROLLER
SG2843DM CURRENT MODE PWM CONTROLLER
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相关代理商/技术参数
参数描述
SG3843N 制造商:Microsemi Corporation 功能描述:SG3843N - Bulk
SG3843Y 制造商:Microsemi Corporation 功能描述:SG3843Y - Bulk
SG3844D 制造商:Microsemi Corporation 功能描述:SG3844D - Bulk
SG3844DM 功能描述:IC REG CTRLR ISO PWM CM 8-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:500kHz 占空比:96% 电源电压:4 V ~ 36 V 降压:无 升压:是 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:24-WQFN 裸露焊盘 包装:带卷 (TR)
SG3844J 制造商:Microsemi Corporation 功能描述:SG3844J - Bulk