参数资料
型号: DC1663A
厂商: Linear Technology
文件页数: 6/36页
文件大小: 0K
描述: DEMO BOARD LTM4628
软件下载: LTM4628 Spice Model
设计资源: LTM4628 Gerber Files
DC1663A Design Files
标准包装: 1
系列: µModule®
主要目的: DC/DC,步降
输出及类型: 2,非隔离
输出电压: 1.2V,1.5V
电流 - 输出: 8A,8A
输入电压: 4.5 ~ 26.5 V
稳压器拓扑结构: 降压
频率 - 开关: 400kHz
板类型: 完全填充
已供物品:
已用 IC / 零件: LTM4628
LTM4628
TYPICAL PERFORMANCE CHARACTERISTICS
V OUT
50mV/DIV
I OUT
2A/DIV
1.5V Load Transient
V OUT
50mV/DIV
I OUT
2A/DIV
1.8V Load Transient
V OUT
100mV/DIV
I OUT
2A/DIV
2.5V Load Transient
100μs/DIV
4628 G07
100μs/DIV
4628 G08
100μs/DIV
4628 G09
12V IN , 1.5V OUT , 0A TO 4A LOAD STEP AT 4A/μs
C OUT1 4 × 100μF 6.3V X5R CERAMIC 1210 CASE SIZE
SWITCHING FREQUENCY 500kHz
C FF CAPACITOR = 47pF
3.3V Load Transient
12V IN , 1.8V OUT , 0A TO 4A LOAD STEP AT 4A/μs
C OUT1 4 × 100μF 6.3V X5R CERAMIC 1210 CASE SIZE
SWITCHING FREQUENCY 500kHz
C FF CAPACITOR = 47pF
Output Start-Up
12V IN , 2.5V OUT , 0A TO 4A LOAD STEP AT 4A/μs
C OUT1 , 4 × 100μF 6.3V X5R CERAMIC 1210 CASE SIZE
SWITCHING FREQUENCY 500kHz
C FF CAPACITOR = 47pF
Output Start-Up
V OUT
100mV/DIV
I OUT
2A/DIV
V OUT
1V/DIV
5ms/DIV
INPUT
CURRENT
1A/DIV
V OUT
1V/DIV
5ms/DIV
INPUT
CURRENT
1A/DIV
100μs/DIV
4628 G10
12V IN , 3.3V OUT , 0A TO 4A LOAD STEP AT 4A/μs
C OUT1 , 4 × 100μF 6.3V X5R CERAMIC 1210 CASE SIZE
SWITCHING FREQUENCY 500kHz
C FF CAPACITOR = 47pF
V IN = 12V
V OUT = 2.5V
I OUT = 0A
20ms/DIV
4628 G11
V IN = 12V
V OUT = 2.5V
I OUT = 8A
20ms/DIV
4628 G12
V OUT
1V/DIV
5ms/DIV
INPUT
CURRENT
2A/DIV
Output Short-Circuit
V OUT
1V/DIV
5ms/DIV
INPUT
CURRENT
2A/DIV
Output Short-Circuit
Coincident Tracking
V IN = 12V
V OUT = 2.5V
I OUT = 0A
50μs/DIV
4628 G13
V IN = 12V
V OUT = 2.5V
I OUT = 8A
50μs/DIV
4628 G14
10ms/DIV
V OUT1 = 1.8V AT 8A
V OUT2 = 1.2V AT 8A
4628 G15
4628fe
6
For more information www.linear.com/LTM4628
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