LTM4619_15 Datasheet, PDF (21/26 Pages) Linear Technology – Dual, 26VIN, 4A DC/DC Module Regulator

TYPICAL applications
V_IN
4.5V TO
26.5V
V_OUT1
1.2V/4A
C_IN
10µF
×2
121k
C1
22pF
C_OUT1
100µF
×2
0.1µF
MODE/PLLIN INTV_CC EXTV_CC
V_IN
FREQ/PLLFLTR
V_FB1
V_FB2
COMP1
COMP2
V_OUT1
TK/SS1
LTM4619
V_OUT2
TK/SS2
RUN1
RUN2
EXTERNAL 5V SUPPLY FOR
INPUT VOLTAGE BELOW 5.5V
R1
R2
3.83k _1.21k
68.1k
C2
22pF
0.1µF
V_OUT2
1.5V/4A
C_OUT2
100µF
×2
INTV_CC
100k
PGOOD
SGND
PGOOD
PGND
4619 F20
Figure 20. Typical 4.5V to 26.5V Input, 1.2V and 1.5V
Outputs at 4A Design with Adjusted Frequency at 500kHz
LTM4619
V_IN
6V TO
26.5V
C_IN
10µF
C3
0.1µF
MODE/PLLIN EXTV_CC INTV_CC
V_IN
FREQ/PLLFLTR
COMP1
V_FB1
COMP2
V_FB2
TK/SS1 _LTM4619
V_OUT1
TK/SS2
V_OUT2
PGOOD
RUN2
SGND
PGND
RUN1
4619 F21
C1
51pF _R1
5.76k
C4
+
100µF
V_OUT2
C5 ^5V/8A
330µF
Figure 21. Output Paralleled LTM4619 Module for 5V Output at 8A Design
For more information www.linear.com/LTM4619
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