LTM4609EV#PBF Linear Technology, LTM4609EV#PBF Datasheet - Page 8

• Manufacturer Part Number: LTM4609EV#PBF
• Description: IC UMODULE BUCK-BOOST 141-LGA
• Manufacturer: Linear Technology
• Series: µModuler
• Type: Point of Load (POL) Non-Isolatedr

Specifications of LTM4609EV#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%
• Input Voltage: 36V
• Output Current: 10A
• Output Voltage: 34V
• No. Of Outputs: 1
• Supply Voltage Range: 4.5V To 36V
• No. Of Pins: 141
• Operating Temperature Range: -40°C To +85°C
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -

SIMPLIFIED BLOCK DIAGRAM
LTM4609
DECOUPLING REQUIREMENTS
SYMBOL
C
C
8
IN
OUT
SHOWN IN FIGURE 15
TO PGND PLANE AS
ON/OFF
SS
0.1μF
PARAMETER
External Input Capacitor Requirement
(V
External Output Capacitor Requirement
(V
IN
IN
= 4.5V to 36V, V
= 4.5V to 36V, V
EXTV
INTV
PGOOD
RUN
STBYMD
COMP
SS
PLLIN
PLLFLTR
FCB
SGND
CC
CC
OUT
OUT
1000pF
0.1μF
100k
= 12V)
= 12V)
FILTER
COMP
INT
INT
Figure 1. Simplifi ed LTM4609 Block Diagram
CONDITIONS
I
I
CONTROLLER
OUT
OUT
T
= 4A
= 4A
A
= 25°C. Use Figure 1 confi guration.
M1
M2
M3
M4
FILTER
INT
CO1
100k
C1
SENSE
SENSE
MIN
R
200
10
PGND
SENSE
V
SW2
SW1
OUT
4609 BD
V
V
FB
IN
+
–
C
OUT
7.15k
C
TYP
300
R
IN
FB
R
L
SENSE
4.5V TO 36V
12V
4A
MAX
UNITS
4609fb
μF
μF