HA16666 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics
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HA16666 Datasheet PDF : 15 Pages
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HA16666P/FP
Characteristic Curves
Vref Output Voltage vs. Temperature
5.10
5.00
4.90
4.80
–30
0
50
100
Ambient Temperature Ta (°C)
Soft Start Time vs. Soft Start Capacitance
1.0
Ta = 25°C
0.8
0.6
0.4
0.2
Vref
HA16666
Cs
ST
51 k
0
20
40
60
80 100
Soft Start Capacitor Capacitance Cs (µF)
∆f/f vs. Temperature
+10
CT = 330 pF
RT1 = RT2
= 9.1 kΩ
f ≅ 300 kHz
0
Reference Voltage vs. Input Voltage
6.0
Ta = 25°C
5.0
4.0
3.0
2.0
1.0
0
10
20
30
40
Input Voltage VIN (V)
Pulse Duty Cycle vs.
Error Input Voltage/Set Voltage in PWM Comparator
100
VIN = 15 V
90
f ≅ 300 kHz
80
Ta = 25°C
70
60
50
40
30
20
10
0 0.2
0.3
0.4
0.5
0.6
Error Input Voltage VE.I / ref Voltage
Dead Band Duty vs. Temperature
70
CT = 330 pF
RT1 = RT2
= 9.1 kΩ
f ≅ 300 kHz
60
–10
–20 0
20 40 60 80
Ambient Temperature Ta (°C)
50
40
–20
0
20 40 60 80
Ambient Temperature Ta (°C)
8
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