LTM4609Y View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTM4609Y' PDF : 28 Pages View PDF
Typical Applications
LTM4609
VIN
12V TO 36V
R1
1.5k
R3
1k
10µF
50V
×2
ON/OFF
C3
0.1µF
PGOOD VIN PLLIN VOUT
RUN
FCB
COMP LTM4609
INTVCC
SW1
PLLFLTR
SW2
EXTVCC
STBYMD
RSENSE
SENSE+
SS
SGND
SENSE–
PGND
VFB
L1
4.7µH
VOUT
+
12V
100µF 10A
25V
R2
9mΩ
RFB
7.15k
4609 TA02
Figure 16. Buck Mode Operation with 12V to 36V Input
VIN
5V TO 12V
R1
1.5k
R3
1k
4.7µF
35V
ON/OFF
C3
0.1µF
PGOOD VIN PLLIN VOUT
RUN
FCB
COMP LTM4609
INTVCC
SW1
PLLFLTR
SW2
EXTVCC
STBYMD
RSENSE
SENSE+
SS
SGND
SENSE–
PGND
VFB
2Ω 2200pF
L1
3.3µH
OPTIONAL
FOR LOW
SWITCHING NOISE
R2
8mΩ
RFB
7.15k
4609 TA03
22µF +
25V
×2
330µF
25V
VOUT
12V
4A
Figure 17. Boost Mode Operation with 5V to 12V Input with Low Switching Noise (Optional)
For more information www.linear.com/LTM4609
4609ff
21
Share Link: 
