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LM317MBDTG
Linear voltage regulator with high PSRR, adjustable output, and 500 mA current capacity
LM317MBDTG
Linear voltage regulator with high PSRR, adjustable output, and 500 mA current capacity
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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LM317MBDTG DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.544 | $0.54 |
| 10 | $0.458 | $4.58 |
| 30 | $0.414 | $12.42 |
| 75 | $0.353 | $26.48 |
| 525 | $0.327 | $171.68 |
| 975 | $0.314 | $306.15 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
The simplicity, low cost, and reliability of the LM317MBDTG make it a popular choice among hobbyists and professionals. Its ability to deliver a stable voltage output in a variety of electronic devices makes it a valuable component for anyone looking to create dependable and efficient circuits
Key Features
- The adjustable output voltage range of this regulator makes it suitable for various applications, including medical equipment and automotive systems
- This device offers excellent ripple rejection, minimizing noise in the regulated output signal
- It's also ideal for use in industrial control circuits where stable power supply is crucial
Application
- Efficient power management solution
- Versatile for different projects
- Customizable voltage output
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Status | Active | CAD Models | |
| Compliance | PbAHP | Package Type | DPAK-3 |
| Case Outline | 369C | MSL Type | 1 |
| MSL Temp (°C) | 260 | Container Type | TUBE |
| Container Qty. | 75 | ON Target | N |
| Output | Single | Polarity | Positive |
| VO (V) | Adj | IO Typ (A) | 0.5 |
| VI Min (V) | 3.1 | VI Max (V) | 40 |
| VDO Typ (V) | 2.1 | PSRR (dB) | 80 |
| Enable | No | PowerGood | No |
| Application | Industrial | Pricing ($/Unit) | $0.2893 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is LM317MBDTG?
The LM317MBDTG is an adjustable linear voltage regulator manufactured by Texas Instruments. It is capable of providing a regulated output voltage that can be set between 1.25 volts and 37 volts, making it suitable for a wide range of applications where a stable voltage source is required.
How Does LM317MBDTG Work?
The LM317MBDTG operates by adjusting its output voltage based on a resistive voltage divider connected to its ADJ pin. The regulator compares the divided output voltage to its internal reference voltage and controls the pass transistor to maintain a stable output voltage. By adjusting the resistor values in the voltage divider, the output voltage can be set to the desired level.
How Many Pins does LM317MBDTG have and What are the Functions of the Pinout Configuration?
The LM317MBDTG is housed in a 8-pin D2PAK (TO-263-3) package. The pinout configuration includes:
- ADJ: Adjustable pin for setting the output voltage.
- OUT: Regulated output voltage pin.
- IN: Input voltage pin.
- GND: Ground pin.
- NC: No connection pin.
What are the Pros and Cons of LM317MBDTG?
Pros:
- Adjustable Output: Can provide a wide range of output voltages based on the application requirements.
- Stable Performance: Maintains a stable output voltage even with input voltage and load fluctuations.
- Overcurrent Protection: Includes overcurrent and thermal shutdown protection for added reliability.
- Simple Design: Requires minimal external components for basic operation.
Cons:
- Heat Dissipation: May require a heatsink for high current or high voltage applications due to power dissipation.
- Dropout Voltage: Has a minimum dropout voltage requirement that needs to be considered for low input voltage applications.
Are There Any Equivalents/Alternatives to LM317MBDTG for Recommendation?
- The LM350 from Texas Instruments is a similar adjustable linear voltage regulator with higher current handling capabilities.
- Alternatives to the LM317MBDTG include the LDO regulators from Analog Devices like the ADP3336 and the LT1763 from Linear Technology.
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