LT1509 데이터 시트보기 (PDF) - Linear Technology
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LT1509 Datasheet PDF : 16 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LT1509
Reference Voltage vs
Temperature
7.536
7.524
7.512
7.500
7.488
7.476
7.464
7.452
7.440
7.428
–75 –50 –25 0 25 50 75 100 125 150
JUNCTION TEMPERATURE (°C)
LT1509 • TPC04
Multiplier Current
300
VAOUT = 7V
VAOUT = 6.5V
VAOUT = 6V
150
0
0
250
IAC (µA)
VAOUT = 5.5V
VAOUT = 5V
VAOUT = 4.5V
VAOUT = 4V
VAOUT = 3.5V
VAOUT = 3V
VAOUT = 2.5V
500
LT1509 • TPC05
Supply Current vs Supply Voltage
16
15
14
TJ = –55°C
13
12
TJ = 125°C TJ = 25°C
11
10
9
8
7
6
5
10
21
32
SUPPLY VOLTAGE (V)
LT1509 • TPC06
Frequency vs RSET and CSET
500
450
RSET = 10k
RSET = 15k
400
RSET = 20k
350
RSET = 30k
300
250
200
150
100
50
0
200
600 1000 1400 1800 2200
CSET CAPACITANCE (pF)
LT1509 • TPC09
GTDR Rise and Fall Time
400
300
200
100
0
0
FALL TIME
RISE TIME
NOTE: GTDR SLEWS
BETWEEN 1V AND 16V
10
20
30
40
50
LOAD CAPACITANCE (nF)
LT1509 • TPC07
GTDR1 Maximum Duty Cycle vs
RSET and CSET
1.00
0.99
0.98
0.97
0.96
0.95
0.94
0.93
0.92
0.91
0.90
200
RSET = 10k
RSET = 15k
RSET = 20k
RSET = 30k
600 1000 1400 1800 2200
CSET CAPACITANCE (pF)
LT1509 • TPC10
Start-Up Supply Current vs
Supply Voltage
550
500
450
400
350
300
–55°C
250
25°C
200
125°C
150
100
50
0
02
4 6 8 10 12 14 16 18 20
SUPPLY VOLTAGE (V)
LT1509 • TPC08
MOUT Pin Characteristics
1.5
1.0
TJ = 125°C
TJ = 25°C
0.5
TJ = –55°C
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
–4.0
–2.4
–1.2
0
1.2
MOUT VOLTAGE (V)
2.4
LT1509 • TPC11
5
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