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LM338T
IC REG LINEAR POS ADJ 5A TO220-3
- Manufacturer
- Mfr. Part #LM338T
- Package
- Datasheet LM338T DataSheet
- In Stock6034
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Specifications
| Part Status | Obsolete |
| Base Product Number | LM338 |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 1.24V |
| Voltage - Output (Max) | 32V |
| Current - Output | 5A |
| PSRR | 75dB ~ 60dB (120Hz) |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C |
| Mounting Type | Through Hole |
| Package | TO-220-3 |
| Supplier Device Package | TO-220-3 |
| Packaging | Tube |
Overview
Description
Key specifications include a dropout voltage of 3V at full load current, ensuring efficient operation across its entire voltage range. The LM338T is preferred for its ease of use, requiring only a couple of external components (typically a pair of resistors for setting the output voltage) to function effectively.
Built for durability, it handles thermal overload and maintains stability with capacitive loads. Its TO-220 package allows for effective heat dissipation, essential for high-current applications. Common uses include power supplies, battery chargers, and adjustable power sources. The LM338T's reliability and flexibility make it a popular choice in both hobbyist and professional electronic circuits.
Features
1. Adjustable Output Voltage: It provides an adjustable output voltage ranging from 1.2V to 32V, allowing for flexibility in various applications.
2. High Output Current: The LM338T can deliver up to 5A of output current, making it suitable for high-power applications.
3. Thermal Overload Protection: It includes built-in thermal overload protection, which helps prevent damage by shutting down the regulator in case of excessive temperature.
4. Short-Circuit Protection: The device offers short-circuit protection to safeguard against potential damage from overcurrent conditions.
5. Safe Operating Area Protection: It ensures safe operations over a wide range of load conditions.
6. Low Dropout Voltage: This regulator has a low dropout voltage, typically around 3 volts, enhancing efficiency.
7. Robust Design: The LM338T is designed for durability and reliability in various environments.
8. Standard TO-220 Package: It comes in a standard TO-220 package, facilitating easy mounting and heat dissipation with a heatsink.
These features make the LM338T an ideal choice for power supply designs in industrial, consumer, and other electronic applications.
Package
Pinout
1. Input (Pin 1): This pin receives the unregulated input voltage that the device will regulate to a desired output voltage. It should be connected to a DC voltage supply within the specified input voltage range.
2. Output (Pin 2): This pin provides the regulated output voltage. The LM338T can deliver an output current of up to 5 amperes with an adjustable output voltage range from 1.2V to 32V.
3. Adjust (Pin 3): This is the adjustment pin used to set the output voltage. By connecting a resistor network (typically a variable resistor or a fixed resistor and a variable resistor) between this pin and the output pin, you can adjust the output voltage.
The LM338T is widely used in applications requiring reliable and precise voltage regulation, providing thermal overload protection and short-circuit protection for robust operation.
Manufacturer
Application
Equivalent
Shipping
Shipping MethodsWe
offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.
Shipping Fee Reference (DHL/FedEx):
DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.
FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.
UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.
TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.
EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.
Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.
Payments
Payment Methods
The Payment term is 100% Prepaid.
Currently, we only accept the below payment methods:
1. PayPal
2. Credit/ Debit Card
3. Wire Transfer
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