LT1737IS(RevA) Просмотр технического описания (PDF) - Linear Technology
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LT1737IS Datasheet PDF : 28 Pages
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LT1737
TYPICAL PERFOR A CE CHARACTERISTICS
Minimum Input Voltage vs
Temperature
4.3
4.2
4.1
4.0
3.9
3.8
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1737 G01
Supply Current vs Temperature
13
12
11
10
9
8
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1737 G04
VGATE vs ISINK
1.0
0.8
TA = 125°C
0.6
TA = 25°C
0.4
0.2
TA = –55°C
0
1
10
100
1000
ISINK (mA)
1737 G07
4
Shutdown ICC vs Temperature
125
100
75
50
25
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1737 G02
UVLO Pin Input Current vs
Temperature
1
VUVLO = 1.2V
0
–1
–2
VUVLO = 1.3V
–3
–4
–5
–6
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1737 G05
VCC-VGATE vs ISOURCE
0
–0.5
–1.0
–1.5
TA = 25°C
–2.0 TA = –55°C
–2.5
TA = 125°C
–3.0
1
10
100
ISOURCE (mA)
1000
1737 G08
Shutdown Voltage (VUVLO) vs
Temperature
1.0
0.9
0.8
0.7
0.6
0.5
0.4
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1737 G03
Oscillator Frequency vs
Temperature
115
110
105
100
95
90
85
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1737 G06
VC Clamp Voltage, Switching
Threshold vs Temperature
3.0
2.5
CLAMP VOLTAGE
2.0
1.5
1.0 SWITCHING THRESHOLD
0.5
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1737 G09
1737fa
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