Typical Performance Characteristics
1200
1000
800
600
400
200
0
1.280
1.278
VCC = 12V
TA = −40°C
1.276
TA = 85°C
1.274
VCC = 2.7V
VCC = 30V
TA = 25°C
1.272
1.270
1.268
500
1000
0
50
100
ISW (mA)
TA (°C)
VCE(SAT) vs. ISW
.
Reference Voltage vs. TA.
1.9
1.8
1.7
1.6
1.5
0.20
0.18
0.16
0.14
0.12
0.10
VCC > 12V
VCC = 2.7V
0.08
0
50
100
0
50
100
TA (°C)
TA (°C)
Minimum Input Voltage vs. TA.
IFB vs. TA.
2.60
2.50
2.40
2.30
285
280
275
270
265
260
VCC = 2.7V
100
VCC = 12V
VCC = 30V
50
2.20
255
0
0
50
100
TA (°C)
TA (°C)
Switching Frequency vs. TA.
Current Limit vs. TA (No Switching).
99.00
98.00
97.00
96.00
95.00
94.00
100
50
VCC = 30V
VCC = 12V
VCC = 2.7V
93.00
0
390
440
490
0
50
100
VFB (mV)
TA (°C)
Switching Frequency vs. VFB
.
Maximum Duty Cycle vs. TA.
5
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
