參數(shù)資料
型號(hào): ML4950
廠商: Fairchild Semiconductor Corporation
英文描述: Adjustable Output, Low Current Single Cell Boost Regulator with Detect(帶低電檢測(cè)電路的輸出可調(diào)、低電流單節(jié)電池上電升壓穩(wěn)壓器)
中文描述: 可調(diào)輸出,低電流的單電池升壓穩(wěn)壓器與檢測(cè)(帶低電檢測(cè)電路的輸出可調(diào),低電流單節(jié)電池上電升壓穩(wěn)壓器)
文件頁(yè)數(shù): 4/10頁(yè)
文件大小: 284K
代理商: ML4950
ML4950
4
Figure 1. Application Test Circuit.
Q(ONE SHOT)
Q1 ON
Q1 ON
Q2
ON
Q2
ON
INDUCTOR
CURRENT
Q1 & Q2 OFF
Figure 3. PFM Inductor Current Waveforms and Timing.
Figure 2. PFM Regulator Block Diagram.
ML4950
IOUT
100μF
464k
0.1%
40.2k
0.1%
100μF
VIN
27μH
(Sumida CD75)
VOUT
VIN
GND
SENSE
DETECT
PWR GND
RESET
VL
VOUT
VREF
VOUT
VOUT
+
VL
VIN
L1
Q1
Q2
5
SENSE
3
6
+
+
S
R
Q
Q
5μs
ONE SHOT
START-UP
A2
A1
R1
R2
C1
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ML4950 WAF 制造商:Fairchild Semiconductor Corporation 功能描述:
ML4950CS 制造商:Rochester Electronics LLC 功能描述:- Bulk
ML4950ES 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Adjustable Output, Low Current Single Cell Boost Regulator with Detect
ML4961 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Adjustable Output Low Voltage Boost Regulator with Detect
ML4961CS 制造商:Rochester Electronics LLC 功能描述:- Bulk