參數(shù)資料
型號(hào): KA1M0265R
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類(lèi): 穩(wěn)壓器
英文描述: Fairchild Power Switch(SPS)(Fairchild 電源開(kāi)關(guān))
中文描述: 1.35 A SWITCHING REGULATOR, 70 kHz SWITCHING FREQ-MAX, PSFM4
封裝: TO-220F, 4 PIN
文件頁(yè)數(shù): 1/12頁(yè)
文件大小: 74K
代理商: KA1M0265R
2000 Fairchild Semiconductor International
www.fairchildsemi.com
Rev. .5.0
Features
Precision fixed operating frequency
KA1M0265R (70KHz) , KA1H0265R (100KHz)
Pulse by pulse over current limiting
Over load protection
Over voltage protection (Min. 23V)
Internal thermal shutdown function
Under voltage lockout
Internal high voltage sense FET
Auto restart
Description
The SPS product family is specially designed for an off-line
SMPS with minimal external components. The SPS consist
of high voltage power SenseFET and current mode PWM
controller IC. PWM controller features integrated fixed oscil-
lator, under voltage lock out, leading edge blanking, opti-
mized gate turn-on/turn-off driver, thermal shut down
protection, over voltage protection, temperature compensated
precision current sources for loop compensation and fault
protection circuit. Compared to discrete MOSFET and con-
troller or RCC switching converter solution, a SPS can
reduce total component count, design size, weight and at the
same time increase & efficiency, productivity, and system
reliability. It has a basic platform well suited for cost effec-
tive design in either a flyback converter or a forward con-
verter.
TO-220F-4L
1. GND 2. DRAIN 3. VCC 4. FB
1
Internal Block Diagram
#3 V
CC
32V
5
μ
A
9V
2.5R
1R
1mA
0.1V
+
OVER VOLTAGE S/D
+
7.5V
25V
Thermal S/D
S
R
Q
Power on reset
+
L.E.B
S
R
Q
OSC
5V
Vref
Internal
bias
Good
logic
SFET
#2 DRAIN
#1 GND
#4 FB
KA1M0265R/KA1H0265R
Fairchild Power Switch(SPS)
相關(guān)PDF資料
PDF描述
KA1H0265 Fairchild Power Switch(FPS)
KA1H0265R-TU Fairchild Power Switch(FPS)
KA1H0265R-YDTU Fairchild Power Switch(FPS)
KA1M0265R-YDTU Fairchild Power Switch(FPS)
KA1M0265R-TU Fairchild Power Switch(FPS)
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KA1M0265R-TU 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:Fairchild Power Switch(FPS)
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KA1M0265R-YDTU 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:Fairchild Power Switch(FPS)
KA1M0280 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:Fairchild Power Switch(FPS)