參數(shù)資料
型號(hào): KA78R05
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Low Dropout Voltage Regulator
中文描述: 5 V FIXED POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PSFM4
封裝: TO-220F, 4 PIN
文件頁數(shù): 1/10頁
文件大?。?/td> 107K
代理商: KA78R05
2001 Fairchild Semiconductor Corporation
www.fairchildsemi.com
Rev. 1.0.4
Features
1A / 5V Output low dropout voltage regulator
TO220 Full-Mold package (4PIN)
Overcurrent protection, Thermal shutdown
Overvoltage protection, Short-Circuit protection
With output disable function
Description
The KA78R05 is a low-dropout voltage regulator suitable
for various electronic equipments. It provides constant
voltage power source with TO-220 4 lead full mold package.
Dropout voltage of KA78R05 is below 0.5V in full rated
current(1A). This regulator has various function such as
peak current protection, thermal shut down, overvoltage
protection and output disable function.
TO-220F-4L
1. Vin 2. V
O
3. GND 4. Vdis
1
Internal Block Diagram
THERMAL SHUTDOWN
BANDGAP REFERENCE
OVERVOLTAGE
PROTECTION
SOA PROTECTION
SHORTCIRCUIT
PROTECTION
1
4
3
2
Vin
Vdis
Vo
GND
HIGH / LOW
OUTPUT
ON / OFF
Q1
R1
R2
-
+
-
+
1.4V
SHORT-CIRCUIT
K A78R05
Low Dropout Voltage Regulator
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
KA78R05C 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:1A Output Low Dropout Voltage Regulators
KA78R05CTSTU 功能描述:低壓差穩(wěn)壓器 - LDO 1A Fixed 5V LDO Short Leads RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
KA78R05CTU 功能描述:低壓差穩(wěn)壓器 - LDO 1A Fixed 5V LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
KA78R05CYDTU 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:1A Output Low Dropout Voltage Regulators
KA78R05STU 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L