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参数资料
| 型号： | GM38C45S8R |
| 厂商： | American Power Management Inc. |
| 英文描述： | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
| 中文描述： | 高性能电流模式PWM控制器 |
| 文件页数： | 10/11页 |
| 文件大小： | 166K |
| 代理商： | GM38C45S8R |
8
G
M
3
8
C
4
2
,
G
M
3
8
C
4
3
,
G
M
3
8
C
4
,
G
M
3
8
C
4
5
V
IN
26V to 40V
R2
68k
D2
M17Z105
1/4W
0.22F
6.8k
100k
R4
18
GM38C42
1
2
3
4
8
7
6
5
C7
200pF
R5
16k
0.1F
COMP
FB
I
SNS
R/C
TT
V
REF
V
DD
OUT
GND
CT1
0.1F*
MKS2
C5
4.7F
Q1
IRF820
D4
1N765B
T1
C8
0.1F
R1
10
1/2W
C2
1000pF
D5
1N4001
6.19k
1%
1.62k
1%
C3
3.3F
C4
0.1F
V
OUT
12V, 2A
D3
MBR030
4.7W
L1 48H
31DQ10
D1
Figure 7. 500kHz, 25W, Buck Converter
Test
Conditions
Results
Line Regulation
Load Regulation
Efficiency
Output Ripple
V = 26V to 80V, I = 2A
IN
O
V = 48V, I = 0.2A to 2A
IN
O
V = 48V, I = 2A
IN
O
V = 48V, I = 2A (20MHz BW)
IN
O
0.5%
0.6%
90%
100mV
0.1F
+
* Locate near GM38C42 supply pins
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| GM38C45S8T | 制造商:GAMMA 制造商全称:GAMMA 功能描述:HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS |
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| GM390K | 制造商:Mallory Sonalert Products Inc 功能描述:Cap Ceramic 39pF 500V SL 10% (6 X 4mm) Radial 6.4mm 85°C 制造商:CORNELL DUBILIER ELECTRONICS 功能描述:Cap Ceramic 39pF 500V SL 10% (6 X 4mm) Radial 6.4mm 85°C |
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