LTM4609IV#PBF Linear Technology, LTM4609IV#PBF Datasheet - Page 6

• 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 PERFORMANCE CHARACTERISTICS
100mV/DIV
6
5V/DIV
5A/DIV
2A/DIV
V
V
I
OUT
OUT
OUT
I
IN
LOAD STEP: 0A TO 5A AT CCM
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
Transient Response from
32V
Short Circuit with 6V
at I
OUT
IN
to 12V
= 4A
OUT
200μs/DIV
50μs/DIV
IN
to 12V
OUT
4609 G13
4609 G10
10V/DIV
2A/DIV
5V/DIV
5A/DIV
5A/DIV
V
V
OUT
OUT
I
I
IN
I
IN
L
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
Start-Up with 6V
I
0.1μF SOFT-START CAP
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
Short Circuit with 32V
at I
OUT
OUT
= 4A
= 5A
50ms/DIV
50μs/DIV
IN
to 12V
IN
to 12V
OUT
at
4609 G14
4609 G11
OUT
10V/DIV
10V/DIV
5A/DIV
2A/DIV
5A/DIV
V
V
OUT
OUT
I
I
IN
I
IN
L
Start-Up with 32V
I
0.1μF SOFT-START CAP
OUTPUT CAPS: 4x 22μF CERAMIC CAPS AND
2x 180μF ELECTROLYTIC CAPS
2x 12mΩ SENSING RESISTORS
Short Circuit with 12V
at I
OUTPUT CAPS: 2x 10μF 50V CERAMIC CAPS AND
2x 47μF 50V ELECTROLYTIC CAPS
2x 15mΩ SENSING RESISTORS
OUT
OUT
= 5A
= 2A
10ms/DIV
20μs/DIV
IN
to 12V
IN
to 34V
OUT
at
4609 G12
4607 G15
OUT
4609fb