NJM2345 datasheet(7/8 Pages) NJRC

部件名	NJM2345

功能描述	PWM DC/DC Converter IC with Standby Function

PDF	8 Pages

Scroll/Zoom	100%

制造商	NJRC [New Japan Radio]

网页	http://www.jrc.co.jp/eng/index.html

标志

7 / 8 page

NJM2345

- 7 -

Ver.2009-10-19

■TYPICAL CHARACTERISTICS

150

300

450

600

567

ON/OFF Terminal Voltage V

on/off

(V)

ON/OFF Input Bias Current vs. ON/OFF Terminal Voltage

(V+=10V, Vo=5V, Io=150mA, Ta=25oC)

Rc=0

Ω

Rc=100k

Ω

Rc=50k

Ω

1.2

1.21

1.22

1.23

1.24

1.25

1.26

1.27

1.28

-50 -25

75 100 125 150

Ambient TemperatureTa (

oC)

Threshold Voltage vs. Temperature

+=5V)

0.6

0.7

0.8

0.9

1.1

1.2

-50 -25

75 100 125 150

Ambient TemperatureTa (

oC)

Saturation Voltage vs. Temperature

(V+=5V, C

, I

=0.7A)

240

260

280

300

320

340

360

-50 -25

75 100 125 150

Ambient Temperature Ta (

oC)

Current Limit Sense Voltage vs. Temperature

+=5V)

-50 -25

75 100 125 150

Ambient Temperature Ta (

oC)

Operating Current vs. Temperature

(V+=5V, C

=1nF, S

=V+, IN->V

, Es=GND)

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