LM2940 查看數據表（PDF） - Unisonic Technologies
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LM2940 Datasheet PDF : 12 Pages
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LM2940
TYPICAL CHARACTERISTICS
Dropout Voltage vs. Output Current
0.9
0.8 TJ=25°С
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
200 400 600 800 1000
Output Current (mA)
Output Voltage vs. Temperature
5.10
5.08
5.06
5.04
5.02
5.00
4.98
4.96
4.94
4.92
4.90
-40
0 40 80 120 160
Temperature (°С)
Quiescent Current vs. Input Voltage
200
180
160
140
120
100
80
60
100mA
40
500mA
1A
20
0
0 5 10 15 20 25 30 35
Input Voltage (V)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
LINEAR INTEGRATED CIRCUIT
Dropout Voltage vs.Temperature
1.0
0.9
0.8
0.7
0.6
1A
0.5
0.4
0.3
0.2
0.1
0
-40
500mA
100mA
0 40 80 120 160
Temperature (°С)
Quiescent Current vs. Temperature
50
VIN=VOUT+5V
40
30
1A
20
500mA
10
0
-40
10mA
0 40 80 120 160
Temperature (°С)
Quiescent Current vs. Load Current
50
VIN=14V
VOUT=5V
40 TJ=25°С
30
20
10
0
0 0.2 0.4 0.6 0.8 1.0
Load Current (A)
8 of 12
QW-R102-016.L
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