LTM4615IV#PBF Linear Technology, LTM4615IV#PBF Datasheet - Page 3

• Manufacturer Part Number: LTM4615IV#PBF
• Description: IC SWIT REG BUCK 4A ADJ 144LGA
• Manufacturer: Linear Technology
• Series: µModuler
• Type: Point of Load (POL) Non-Isolatedr

Specifications of LTM4615IV#PBF

• Design Resources: LTM4615 Spice Model
• Output: 0.8 ~ 5 V
• Number Of Outputs: 3
• Power (watts): 12W
• Mounting Type: Surface Mount
• Voltage - Input: 2.38 ~ 5.5 V
• Package / Case: 144-LGA
• 1st Output: 0.8 ~ 5 VDC @ 4A
• 2nd Output: 0.8 ~ 5 VDC @ 4A
• 3rd 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: 12W
• Operating Temperature: -40°C ~ 125°C
• Efficiency: 95%
• Primary Input Voltage: 5.5V
• No. Of Outputs: 3
• Output Voltage: 5V
• Output Current: 1.5A
• Voltage Regulator Case Style: LGA
• No. Of Pins: 144
• Operating Temperature Range: -40°C To +125°C
• Rohs Compliant: Yes
• Dc To Dc Converter Type: Step Down
• Pin Count: 144
• Input Voltage: 5.5V
• Switching Freq: 1250KHz
• Package Type: LGA
• Output Type: Adjustable
• Switching Regulator: Yes
• Mounting: Surface Mount
• Input Voltage (min): 2.375V
• Operating Temperature Classification: Automotive
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

QUICK START PROCEDURE
20mV/DIV
50mV/DIV
1A/DIV
V
2A/DIV
I
V
Figure 4. Measured Load Transient Response for V
OUT2
OUT2
Figure 5. Measured Load Transient Response for V
I
OUT1
OUT1
Figure 3. Measured Efficiency for Different Channels
V
V
V
V
CONTINUOUS CURRENT MODE (CCM)
0A TO 2.2A LOAD STEP ON V
C
V
V
V
V
CONTINUOUS CURRENT MODE (CCM)
0A TO 3.4A LOAD STEP ON V
C
IN2
OUT2
OUT1
O3(LDO)
OUT2
IN1
OUT1
OUT2
O3(LDO)
OUT1
= 5.5V
95
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
= 5.5V
= 1.2V
= 1.8V AT NO LOAD
= 100μF CERAMIC (1210, X5R, 6.3V) + 22μF CERAMIC (1206, X5R, 6.3V)
= 1.8V
= 1.2V AT NO LOAD
= 100μF CERAMIC (1210, X5R, 6.3V) + 22μF CERAMIC (1206, X5R, 6.3V)
0
= 1.0V AT NO LOAD
= 1.0V AT NO LOAD
0.5
1.0
LOAD CURRENT (A)
1.5
20μs/DIV
20μs/DIV
V
CHANNEL 2 AND 3 OFF
V
CHANNEL 1 AND 3 OFF
V
CHANNEL 1 AND 2 OFF
OUT2
OUT1
IN1
IN2
IN3
2.0
= 5.5V, V
= 5.5V, V
= 1.2V, V
2.5
DEMO MANUAL DC1367A
OUT 1
OUT 2
OUT 3
3.0
= 1.8V
= 1.2V
= 1.0V
3.5
DC1376 F03
4.0
DC1367 F05
DC1367 F04
OUT1
OUT2
dc1367af
3