BD3940HFP 데이터 시트보기 (PDF) - ROHM Semiconductor
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BD3940HFP Datasheet PDF : 9 Pages
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zReference data (Unless otherwise specified, Ta = 25°C)
50
40
30
20
10
0
0
5
10
15
20
25
SUPPLY VOLTAGE: Vｃｃ [V]
Fig. 1 Total Supply Current
1
0.8
0.6
0.4
0.2
0
0
100 200 300 400 500
OUTPUT CURRENT: Io [mA]
Fig. 4 I/O Voltage Difference
6
5
4
3
Ta = −40°C
Ta = 25°C
2
Ta = 125°C
1
0
0
5
10
15
20
25
SUPPLY VOLTAGE: Vｃｃ [V]
Fig. 2 Output Voltage vs Power
Supply Voltage
70
60
50
40
30
20
10
0
10 100 1000 10000 100000 1E+06
FREQUENCY: f [Hz]
Fig. 5 Ripple Rejection
6
Ta = −40°C
5
4 Ta = 25°C
3
Ta = 125°C
2
1
0
0
500
1000 1500 2000
OUTPUT CURRENT: Io [mA]
Fig. 3 Output Voltage vs Load
6
5
4
Ta = 125°C
3
2
Ta = 25°C
Ta = −40°C
1
0
20
25
30
35
40
SUPPLY VOLTAGE: Vcc [V]
Fig. 6 Overvoltage Protection
0.2
0.15
0.1
0.05
0
0
100 200 300 400 500
OUTPUT CURRENT: Io [mA]
Fig. 7 Total Supply Current
Classified by Load
65
60
55
50
45
-40
0
40
80
120
AMBIENT TEMPERATURE: Ta [℃]
Fig. 10 Ripple Rejection vs
Temperature
6
5
4
3
2
1
0
100 120 140 160 180 200
AMBIENT TEMPERATURE: Ta [℃]
Fig. 8 Thermal Shutdown Circuit
0.6
0.5
0.4
0.3
0.2
0.1
0
-40
0
40
80
120
AMBIENT TEMPERATURE: Ta [℃]
Fig. 11 Min. I/O Voltage Differential vs
Temperature
5.5
5.25
5
4.75
4.5
-40
0
40
80
120
AMBIENT TEMPERATURE: Ta [℃]
Fig. 9 Output Voltage vs
Temperature
50
40
30
20
10
0
-40
0
40
80
120
AMBIENT TEMPERATURE: Ta [℃]
Fig. 12 Total Supply Current vs
Temperature
3/8
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