L4995AKTR STMicroelectronics, L4995AKTR Datasheet - Page 19

• Manufacturer Part Number: L4995AKTR
• Description: IC REG LDO 5V 500MA POWERSSO-24
• Manufacturer: STMicroelectronics
• Series: -r

Specifications of L4995AKTR

• Regulator Topology: Positive Fixed
• Voltage - Output: 5V
• Voltage - Input: 5.6 ~ 31 V
• Voltage - Dropout (typical): 0.27V @ 400mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Current - Limit (min): 600mA
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: PowerSSO-24
• Number Of Outputs: 1
• Polarity: Positive
• Output Voltage: 5 V
• Output Type: Fixed
• Dropout Voltage (max): 0.5 V at 400 mA
• Output Current: 0.5 A
• Line Regulation: 25 mV
• Load Regulation: 25 mV
• Voltage Regulation Accuracy: 2 %
• Maximum Operating Temperature: + 150 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

L4995
4
4.1
Note:
Package and PCB thermal data
PowerSSO-12 thermal data
Figure 30. PowerSSO-12 PC board
Layout condition of R
area= 77mm x 86mm,PCB thickness=1.6mm, Cu thickness=70μm (front and back side)
Thermal vias separation 1.2 mm, Thermal via diameter 0.3 mm +/- 0.08 mm, Cu thickness
on vias 0.025 mm, Footprint dimension 4.1 mm x 6.5 mm).
Figure 31. R
RTHj _amb( ° C/ W)
70
65
60
55
50
45
40
0
thj-amb
th
vs PCB copper area in open box free air condition
and Z
2
th
Doc ID 13103 Rev 10
measurements (PCB: Double layer, Thermal Vias, FR4
PCB Cu heat sink area ( cm^ 2)
4
.
6
Package and PCB thermal data
8
10
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