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參數資料
| 型號： | KA5S1265-YDTU |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 穩壓器 |
| 英文描述： | AC 6C 6#16S SKT PLUG |
| 中文描述： | 48 A SWITCHING REGULATOR, 150 kHz SWITCHING FREQ-MAX, PZFM5 |
| 封裝： | TO-3P, 5 PIN |
| 文件頁數： | 1/20頁 |
| 文件大小： | 254K |
| 代理商： | KA5S1265-YDTU |
2001 Fairchild Semiconductor Corporation
www.fairchildsemi.com
Rev.1.0.2
Features
Wide Operating Frequency Range Up to 150Khz
Lowest Cost SMPS Solution
Lowest External Components
Low Start-up Current (max:170uA)
Low Operating Current (max:12mA)
Internal High Voltage SenseFET
Over Voltage Protection With Latch Mode (Min23V)
Over Load Protection With Latch Mode
Over Current Protection With Latch Mode
Internal Thermal Protection With Latch Mode
Pulse By Pulse Over Current Limiting
Under Voltage Lockout With Hysteresis
External Sync. Terminal
TO-3P-5L
1. Drain 2. Gnd 3. V
CC
4. FeedBack 5. Sync.
TO-220F-5L
1
1
TO-220-5L
1
Internal Block Diagram
+
-
-
+
+
-
+
-
V
CC
3
Soft Start
& Sync
4
5
Vref
V
CC
UVLO
15/9V
Feedback
VREF
Vth.sy
7V
6V
4
μ
A
OSC
VREF
V
CC
2.5V
R
0.95mA
OLP
(Vfb=7.5V)
TSD
(Tj=160
°
C)
OVP
(V
CC
=25V)
OCP
(V
S
=1.1V)
1
μ
s Window
Open Circuit
Power-on Reset
(VCC=6.5V)
S
R
Q
Shutdown Latch
Voffset
S
R
Q
CLK
2.5V
Bias
VREF UVLO
1
2
Drain
GND
V
S
SenseFET
Rsense
K A5S -S ERIES
K A5S 0765C/K A5S 09654QT /K A5S 0965/
K A5S 12656/K A5S 1265
Fairchild Power S witch(FPS)
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