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Unisonic Technologies - LINEAR INTEGRATED CIRCUIT

Numéro de référence UTCLD3870
Description LINEAR INTEGRATED CIRCUIT
Fabricant Unisonic Technologies 
Logo Unisonic Technologies 





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UTCLD3870 fiche technique
UTC LD3870 LINEAR INTEGRATED CIRCUIT
LOW DROPOUT VOLTAGE
REGULATOR
www.DataSheet4U.com
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=30 V , Cp=0.01 F
* 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
1
2
3
5
4
SOT-25
1:CONTROL(Active High)
2:GND
3:NOISE BYPASS 4:VOUT 5: VIN
MARKING INFORMATION
PART
NUMBER
VOLTAGE
VOLATGE
CODE
LD3870-1.5V 1.5V
15
LD3870-1.8V 1.8V
18
LD3870-1.9V 1.9V
19
LD3870-2.0V 2.0V
20
LD3870-2.1V 2.1V
21
LD3870-2.3V 2.3V
23
LD3870-2.4V 2.4V
24
LD3870-2.5V 2.5V
25
LD3870-2.6V 2.6V
26
LD3870-2.7V 2.7V
27
LD3870-2.8V 2.8V
28
LD3870-2.85V 2.85V
2J
LD3870-2.9V 2.9V
29
LD3870-3.0V 3.0V
30
PART
NUMBER
VOLTAGE
LD3870-3.1V 3.1V
LD370-3.2V
3.2V
LD3870-3.3V 3.3V
LD3870-3.4V 3.4V
LD3870-3.5V 3.5V
LD3870-3.6V 3.6V
LD3870-3.8V 3.8V
LD3870-4.0V 4.0V
LD3870-4.5V 4.5V
LD3870-4.6V 4.6V
LD3870-4.7V 4.7V
LD3870-4.8V 4.8V
LD3870-5.0V 5.0V
VOLATGE
CODE
31
32
33
34
35
36
38
40
45
46
47
48
50
MARKING
3 21
MB
4
VOLTAGE
CODE
5
UTC UNISONIC TECHNOLOGIES CO., LTD. 1
QW-R102-027,B

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