NR885E Datasheet, PDF (4/12 Pages) Sanken electric – Synchronous Buck Regulator

3A, 18V, 350kHz , Synchronous Buck Regulator
NR885E
Typical Performance Characteristics
NR885E Typical Performance Characteristics
Efficiency
効率 _VO(V₌o₁=1_..₈8V_V)
100
90
80
70
60
50
VIN=5V
6V
40
8V
30
10V
20
12V
10
15V
0
18V
0
0.5
1
1.5
2
2.5
Output Current: I_O [A]
100
90
80
70
60
50
40
30
20
10
0
0
NR880K ES1 HS_VO_OP₌8₃S_.31_VRT(Vo=3.3V)
VIN=6V
8V
10V
12V
15V
18V
0.5
1
1.5
2
2.5
Output Current: I_O [A]
3
3.5
Io(A)
3
3.5
Io(A)
100
90
80
70
60
50
40
30
20
10
0
0.0
V o =^V5 OV^=5V
VIN=8V
10V
12V
15V
18V
0.5 1.0 1.5 2.0 2.5 3.0 3.5
Output Current: I_O [A] _{負荷電流Io[A]}
100
90
80
70
60
50
40
30
20
10
0
0.0
VVoO==1122VV
VIN =14V
15V
18V
0.5 1.0 1.5 2.0 2.5 3.0 3.5
Output Current: I_O [A]
負荷電流Io[A]
Rev.1.1
SANKEN ELECTRIC CO., LTD.
http://www.sanken-ele.co.jp
Oct./30/2013
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