L4988DTR STMicroelectronics, L4988DTR Datasheet - Page 18

• Manufacturer Part Number: L4988DTR
• Description: IC REG LDO 5V 200MA 8SOIC
• Manufacturer: STMicroelectronics
• Series: -r

Specifications of L4988DTR

• Regulator Topology: Positive Fixed
• Voltage - Output: 5V
• Voltage - Input: 5.6 ~ 31 V
• Voltage - Dropout (typical): 0.27V @ 200mA
• Number Of Regulators: 1
• Current - Output: 200mA
• Current - Limit (min): 200mA
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Number Of Outputs: 1
• Polarity: Negative, Positive
• Output Voltage: - 0.3 V to + 6 V
• Output Type: Adjustable
• Dropout Voltage (max): 0.5 V at 200 mA
• Output Current: 200 mA
• 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
• Reference Voltage: 5.1 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Package and PCB thermal data
4
4.1
Note:
18/30
Package and PCB thermal data
SO-8 thermal data
Figure 28. SO-8 PC board
Layout condition of R
thickness = 2mm, Cu thickness = 35µm , Copper areas: from minimum pad lay-out to 8cm
Figure 29. SO-8 R
170
160
150
140
130
120
110
0
thj-amb
th
and Z
0,5
Vs. PCB copper area in open box free air condition
th
measurements (PCB FR4 area= 58mm x 58mm, PCB
PCB Cu heatsink area (cm^2)
1
1,5
2
2,5
L4988
2
)