NJM2378D Ver la hoja de datos (PDF) - Japan Radio Corporation

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NJM2378D

PWM SWITCHING REGULATOR CONTROL IC FOR SLAVE TYPE

Japan Radio Corporation  

■ TYPICAL CHARACTERISTICS

Reference Voltage vs. Temperature

(V+=6V,IOR=1mA)

2.6

2.55

2.5

2.45

2.4

-50 -25 0 25 50 75 100 125

Ambient Temperature　Ｔａ　（℃）

NJM2378

Output Source Current (OUT Pin) vs. Temperature

(V+=6V,OSC:Triangle Waveform

12 VP-P=0.5V,Offset=0.5V,fosc=100kHz)

11

10

9

8

-50 -25 0 25 50 75 100 125

Ambient Temperature　Ｔａ　（℃）

H Output Voltage (OUT Pin) vs. Temperature

(V+=6V,RL=10kΩ,OSC:Triangle Waveform

VP-P=0.5V,Offset=0.5V,fosc=100kHz)

6

5

4

3

2

1

0

-50 -25 0 25 50 75 100 125

Ambient Temperature　Ｔａ　（℃）

Quiescent Current(Latch Mode) vs. Temperature

(V+=6V,OSC:Triangle Waveform

VP-P=0.5V,Offset=0.5V,fosc=100kHz)

2

1.5

1

0.5

0

-50 -25 0 25 50 75 100 125

Ambient Temperature　Ｔａ　（℃）

L Output Voltage (OUT Pin) vs. Temperature

(V+=6V,ISINK=20mA,OSC:Triangle Waveform

VP-P=0.5V,Offset=0.5V,fosc=100kHz)

0.3

0.25

0.2

0.15

0.1

0.05

0

-50 -25 0 25 50 75 100 125

Ambient Temperature　Ｔａ　（℃）

Average Quiescent Current vs. Temperature

(V+=6V,RL=∞,OSC:Triangle Waveform

VP-P=0.5V,Offset=0.5V,fosc=100kHz)

5

4

3

2

1

0

-50 -25 0 25 50 75 100 125

Ambient Temperature　Ｔａ　（℃）

Ver.2004-03-03

-7-

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