HA16117F Series
P-RUN Low Threshold Frequency vs. CF Capacitance
1 k
Ta = 25°C
51 k
75 k
VCC
Tadj
Normal
P-RUN ACC
5 V
100
CR = 0.01 µF
CR = 0.1 µF
CF
CR
GND
RES
Pulse
generator
Oscilloscope
Abnormal
CF
CR
10
Test circuit
CR = 1.0 µF
Notes: 1. Normal detection is assumed when RES is not output.
2. The figure at left is for a constant P-RUN frequency.
1
500 p 1000 p
0.01 µ 0.03 µ
External Capacitance CF (F)
P-RUN Input Frequency vs. Ambient Temperature
1 M
510 k
750 k
P-RUN abnormal
100 k
VCC
Tadj
P-RUN ACC
5 V
fH
CF
CR
GND
RES
10 k
duty 50%
Pulse
generator
P-RUN normal
1 k
Oscilloscope
100
fL
0.01 µ
0.1 µ
Test circuit
10
P-RUN abnormal
Notes: 1. Normal detection is assumed when RES is not output.
2. The figure at left is for a constant P-RUN frequency.
1
−30
0
50
85
Ambient temperature Ta (°C)
28
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