LM317D2T footprint, schematic symbol and 3D model by onsemi

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LM317D2T - onsemi PCB footprint - Other - Other - LM317D2T-3

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Part Number LM317D2T
Manufacturer onsemi
Pin Count 3
Part Category Integrated Circuit
Package Category Other
Footprint Name Other - LM317D2T-3
Released Date May 12, 2022
Last Modified Date Mar 7, 2023 4:10 PM UTC
Pinout / Pin List Click Here (Member Only)

LM317D2T Details

Manufacturer Part Number:
LM317D2T
Part Life Cycle Code:
Obsolete
Part Package Code:
D2PAK
Package Description:
PLASTIC, D2PAK-3
Pin Count:
3
ECCN Code:
EAR99
HTS Code:
8542.39.00.60
Manufacturer:
onsemi
YTEOL:
0
Adjustability:
ADJUSTABLE
Dropout Voltage1-Nom:
3 V
Input-Output Voltage Differential-Max:
40 V
Input-Output Voltage Differential-Min:
3 V
JESD-30 Code:
R-PSSO-G2
JESD-609 Code:
e0
Length:
10.02 mm
Line Regulation-Max (%/V):
0.07
Load Regulation-Max(%):
5.8%
Number of Functions:
1
Number of Outputs:
1
Number of Terminals:
2
Operating Temperature TJ-Max:
125 °C
Output Current1-Max:
1.5 A
Output Voltage1-Max:
37 V
Output Voltage1-Min:
1.2 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
TO-263
Package Equivalence Code:
SMSIP3H,.55TB
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Packing Method:
RAIL
Peak Reflow Temperature (Cel):
235
Qualification Status:
Not Qualified
Regulator Type:
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Seated Height-Max:
4.826 mm
Surface Mount:
YES
Technology:
BIPOLAR
Terminal Finish:
TIN LEAD
Terminal Form:
GULL WING
Terminal Pitch:
2.54 mm
Terminal Position:
SINGLE
Time@Peak Reflow Temperature-Max (s):
30
Width:
9.1945 mm

LM317D2T Frequently Asked Questions (FAQs)

The maximum input voltage that can be applied to the LM317D2T is 40V. However, it's recommended to keep the input voltage at least 3V higher than the output voltage to ensure proper regulation.
The LM317D2T is rated for a maximum output current of 1.5A. While it can handle high currents, it's not designed for extremely high-current applications. For high-current applications, consider using a voltage regulator with a higher current rating, such as the LM338 or LM350.
The output voltage of the LM317D2T can be adjusted by using a resistive divider network between the output and adjustment pins. The formula to calculate the output voltage is Vout = 1.25V * (1 + R2/R1), where R1 and R2 are the resistors in the divider network.
The minimum input voltage required for the LM317D2T to regulate properly is 3V above the output voltage. For example, if the output voltage is 5V, the minimum input voltage should be at least 8V.
No, the LM317D2T is a linear voltage regulator and is not designed for use in switching regulator applications. It's intended for use in linear power supply applications where a fixed output voltage is required.

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