M51996AP データシートの表示（PDF） - MITSUBISHI ELECTRIC

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M51996AP

SWITCHING REGULATOR CONTROL

MITSUBISHI ELECTRIC  

MITSUBISHI (Dig./Ana. INTERFACE)

M51996AP/FP

TYPICAL CHARACTERISTICS

1800

THERMAL DERATING

(MAXIMUM RATING)

1500

1200

900

SWITCHING REGULATOR CONTROL

CIRCUIT CURRENT VS.SUPPLY VOLTAGE

16m

(NORMAL OPERATION)

RON=18kΩ

fOSC=500kHz

14m

ROFF=20kΩ

12m

10m

fOSC=100kHz

600

150m

Ta=-30°C

300

100µ

Ta=25°C

Ta=85°C

50µ

0

0

25 50

75 85 100 125 150

AMBIENT TEMPERATURE Ta(°C)

SOFT TERMINAL INPUT VOLTAGE VS.

EXPANSION RATE OF PERIOD

5.0

(fOSC=100kHz)

4.5

4.0

1 RON=15k,ROFF=27k

3.5

2 RON=18k,ROFF=24k

3 RON=22k,ROFF=22k

3.0

4 RON=24k,ROFF=20k

5 RON=22k,ROFF=12k

2.5

6 RON=36k,ROFF=6.2k

2.0

1.5

1.0

0.5

0

0

123 4 5

6

2 4 6 8 10 12 14 16 18 20

EXPANSION RATE OF PERIOD(TIMES)

SOFT TERMINAL INPUT VOLTAGE VS.

-100

INPUT VOLTAGE

0 5 10 15 20 25 30 35 40

SUPPLY VOLTAGE Vcc(V)

SOFT TERMINAL INPUT VOLTAGE VS.

EXPANSION RATE OF PERIOD

5.0

(fOSC=500kHz)

4.5

4.0

1 RON=15k,ROFF=27k

3.5

2 RON=18k,ROFF=24k

3 RON=22k,ROFF=22k

3.0

4 RON=24k,ROFF=20k

5 RON=22k,ROFF=12k

2.5

6 RON=36k,ROFF=6.2k

2.0

1.5

1.0

0.5

0

12 3 4 5 6

0 2 4 6 8 10 12 14 16 18 20

EXPANSION RATE OF PERIOD(TIMES)

CLM+ TERMINAL THRESHOLD VOLTAGE

VS. AMBIENT TEMPERATURE

-90

-80

205

-70

-60

Ta=-30°C

-50

Ta=25°C

-40

Ta=85°C

200

-30

195

-20

-10

0

0 1 2 3 4 5 6 7 8 9 10

SOFT TERMINAL INPUT VOLTAGE VSOFT(V)

-60 -40 -20 0 20 40 60 80 100

AMBIENT TEMPERATURE Ta(°C)

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