參數(shù)資料
型號(hào)： ML4854
廠商： Fairchild Semiconductor Corporation
英文描述： Adjustable, Low-Current, 2-Cell Boost Regulator with Shutdown and Low Battery Detect
中文描述： 可調(diào)，低電流，2節(jié)電池升壓關(guān)機(jī)和低電池檢測(cè)穩(wěn)壓器
文件頁(yè)數(shù)： 3/13頁(yè)
文件大小： 133K
代理商： ML4854
ML4854
PRODUCT SPECIFICATION
REV. 1.0.7 5/6/03
3
Recommended Operating Conditions
Electrical Characteristics
Unless otherwise speci
fi
ed, V
at T
A
= +25
°
C
IN
=1.6V to 3V, I
LOAD
=1mA, T
A
=-40
°
C to +85
°
C. Test Circuit Fig.1. Typical values are
Parameter
Temperature Range
V
IN
Operating Range
V
OUT
Operating Range
Min.
-40
1.6
3.0
Max.
+85
0.9 V
5.0
Units
°
C
V
V
OUT
Parameter
Start Up Voltage
Operating Voltage
Output Voltage
Conditions
Min.
Typ.
1.25
Max.
1.5
Units
V
V
V
V
V
mA
mA
μ
μ
μ
μ
μ
%
%
%
%
V
V
mV
m
%
μ
A
μ
A
V
V
V
I
After start I
V
OUT
(nom.)=3.3V
V
OUT
(nom.)=5V
LOAD
<1mA
LOAD
=10mA, V
OUT
=3.3V/5V
0.8
3.15
4.775
3
3.3
5
3.45
5.225
5
Output Voltage Adjust Range
Steady State Output Current
(see diagram)
V
V
V
V
V
V
OUT
=3.3V, V
=5V, V
= 3V
= 2.4V
= 1.8V
= 1.5V
IN
=2.5V
=2.5V
500
330
1.32
1.64
2.15
2.57
0.5
0.5
0.5
1.0
1.0
1.230
0.390
25
275
95
26
85
0.2
1.6
0.8
OUT
IN
Pulse Width
IN
0.8
1.2
1.8
2.2
1.9
2.3
3.1
4.0
s
s
s
s
s
IN
IN
IN
Minimum Off-Time
Line Regulation
V
V
0 to 250mA V
0 to 150mA V
IN
=1.6V to 3V, I
=5V
OUT
=2mA, V
OUT
=3.3V
OUT
Load Regulation
IN
=2.4V ,V
=2.4V ,V
OUT
=3.3V
=5V
IN
OUT
Feedback Voltage (VFB)
LBI Threshold Voltage
LBI Hysteresys
Internal NFET, PFET ON Resist.
Efficiency
Quiescent Current
–
SHDN
I
(I
SHDN=0V, R1 excluded,V
SHDN=3V, R1 excluded,V
V
LBI
= 0, I
SINK
V
OUT
=3.3V/5V
V
OUT
=3.3V/5V
LOAD
= 100mA
=200mA) V
LOAD
IN
=3V, V
OUT
=3V
=3V
= 3.3V
IN
100
200
IN
LBO Output Voltage
SHDN Input Voltage @V
SHDN Input Voltage @V
=1mA
IN
=3V
=1.6V
IN
相關(guān)PDF資料
PDF描述
ML4861 Low Voltage Drop Boost Regulator(低壓差升壓穩(wěn)壓器)
ML4863 High Efficiency Flyback Controller(高效回轉(zhuǎn)電源控制器)
ML4865CS-2 High Voltage High Current Boost Regulator
ML4865 High Voltage High Current Boost Regulator
ML4866 3.3V Output DC-DC Step-Down Converter(3.3V輸出的DC-DC步降變換器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ML4854IT 制造商:Rochester Electronics LLC 功能描述:- Bulk
ML4854ITX 制造商:Rochester Electronics LLC 功能描述:- Bulk
ML485-G 功能描述:射頻混合器 1.6-3.2 GHz High IP3 Mixer w/ Int LO Amp RoHS:否 制造商:NXP Semiconductors 頻率范圍: 轉(zhuǎn)換損失——最大: 工作電源電壓:6 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
ML485-PCB 功能描述:射頻開(kāi)發(fā)工具 ML485 1.6-3.2GHz Eval Brd Active Mxr RoHS:否 制造商:Taiyo Yuden 產(chǎn)品:Wireless Modules 類型:Wireless Audio 工具用于評(píng)估:WYSAAVDX7 頻率: 工作電源電壓:3.4 V to 5.5 V
ML485TRG 制造商:TriQuint Semiconductor 功能描述:RF MIXER
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