LTM4619IV#PBF Linear Technology, LTM4619IV#PBF Datasheet - Page 15

• Manufacturer Part Number: LTM4619IV#PBF
• Description: IC SWIT REG BUCK 4A ADJ 144LGA
• Manufacturer: Linear Technology
• Series: µModuler
• Type: Point of Load (POL) Non-Isolatedr

Specifications of LTM4619IV#PBF

• Design Resources: LTM4619 Spice Model
• Output: 0.8 ~ 5 V
• Number Of Outputs: 2
• Power (watts): 30W
• Mounting Type: Surface Mount
• Voltage - Input: 4.5 ~ 26.5 V
• Package / Case: 144-LGA
• 1st Output: 0.8 ~ 5 VDC @ 4A
• 2nd Output: 0.8 ~ 5 VDC @ 4A
• Size / Dimension: 0.59" L x 0.59" W x 0.11" H (15mm x 15mm x 2.8mm)
• Power (watts) - Rated: 30W
• Operating Temperature: -40°C ~ 125°C
• Dc To Dc Converter Type: Step Down
• Pin Count: 144
• Input Voltage: 26.5V
• Output Voltage: 0.8 to 5V
• Switching Freq: 860KHz
• Output Current: 4A
• Package Type: LGA
• Output Type: Adjustable
• Switching Regulator: Yes
• Load Regulation: 0.8%
• Line Regulation: 0.3%
• Mounting: Surface Mount
• Input Voltage (min): 4.5V
• Operating Temperature Classification: Automotive
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• Lead Free Status / Rohs Status: Compliant

applicaTions inForMaTion
Table 2. 1.5V Output
DERATING CURVE
Figures 9, 11
Figures 9, 11
Figures 9, 11
Figures 10, 12
Figures 10, 12
Figures 10, 12
Table 3. 3.3V Output
DERATING CURVE
Figures 13, 15
Figures 13, 15
Figures 13, 15
Figures 14, 16
Figures 14, 16
Figures 14, 16
HEATSINK MANUFACTURER
Aavid Thermalloy
3.0
2.5
2.0
1.5
1.0
0.5
0
Figure 7. Power Loss at 1.5V Output
0
2
LOAD CURRENT (A)
V
V
12, 24
12, 24
12, 24
12, 24
12, 24
12, 24
6, 12
6, 12
6, 12
6, 12
6, 12
6, 12
IN
IN
(V)
(V)
4
PART NUMBER
375424B00034G
POWER LOSS CURVE
POWER LOSS CURVE
6
6V LOSS
12V LOSS
4619 F07
Figure 7
Figure 7
Figure 7
Figure 7
Figure 7
Figure 7
Figure 8
Figure 8
Figure 8
Figure 8
Figure 8
Figure 8
8
AIRFLOW (LFM)
AIRFLOW (LFM)
200
400
200
400
200
400
200
400
0
0
0
0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
Figure 8. Power Loss at 3.3V Output
0
WEBSITE
www.aavid.com
2
LOAD CURRENT (A)
BGA Heatsink
BGA Heatsink
BGA Heatsink
BGA Heatsink
BGA Heatsink
BGA Heatsink
HEATSINK
HEATSINK
4
none
none
none
none
none
none
6
12V LOSS
24V LOSS
4619 F08
LTM4619
8
Θ
Θ
JA
JA
12.8
11.9
13.4
12.5
9.0
8.0
8.4
7.4
9.6
8.5
8.9
7.9
(°C/W)
(°C/W)
15
4619fa