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L4940D2T10 is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists STMicroelectronics. Its product description is IC REG LINEAR 10V 1.5A D2PAK. Review the specifications below when checking this part for your BOM.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for L4940D2T10
- Description：IC REG LINEAR 10V 1.5A D2PAK
- Series：-
- Mfr：STMicroelectronics
- Package：Tube
- Output Configuration：Positive
- Output Type：Fixed
- Number of Regulators：1
- Voltage - Input (Max)：17V
- Voltage - Output (Min/Fixed)：10V
- Voltage - Output (Max)：-
- Voltage Dropout (Max)：0.9V @ 1.5A
- Current - Output：1.5A
- Current - Quiescent (Iq)：8 mA
- Current - Supply (Max)：50 mA
- PSRR：62dB (120Hz)
- Control Features：-
- Protection Features：Over Temperature, Reverse Polarity, Short Circuit
- Operating Temperature：-40°C ~ 150°C
- Mounting Type：Surface Mount
- Package / Case：TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
- Supplier Device Package：D2PAK
- Grade：-
- Qualification：-
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for L4940D2T10
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview
The L4940D2T10 is a three-terminal positive linear voltage regulator from the L4940 series, manufactured by STMicroelectronics. It provides a fixed 10V output with a maximum continuous current of 1.5A. The device features a low dropout voltage of 500mV typ at 1.5A and operates within an input voltage range up to 17V. It utilizes a D2PAK surface-mount package and includes internal protections such as thermal shutdown, short-circuit protection, reverse polarity protection, and safe area protection.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary
- Provides precise fixed 10V output for stable power regulation
- Features very low dropout voltage suitable for battery-powered equipment
- Includes internal thermal shutdown and short-circuit protection
- Offers reverse polarity protection for enhanced circuit safety
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications
- Battery-powered industrial equipment
- Consumer electronics requiring efficient power management
- On-card regulation in distributed supply systems
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes
Verify the exact ordering code matches the required package variant (D2PAK) and output voltage (10V). Confirm availability of the -TR suffix if tape and reel packaging is needed. Check datasheet specifications against application requirements for input voltage and load current limits.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes
Select this component when a fixed 10V output is required with high current capability up to 1.5A. Consider the D2PAK package for surface-mount applications needing good thermal performance. Ensure input voltage remains within the 17V maximum limit and verify thermal dissipation requirements for the operating environment.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context
The L4940 series consists of three-terminal positive regulators available in TO-220, TO-220FP, and D2PAK packages. These devices are designed for industrial and consumer applications where low dropout voltage and high efficiency are critical. The series includes multiple fixed output voltages to accommodate various system requirements.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations
L4940D2M10
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators FAQ
What is the typical dropout voltage at full load?
The typical dropout voltage is 500mV at an output current of 1.5A.
Does the L4940D2T10 include reverse polarity protection?
Yes, the device includes internal reverse polarity protection.
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