LTC693CS(Rev0) 데이터 시트보기 (PDF) - Linear Technology
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LTC693CS Datasheet PDF : 16 Pages
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LTC692/LTC693
TYPICAL PERFOR A CE CHARACTERISTICS
VOUT vs IOUT
5.00
4.95
4.90
SLOPE = 5Ω
4.85
VCC = 5V
VBATT = 2.8V
TA = 25°C
4.80
4.75
0
10
20
30
40
50
LOAD CURRENT (mA)
LTC692/3 • TPC01
VOUT vs IOUT
2.80
2.78
SLOPE = 125Ω
2.76
VCC = 0V
VBATT = 2.8V
TA = 25°C
2.74
2.72
0
100 200 300 400 500
LOAD CURRENT (µA)
LTC692/3 • TPC02
Power Failure Input Threshold
vs Temperature
1.308
1.306
VCC = 5V
1.304
1.302
1.300
1.298
1.296
1.294
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
LTC692/3 • TPC03
Reset Active Time vs
Temperature
232
VCC = 5V
224
216
208
200
192
184
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
LTC692/3 • TPC04
Reset Voltage Threshold
vs Temperature
4.41
4.40
4.39
4.38
4.37
4.36
4.35
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
LTC692/3 • TPC05
Power Fail Comparator
Response Time
6
5
VCC = 5V
TA = 25°C
4
3
VPFI +
2
1.3V
PFO
–
30pF
1
0
1.305V
1.285V
VPFI = 20mV STEP
01 2 34 567 8
TIME (µs)
LTC692/3 • TPC06
Power Fail Comparator
Response Time
6
5
VCC = 5V
TA = 25°C
4
3
2
VPFI +
1
1.3V
PFO
–
30pF
0
Power Fail Comparator Response
Time with Pull-Up Resistor
6
5
VCC = 5V
TA = 25°C
4
3
2
5V
1
VPFI +
10k
0
1.3V
PFO
–
30pF
1.315V
1.295V
VPFI = 20mV STEP
0 20 40 60 80 100 120 140 160 180
TIME (µs)
LTC692/3 • TPC07
1.315V
1.295V
VPFI = 20mV STEP
0 2 4 6 8 10 12 14 16 18
TIME (µs)
LTC692/3 • TPC08
5
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