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NJU7680SED Datasheet(PDF) 8 Page - New Japan Radio

Part # NJU7680SED
Description  2ch switching regulator IC
Download  11 Pages
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Manufacturer  NJRC [New Japan Radio]
Direct Link  http://www.jrc.co.jp/eng/index.html
Logo NJRC - New Japan Radio

NJU7680SED Datasheet(HTML) 8 Page - New Japan Radio

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NJU7680
- 8 -
Ver.2010-03-31
■TYPICAL CHARACTERISTICS
100
1000
10
100
Oscillation Frequency vs. Timing Resistance
(V+=3.3V, Ta=25oC)
Timing Resistance R
T
(k
Ω)
660
680
700
720
740
02
468
Operating Voltage V
+ (V)
Oscillation Frequency vs. Operating Voltage
(R
T
=47k
Ω, Ta=25oC)
0.99
0.995
1
1.005
1.01
1.015
1.02
02
46
8
Operating Voltage V
+ (V)
Reference Voltage vs. Operating Voltage
(Ta=25oC)
V
B2
V
B1
-30
-20
-10
0
10
0
2468
Output Current I
REG
(mA)
Voltage Regulator Block Load Regulation
(Ta=25oC)
V+=2.3V
V
+=3.3V
V
+=7.0V
0
500
1000
1500
2000
02
4
6
8
Operating Voltage V
+ (V)
Quiescent Current vs. Operating Voltage
(R
T
=47k
Ω, R
L
=Non Load, Ta=25oC)
I
DD1
I
DD2
0
0.5
1
1.5
2
2.5
3
02
468
Operating Voltage V
+ (V)
Standby Current vs. Operating Voltage
(Ta=25oC)
I
DD_STB2
I
DD_STB1


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