参数资料
型号: DC1367A
厂商: Linear Technology
文件页数: 20/24页
文件大小: 0K
描述: BOARD EVAL LTM4615
软件下载: LTM4615
设计资源: DC1367A Design Files
DC1367A Schematic
标准包装: 1
系列: LTM®, uModule®
主要目的: DC/DC,LDO 步降
输出及类型: 3,非隔离
输出电压: 1.8V,1.2V,1V
电流 - 输出: 4A,2.5A,1.5A
输入电压: 2.5 ~ 5.5 V
稳压器拓扑结构: 降压
频率 - 开关: 1.25MHz
板类型: 完全填充
已供物品:
已用 IC / 零件: LTM4615
相关产品: LTM4615EV#PBF-ND - IC SWIT REG BUCK 4A ADJ 144LGA
LTM4615IV#PBF-ND - IC SWIT REG BUCK 4A ADJ 144LGA
LTM4615
APPLICATIONS INFORMATION
V IN 3V TO 5.5V
C1
10μF
PGOOD1 6.3V
C2
10μF
6.3V
FB2
V IN TRACK1
RUN/SS2
RUN/SS1
C12
R1
4.99k
R5
3.32k
1V
R3
10k V IN1
PGOOD1
1.2V V OUT1
FB1
COMP2 COMP1
L1*
0.2μH
1.2V LDO_IN
EN3
BOOST3
10μF GND1
*FAIR-RITE 0805 2508056007Y6
IF MORE FILTERING REQUIRED
LTM4615
GND2
V IN2
PGOOD2
V OUT2
FB2
COMP2
TRACK2
RUN/SS2
LDO_OUT
FB3
PGOOD3
GND3
PGOOD1
FB2
COMP2
V IN
V OUT3 1V LOW NOISE AT 1A
PGOOD3
R6
10k
LOW NOISE
C11
10μF
6.3V
4615 F13
C5
100μF
6.3V
C13
0.01μF
C6
100μF
6.3V
V OUT2
1.2V
8A
Figure 13. LTM4615 Parallel 1.2V at 8A Design, 1V at 1A Design
V IN 5V
C1
10μF
PGOOD1 6.3V
C1
10μF
6.3V PGOOD2
PGOOD3
6.3V
R6
V OUT1
2.5V
4A
C3
22μF
6.3V
C9
22μF
6.3V
SLAVE
R TB
4.99k
3.3V
C4
22μF
6.3V
R FB1
2.37k
R3
10k
2.5V
R TA C12
2.37k 10μF
V IN1
PGOOD1
V OUT1
FB1
COMP1
TRACK1
RUN/SS1
LDO_IN
EN3
BOOST3
GND1
LTM4615
GND2
V IN2
PGOOD2
V OUT2
FB2
COMP2
TRACK2
RUN/SS2
LDO_OUT
FB3
PGOOD3
GND3
R4
10k
V OUT3 1.8V AT 1A C5
R5
1.43k
10k
1.8V
MASTER
R FB2
V IN OR A CONTROL RAMP 1.62k
C11 22μF
10μF 6.3V
C6
22μF
6.3V
4615 F14
V OUT2
3.3V
4A
Figure 14. 3.3V and 2.5V at 4A with Output Voltage Tracking Design, 1.8V at 1A
20
For more information www.linear.com/LTM4615
4615fb
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