NR131D Datasheet, PDF (6/15 Pages) Sanken electric – Ultra light load high efficiency

Ultra light load high efficiency,VIN=17V,Current mode Step-down Io=3A Buck Regulator IC
NR130D series
Tentative
Sep/10/2013
(2) Output startup Io=1A
(5)Over Current Protection
6
6
5
5
4
4
3
3
Vin=8[V]
2
Vin=12[V]
2
Vin=16[V]
1
1
0
0
3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0
1
2
3
4
5
6
Input Voltage VIN [V]
Output Current IO [A]
(3) Lo_Na_Rd₁₁R₆e_Kg_Lu_ol_aa_dti_Ro_en_g:_. V_Load
Vo=3.3V L=10uH Ta=25℃
5.300
5.250
5.200
5.150
5.100
5.050
5.000
4.950
4.900
4.850
4.800
4.750
4.700
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Output C^Iu^or^[r^Ae^]nt IO [A]
8
7
6
5
4
3
2
1
0
0
(6) Supply Current : I_IN
V_O=5.0V
Supply Current : I_IN
3
6
9
12 15 18
Input Voltage VIN [V]
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
-0.05
-0.10
0.0
(4) Shutdown Supply Current : I_IN(off)
NR110K,111K,114K,115K,116K,117K
V_EN^IQ=^_0^oV^ff
5.0
10.0
15.0
20.0
25.0
30.0
InpVuINt[VVo] ltage
V_IN [V]
(7) Switching Frequency: f_SW
NR110K focs
Vo=3.3V L=10uH
500
480
460
440
420
400
380
360
340
320
300
280
260
240
220
200
0.0
1.0
2.0
3.0
4.0
5.0
Ou^Iotp^[Au^]t Current
IO [A]
Rev.1.1
SANKEN ELECTRIC CO., LTD.
6
http://www.sanken-ele.co.jp