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LD3870-3.3V Datasheet(PDF) 1 Page - Unisonic Technologies

No. de pieza LD3870-3.3V
Descripción Electrónicos  LINEAR INTEGRATED CIRCUIT
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Fabricante Electrónico  UTC [Unisonic Technologies]
Página de inicio  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

LD3870-3.3V Datasheet(HTML) 1 Page - Unisonic Technologies

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UTC LD3870
LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD. 1
QW-R102-027,B
LOW DROPOUT VOLTAGE
REGULATOR
DESCRIPTION
The UTC LD3870 is low dropout voltage regulator
designed for cellular phone application.
FEATURES
* High Ripple Rejection: 56dB≤RR(DC<f<60kHz)
66dB typ. (f=100Hz)
60dB typ. (f=1kHz)
* Output Noise Voltage: Vno=30ΜV , Cp=0.01μF
* Output Current: Io(max)=150mA
* High Precision Output: Vo±2%
* Low Dropout Voltage: △Vl-o=0.12V typ.
(Io=60mA,Vo≥1.8V)
* Input Voltage range: +2~+14V(Vo=1.5V Version)
* ON/OFF Control: Active High
* Output capacitor with 4.7uF ceramic capacitor
* Internal Short Circuit Current Limit
* Internal Thermal Overload Protection
SOT-25
1
2
3
4
5
1:CONTROL(Active High)
2:GND
3:NOISE BYPASS
4:VOUT
5: VIN
MARKING INFORMATION
PART
NUMBER
VOLTAGE
VOLATGE
CODE
PART
NUMBER
VOLTAGE
VOLATGE
CODE
MARKING
LD3870-1.5V
1.5V
15
LD3870-3.1V
3.1V
31
LD3870-1.8V
1.8V
18
LD370-3.2V
3.2V
32
LD3870-1.9V
1.9V
19
LD3870-3.3V
3.3V
33
LD3870-2.0V
2.0V
20
LD3870-3.4V
3.4V
34
LD3870-2.1V
2.1V
21
LD3870-3.5V
3.5V
35
LD3870-2.3V
2.3V
23
LD3870-3.6V
3.6V
36
LD3870-2.4V
2.4V
24
LD3870-3.8V
3.8V
38
LD3870-2.5V
2.5V
25
LD3870-4.0V
4.0V
40
LD3870-2.6V
2.6V
26
LD3870-4.5V
4.5V
45
LD3870-2.7V
2.7V
27
LD3870-4.6V
4.6V
46
LD3870-2.8V
2.8V
28
LD3870-4.7V
4.7V
47
LD3870-2.85V
2.85V
2J
LD3870-4.8V
4.8V
48
LD3870-2.9V
2.9V
29
LD3870-5.0V
5.0V
50
LD3870-3.0V
3.0V
30
5
4
3
VOLTAGE
CODE
21
M B


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