参数资料
型号: DC1669A
厂商: Linear Technology
文件页数: 22/32页
文件大小: 0K
描述: BOARD EVAL LTM4627
软件下载: LTM4627 Spice Model
设计资源: LTM4627 Gerber Files
DC1669A Design Files
标准包装: 1
系列: LTM®, uModule®
主要目的: DC/DC,步升
输出及类型: 1,非隔离
输出电压: 1V,1.2V,1.5V,1.8V,2.5V,3.3V
电流 - 输出: 15A
输入电压: 4.5 ~ 20 V
稳压器拓扑结构: 降压
频率 - 开关: 500kHz
板类型: 完全填充
已供物品:
已用 IC / 零件: LTM4627
相关产品: LTM4627IV#PBF-ND - IC UMODULE DC/DC 15A 133LGA
LTM4627EV#PBF-ND - IC UMODULE DC/DC 15A 133LGA
LTM4627
APPLICATIONS INFORMATION
Table 4. Output Voltage Response vs Component Matrix (Refer t o Figure 18) 0A to 7.5A Load Step
C OUT1 AND C OUT2
CERAMIC VENDOR
TDK
VALUE
22μF 6.3V
PART NUMBER
C3216X7SOJ226M
C OUT1 AND C OUT2
BULK VENDOR
Sanyo POSCAP
VALUE
1000μF 2.5V
PART NUMBER
2R5TPD1000M5
C IN
BULK VENDOR
Sanyo
VALUE
56μF 25V
PART NUMBER
25SVP56M
Murata
TDK
Murata
22μF 16V
100μF 6.3V
100μF 6.3V
GRM31CR61C226KE15L
C4532X5ROJ107MZ
GRM32ER60J107M
Sanyo POSCAP
Sanyo POSCAP
Sanyo POSCAP
470μF 2.5V
470μF 6.3V
2R5TPD470M5
6TPD470M
V OUT
(V)
C IN C IN C OUT1 (CERAMIC) AND
(CERAMIC) (BULK)** C OUT2 (CER AND BULK)
C FF
(pF)
C COMP
(pF)
V IN
(V)
PEAK TO
PEAK
DROOP DEVIATION
(mV) (mV)
RECOVERY
TIME(μs)
LOAD
STEP
(A/μs)
R FB
(kΩ)
FREQ.
(kHz)
1
1
1
1.2
1.2
1.2
1.2
1.5
1.5
1.5
1.5
1.8
1.8
1.8
2.5
2.5
3.3
3.3
5
5
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
22μF × 3
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
56μF
100μF × 2, 1000μF
100μF × 2, 470μF × 2
100μF × 4
100μF × 2, 1000μF
100μF, 470μF
100μF × 2, 470μF × 2
100μF × 4
100μF × 2, 1000μF
100μF, 470μF
100μF × 2, 470μF × 2
100μF × 3
100μF × 2, 1000μF
100μF, 470μF
100μF × 2
100μF × 2
100μF, 470μF
100μF × 2
100μF, 470μF
100μF × 2
470μF
68
82
82
82
82
82
82
82
82
82
82
68
82
82
82
82
82
82
68
47
150
150
33
150
150
150
33
150
47
150
33
150
150
none
none
150
none
150
none
150
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
5,12
12
12
50
50
52
40
60
40
50
60
67
60
65
64
76
66
88
100
100
100
125
125
100
100
108
80
120
80
114
120
130
120
130
130
135
132
164
200
200
200
250
250
30
20
18
20
20
25
20
23
20
25
20
25
22
20
30
25
30
30
20
25
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
90.9
90.9
90.9
60.4
60.4
60.4
60.4
40.2
40.2
40.2
40.2
30.1
30.1
30.1
19.1
19.1
13.3
13.3
8.25
8.25
400
400
400
400
400
400
400
400
400
400
400
400
400
400
500
500
600
600
700
700
** Bulk capacitance is optional if V IN has very low input impedance.
HEAT SINK MANUFACTURER
AAVID Thermalloy
Cool Innovations
PART NUMBER
375424B00034G
4-050503P to 4-050508P
WEBSITE
www.aavidthermalloy.com
www.coolinnovations.com
4627fc
22
For more information www.linear.com/LTM4627
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