700mA DC-DC Step-Down Converters
with Dual 300mA LDO in 2mm x 2mm CSP
12 ______________________________________________________________________________________
Table 2. Suggested Inductors
MANUFACTURER
SERIES
INDUCTANCE
(礖)
ESR
()
CURRENT RATING
(mA)
DIMENSIONS
(mm)
CB2016T
1.0
2.2
0.09
0.13
510
2.0 x 1.6 x 1.8
= 5.8mm
3
Taiyo Yuden
CB2518T
2.2
4.7
0.09
0.13
510
340
2.5 x 1.8 x 2.0 = 9mm
3
MIPF2520
1.0
1.5
2.2
0.05
0.07
0.08
1500
1500
1300
2.5 x 2.0 x 1.0
= 5mm
3
FDK
MIPF2016
1.0
2.2
0.11
1100
2.0 x 1.6 x 1.0
= 3.2mm
3
Murata
LQH32C_53
1.0
2.2
0.06
0.10
1000
790
3.2 x 2.5 x 1.7
= 14mm
3
D3010FB
1.0
0.20
1170
3.0 x 3.0 x 1.0
= 9mm
3
D2812C
1.2
2.2
0.09
0.15
860
640
3.0 x 3.0 x 1.2
= 11mm
3
D310F
1.5
2.2
0.13
0.17
1230
1080
3.6 x 3.6 x 1.0
= 13mm
3
TOKO
D312C
1.5
2.2
0.10
0.12
1290
1140
3.6 x 3.6 x 1.2
= 16mm
3
CDRH2D09
1.2
1.5
2.2
0.08
0.09
0.12
590
520
440
3.0 x 3.0 x 1.0
= 9mm
3
Sumida
CDRH2D11
1.5
2.2
3.3
0.05
0.08
0.10
680
580
450
3.2 x 3.2 x 1.2
= 12mm
3
Coilcraft
LPO3310
1.0
1.5
2.2
0.07
0.10
0.13
1600
1400
1100
3.3 x 3.3 x 1.0
= 11mm
3
ELC3FN
1.0
2.2
0.08
0.12
1400
1000
3.2 x 3.2 x 1.2
= 12mm
3
Panasonic
ELL3GM
1.0
2.2
0.07
0.10
1400
1100
3.2 x 3.2 x 1.5
= 15mm
3
Hitachi
KSLI-252010
1.5
2.2
0.070
0.100
2200
1800
2.5 x 2.0 x 1.0
= 5mm
3
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