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PDF ( 数据手册 , 数据表 ) LR1102

零件编号 LR1102
描述 LOW NOISE 150mA LDO REGULATOR
制造商 Unisonic Technologies
LOGO Unisonic Technologies LOGO 


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LR1102 数据手册, 描述, 功能
UNISONIC TECHNOLOGIES CO., LTD
LR1102
LOW NOISE 150mA LDO
REGULATOR
CMOS IC
DESCRIPTION
The UTC LR1102 families are CMOS-based voltage regulator
ICs with extremely low supply current, high output voltage
accuracy, high Ripple Rejection and chip enable circuit.
These ICs performance are excellent and with SOT-25
package, thus these ICs are very suitable for hand-held
communication equipment.
FEATURES
* Ultra-low supply current : Typ. 35µA
* Standby mode: typ. 0.1µA
* Low dropout voltage: Typ. 0.2V (IOUT = 100mA)
* Excellent Line Regulation: Typ. 0.05%/V
* High Ripple Rejection: Typ. 70dB (f = 1kHz)
1
2
3
5
4
SOT-25
*Pb-free plating product number: LR1102L
ORDERING INFORMATION
Order Number
Normal
Lead Free Plating
www.DataSheet4U.com
Package
Pin Assignment
123 4 5
LR1102x-xx-AF5-R
LR1102xL-xx-AF5-R SOT-25 I G C N O
Note: Pin Assignment: I:VDD O:VOUT G:GND C: CE/CE N: No Connection
Packing
Tape Reel
LR1102xL-xx-AF5-R
(1)Packing Type
(2)Package Type
(3)Output Voltage Code
(4)Lead Plating
(5)Active
(1) R: Tape Reel
(2) AF5: SOT-25
(3) xx: refer to Marking Information
(4) L: Lead Free Plating, Blank: Pb/Sn
(5) A: Low B: High
www.unisonic.com.tw
Copyright © 2005 Unisonic Technologies Co., Ltd
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QW-R502-038,C







LR1102 pdf, 数据表
LR1102
TYPICAL CHARACTERISTICS
1. Output Voltage vs. Output Current
2.0
1.8
1.6 3.8V
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
100
LR1102-1.8V
TOPR = 25°C
2.8V
VIN = 2.1V
200 300 400 500
Output Current, IOUT (mA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
LR1102-4.0V
6.0V
5.0V
VIN = 4.3V
100 200 300 400
Output Current, IOUT (mA)
500
2. Dropout Voltage vs. Output Current
LR1102-1.8V
1.20
1.00
0.80
0.60
0.40
0.20
TOPR = 85°C
25°C
-20°C
0.00
0
50 100
Output Current, IOUT (mA)
150
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
CMOS IC
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
LR1102-3.0V
5.0V
TOPR = 25° C
4.0V
VIN = 3.3V
100 200 300 400
Output Current, IOUT (mA)
500
6.0
5.0
4.0
3.0
1.5
2.0
1.0
0.0
0
LR1102-5.0V
7.0V
6.0V
VIN = 5.3V
100 200 300 400
Output Current, IOUT (mA)
500
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
0
LR1102-3.0V
TOPR = 85°C
25°C
-20°C
50 100
Output Current, IOUT (mA)
150
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QW-R502-038,C














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