LTM4609IV#PBF Linear Technology, LTM4609IV#PBF Datasheet - Page 22

• Manufacturer Part Number: LTM4609IV#PBF
• Description: IC BUCK/BOOST SYNC ADJ 4A 141LGA
• Manufacturer: Linear Technology
• Series: µModuler
• Type: Point of Load (POL) Non-Isolatedr

Specifications of LTM4609IV#PBF

• Design Resources: LTM4609 Spice Model
• Output: 0.8 ~ 34 V
• Number Of Outputs: 1
• Power (watts): 136W
• Mounting Type: Surface Mount
• Voltage - Input: 4.5 ~ 36 V
• Package / Case: 141-LGA
• 1st Output: 0.8 ~ 34 VDC @ 4A
• Size / Dimension: 0.59" L x 0.59" W x 0.11" H (15mm x 15mm x 2.8mm)
• Power (watts) - Rated: 136W
• Operating Temperature: -40°C ~ 85°C
• Efficiency: 98%
• Dc To Dc Converter Type: Non-Inverting/Inverting/Step Up/Step Down
• Pin Count: 141
• Input Voltage: 36V
• Output Voltage: 0.8 to 34V
• Switching Freq: 200 TO 400KHz
• Output Current: 4A
• Package Type: LGA
• Output Type: Adjustable
• Switching Regulator: Yes
• Load Regulation: -0.50%
• Line Regulation: 0.02%/V
• Mounting: Surface Mount
• Input Voltage (min): 4.5V
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• Lead Free Status / Rohs Status: Compliant

LTM4609
TYPICAL APPLICATIONS
22
5V TO 36V
8V TO 36V
V
IN
Figure 18. Wide Input Mode with 5V to 36V Input, 12V at 4A Output
1.5k
R1
R3
V
1k
IN
1.5k
R1
R3
1k
10μF
50V
×2
ON/OFF
0.1μF
10μF
50V
×2
C3
ON/OFF
0.1μF
C3
PGOOD
RUN
COMP
INTV
PLLFLTR
EXTV
STBYMD
SS
SGND
Figure 19. 32V at 2A Design
CC
PGOOD
RUN
COMP
INTV
PLLFLTR
EXTV
STBYMD
SS
SGND
CC
V
CC
LTM4609
CC
IN
PGND
V
LTM4609
IN
PLLIN
PGND
PLLIN
SENSE
SENSE
R
SENSE
V
SW1
SW2
FCB
OUT
V
SENSE
SENSE
R
FB
+
–
SENSE
V
SW1
SW2
FCB
OUT
V
CLOCK SYNC
FB
+
–
3.3μH
CLOCK SYNC
L1
R
7.15k
FB
4.7μH
L1
R2
8mΩ
R
2.55k
FB
4609 TA04
R2
9mΩ
2Ω
4609 TA05
+
2200pF
220μF
50V
V
32V
2A
OUT
22μF
25V
×4
+
330μF
25V
V
12V
4A
OUT
4609fb