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參數(shù)資料
| 型號： | SC1408IS.TR |
| 廠商： | Semtech Corporation |
| 英文描述： | LOW VOLTAGE, BOOST DC-DC CONTROLLER |
| 中文描述： | 低電壓，升壓DC - DC控制器 |
| 文件頁數(shù)： | 4/12頁 |
| 文件大?。?/td> | 157K |
| 代理商： | SC1408IS.TR |
2000 SEMTECH CORP.
652 MITCHELL ROAD NEWBURY PARK CA 91320
LOW VOLTAGE, BOOST DC-DC
CONTROLLER
SC1408
August 22, 2000
4
BLOCK DIAGRAM
INTERNAL BIAS
TRIG
Q
TRIG
Q
R
S
Q
+
-
+
-
+
-
FB
50mV
+
-
ISENSE
0.1V
BST
2.5V
GATE
SHDN
AGND
REF
GND
1.20V
LOW
VOLTAGE
OSCILLATOR
MIN OFF TIME
2.3uS
MAX ON TIME
ONE SHOT
16uS
BIAS
CURRENT
ERROR
MODE
DETECT
START
UP
COMP
Pin #
1
Pin Name
GATE
Pin Function
Gate drive output.
2
BST
Supply voltage.
3
FB
Voltage feedback.
4
SHDN
Logic high shuts down the converter.
5
REF
Reference output pin.
6
AGND
Small signal analog and digital ground.
7
GND
Power ground.
8
ISENSE
Current sense pin.
PIN DESCRIPTION
PIN CONFIGURATION
Top View
(SO-8/MSOP-8)
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| SC1408ISTRT | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Low Voltage, Boost DC-DC Controller |
| SC1409 | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:1 A Synchronous Switching Regulator |
| SC1409ISTR | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:1 A Synchronous Switching Regulator |
| SC140B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TRIAC|200V V(DRM)|6A I(T)RMS|TO-220 |
| SC140D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TRIAC|400V V(DRM)|6A I(T)RMS|TO-220 |
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