CS8140 데이터 시트보기 (PDF) - Cherry semiconductor
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CS8140 Datasheet PDF : 12 Pages
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Typical Performance Characteristics: continued
Quiescent Current vs. VIN over RLOAD; T = 25¡C
20
VENABLE = VIN
18
16
14
12
Rload = 6.67
10
8
Rload = 25
6
Rload = NO LOAD
4
2
0
0
1
2
3
4
5
6
7
8
9
10
VIN (V)
Quiescent Current vs. VIN over Temperature; RLOAD = 25½
20
VENABLE = VIN
18
16
14
TEMP = 25°C
12
10
TEMP =- 40°C
8
6
TEMP = 125°C
4
2
0
0
1
2
3
4
5
6
7
8
9
10
VIN (V)
Watchdog Frequency Thresholds vs. Temperature
300
280
260
Upper Threshold
240
220
200
CDELAY = 0.1mF
180
160
140
120
Lower Threshold
100
80
60
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150
TJ (°C)
Watchdog Frequency Threshold vs CDELAY
107
106
105
104
Upper Threshold
103
Lower Threshold
102
101
100
101
102
103
104
105
106
107
CAPACITANCE (pF)
Ripple Rejection vs Frequency
RESET Output Voltage vs Output Current
90
IO =250mA
80
70
CO = 10mF, ESR=1&0.1mF, ESR=0
60
50
40
30
CO = 10mF,ESR=1W
20
10
CO = 10mF, ESR=10W
0
100 101 102 103 104 105 106 107 108
FREQUENCY (Hz)
2000
1800
1600
1400
1200
1000
800
600
400
200
0
1
VIN = 5V
5
10
15
20
25
30
35
40
RESET OUTPUT CURRENT (mA)
5
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