VOLTAGE GAIN OF DETECTION AMP
VS. FREQUENCY
50
45
40
35
30
25
20
15
10
5
0102 2 3 5 10 3 2 3 5 10 4 2 3 5 10 5 2 3 5 10 6
FREQUENCY f(Hz)
ON duty
VS. F/B TERMINAL INPUT CURRENT
50
(fOSC=200kHz)
RON=18kΩ
40
ROFF=20kΩ
MITSUBISHI (Dig./Ana. INTERFACE)
M51996AP/FP
SWITCHING REGULATOR CONTROL
ON duty
VS. F/B TERMINAL INPUT CURRENT
50
45
(fOSC=100kHz)
RON=18kΩ
40
ROFF=20kΩ
35
30
Ta=-30°C
25
Ta=25°C
20
Ta=85°C
15
10
5
0
0 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
F/B TERMINAL INPUT CURRENT IF/B (mA)
ON duty VS.
F/B TERMINAL INPUT CURRENT
50
(fOSC=500kHz)
RON=18kΩ
ROFF=20kΩ
40
30
30
Ta=-30°C
Ta=-30°C
Ta=25°C
20
Ta=25°C
20
Ta=85°C
Ta=85°C
10
10
0 0 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
F/B TERMINAL INPUT CURRENT IF/B (mA)
UPPER & LOWER LIMIT VOLTAGE OF OSC
VS. AMBIENT TEMPERATURE
5.2
RON=18kΩ
ROFF=20kΩ
4.8
4.4
fOSC=500kHz
fOSC=200kHz
4.0
fOSC=100kHz
fOSC=100kHz
2.2
fOSC=200kHz
fOSC=500kHz
2.0
1.8
-60 -40 -20 0 20 40 60 80 100
AMBIENT TEMPERATURE Ta(°C)
0
0 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
F/B TERMINAL INPUT CURRENT IF/B(mA)
OSCILLATING FREQUENCY VS. CF
TERMINAL CAPACITANCE
10 4
5
3
RON=22kΩ
2
ROFF=12kΩ
10 3
5
3
2
10 2 RON=36kΩ
5 ROFF=6.2kΩ
3
2
10 1
RON=24kΩ
ROFF=20kΩ
5
3
2
10 0
100 2 3 5 101 2 3 5 10 2 2 3 5 10 3 2 3 5 10 4
CF TERMINAL CAPACITANCE(pF)
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