LT1424-9 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LT1424-9' PDF : 16 Pages View PDF
LT1424-9
TYPICAL PERFOR A CE CHARACTERISTICS
Switch Saturation Voltage
vs Switch Current
1.2
1.0
125°C
0.8
25°C
0.6
–55°C
0.4
0.2
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
SWITCH CURRENT (A)
1424-9 G01
Reference Voltage
vs Temperature
9.30
9.25
9.20
9.15
9.10
9.05
9.00
– 50 – 25
0 25 50 75
TEMPERATURE (°C)
100 125
1424-9 G04
Switching Frequency
vs Temperature
300
295
290
285
280
275
270
265
– 50 – 25
0 25 50 75
TEMPERATURE (°C)
100 125
1424-9 G07
Switch Current Limit
vs Duty Cycle
2.0
TA = 25°C
1.5
1.0
0.5
0
0 10 20 30 40 50 60 70 80 90 100
DUTY CYCLE (%)
1424-9 G02
Feedback Amplifier Output
Current vs Flyback Voltage
60
25°C
40
125°C
–55°C
20
0
–20
–40
–60
–80
7.5 8.0
8.5 9.0 9.5 10.0 10.5 11.0
FLYBACK VOLTAGE (V)
1424-9 G05
Minimum Synchronization
Voltage vs Temperature
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1424-9 G08
4
Minimum Input Voltage
vs Temperature
3.1
3.0
2.9
2.8
2.7
2.6
2.5
2.4
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1424-9 G03
VC Pin Threshold and High Clamp
Voltage vs Temperature
2.50
2.25
VC HIGH CLAMP
2.00
1.75
1.50
1.25
VC THRESHOLD
1.00
0.75
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1424-9 G06
SHDN Pin Input Current
vs Voltage
1
TA = 25°C
0
–1
–2
–3
–4
0
1
2
3
4
5
SHDN PIN VOLTAGE (V)
1424-9 G09
sn14249 14249fs
Share Link: 
