參數(shù)資料
型號: LP3990
廠商: National Semiconductor Corporation
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 150mA Linear Voltage Regulator for Digital Applications
中文描述: 150mA的線性穩(wěn)壓器的數(shù)字應(yīng)用
文件頁數(shù): 2/13頁
文件大?。?/td> 711K
代理商: LP3990
Pin Descriptions
Packages
Pin No
micro
SMD
A2
Symbol
Name and Function
LLP
5
SOT23-5
3
V
EN
Enable Input; Enables the Regulator when
0.95V.
Disables the Regulator when
0.4V.
Enable Input has 1M
pulldown resistor to GND.
Common Ground. Connect to Pad.
Voltage output. A 0.47μF Low ESR Capacitor should be
connected to this Pin. Connect this output to the load circuit.
Voltage Supply Input. A 1.0μF capacitor should be connected
at this input.
No Connection. Do not connect to any other pin.
No Connection. Do not connect to any other pin.
Common Ground. Connect to Pin 2.
2
1
A1
B1
2
5
GND
V
OUT
6
B2
1
V
IN
3
4
4
N/C
N/C
GND
Pad
Connection Diagrams
Micro SMD, 4 Bump Package
20076803
See NS package number TLA04
LLP-6 Package
20076806
See NS package number SDE06A
L
www.national.com
2
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LP3990B-0080 WAF 制造商:Texas Instruments 功能描述:
LP3990B-0135 WAF 制造商:Texas Instruments 功能描述:
LP3990MF-.3.3/NOPB 制造商:Texas Instruments 功能描述:
LP3990MF-1.2 功能描述:低壓差穩(wěn)壓器 - 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
LP3990MF-1.2/NOPB 功能描述:低壓差穩(wěn)壓器 - 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