LTC6992HS6-1-WTRMPBF 查看數據表（PDF） - Analog Devices
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LTC6992HS6-1-WTRMPBF Datasheet PDF : 34 Pages
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LTC6992-1/LTC6992-2/
LTC6992-3/LTC6992-4
TYPICAL PERFORMANCE CHARACTERISTICS V+ = 3.3V, RSET = 200k, and TA = 25°C, unless
otherwise noted.
Typical Frequency Error vs
Time (Long-Term Drift)
200
65 UNITS
150 SOT-23 AND DFN PARTS
TA = 30°C
100
50
0
–50
–100
–150
–200
0
400 800 1200 1600 2000 2400 2800
TIME (h)
6992 G48a
Output Resistance
vs Supply Voltage
50
45
40
35
OUTPUT SOURCING CURRENT
30
25
20
15 OUTPUT SINKING CURRENT
10
5
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
6992 G50
Rise and Fall Time
vs Supply Voltage
3.0
2.5
CLOAD = 5pF
2.0
tRISE
1.5
tFALL
1.0
0.5
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
6992 G51
Typical ISET Current Limit vs V+
1000
SET PIN SHORTED TO GND
800
600
400
200
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
6992 G52
Typical Start-Up, POL = 0
V+
1V/DIV
OUT
1V/DIV
500µs
V+ = 2.5V
100µs/DIV
DIVCODE = 3 (÷64)
RSET = 50k
VMOD = 0.3V (~25% DUTY CYCLE)
6992 G53
Typical Start-Up, POL = 1
V+
1V/DIV
OUT
1V/DIV
500µs
V+ = 2.5V
100µs/DIV
DIVCODE = 12 (÷64, POL = 1)
RSET = 50k
VMOD = 0.2V (~87.5% DUTY CYCLE)
6992 G54
125kHz Full Modulation
LTC6992-1
VMOD
0.5V/DIV
OUT
1V/DIV
V+ = 3.3V
DIVCODE = 1
RSET = 100k
50µs/DIV
6992 G55
Rev. D
12
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