MB39A125 데이터 시트보기 (PDF) - Fujitsu
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MB39A125 Datasheet PDF : 64 Pages
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MB39A125/126
Triangular Wave Oscillation Frequency vs.
Operating Ambient Temperature
340
VCC = 19 V
330
CTL = 5 V
RT = 47 kΩ
320
310
300
290
280
270
260
−40 −20 0
20 40 60 80 100
Operating ambient temperature Ta ( °C)
<MB39A125>
Error Amplifier Threshold Voltage vs.
Operating Ambient Temperature
4.28
VCC = 19 V
4.26
CTL = 5 V
VREF = 0 mA
4.24
4.22
4.20
4.18
4.16
4.14
4.12
−40 −20 0
20 40 60 80 100
Operating ambient temperature Ta ( °C)
<MB39A126>
Error Amplifier Threshold Voltage vs.
Operating Ambient Temperature
16.90
16.85
VCC = 19 V
CTL = 5 V
SEL = 5 V
Triangular Wave Oscillation Frequency vs.
Timing Resistor
1000
Ta = +25 °C
VCC = 19 V
CTL = 5 V
100
10
10
100
1000
Timing resistor RT (kΩ)
Error Amplifier Threshold Voltage vs.
Operating Ambient Temperature
12.70
12.65
VCC = 19 V
CTL = 5 V
SEL = 0 V
16.80
12.60
16.75
12.55
16.70
−40 −20 0 20 40 60 80 100
Operating ambient temperature Ta ( °C)
12.50
−40 −20 0 20 40 60 80 100
Operating ambient temperature Ta ( °C)
(Continued)
21
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