| Allicdata Part #: | LM340T-12-ND |
| Manufacturer Part#: |
LM340T-12 |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC REG LINEAR 12V 1A TO220-3 |
| More Detail: | Linear Voltage Regulator IC Positive Fixed 1 Outpu... |
| DataSheet: | LM340T-12 Datasheet/PDF |
| Quantity: | 3071 |
| Current - Output: | 1A |
| Base Part Number: | LM340 |
| Supplier Device Package: | TO-220-3 |
| Package / Case: | TO-220-3 |
| Mounting Type: | Through Hole |
| Operating Temperature: | 0°C ~ 125°C |
| Protection Features: | Over Temperature, Short Circuit |
| Control Features: | -- |
| PSRR: | 80dB (120Hz) |
| Current - Quiescent (Iq): | 8mA |
| Series: | -- |
| Voltage Dropout (Max): | 2V @ 1A |
| Voltage - Output (Max): | -- |
| Voltage - Output (Min/Fixed): | 12V |
| Voltage - Input (Max): | 35V |
| Number of Regulators: | 1 |
| Output Type: | Fixed |
| Output Configuration: | Positive |
| Part Status: | Not For New Designs |
| Packaging: | Tube |
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An LM340T-12 is an advantageous component to add to any voltage regulation circuit. It is a three-terminal adjustable positive voltage regulator that operates at up to 12 volts and provides up to 1.5 amps of current. The LM340T-12 is part of the Linear Voltage Regulator family of Precision Monolithic Integrated Circuit (PMIC) components.
The LM340T-12 converters are able to hold an output voltage of +12 V by using only two external resistors. This makes the component very useful where space is an issue or cost is a concern. It can be used in all types of analog, digital and mixed signal circuits. Furthermore, this component has excellent temperature stability control, noise rejection and ripple rejection capabilities making it ideal for high-performance systems or systems that must meet strict electrical specifications.
The LM340T-12 is efficient, reliable and easy to use allowing it to be used in a variety of applications. It can be used in power supplies, battery-operating systems, ac/dc converters and as an adjustable voltage reference. It also provides over-temperature and short circuit protection for the voltage supply making it a valuable component for stabilizing the output of a regulated power supply.
The LM340T-12 works by taking its input voltage, comparing it to an internally generated precision voltage reference and then controlling a transistor switch in order to maintain the output voltage. The total voltage drop across the regulating element is minimized by making the internal reference voltage adjust to the loss in the sense resistor. This ensures that the output voltage remains within 0.3 volts of the programmed output voltage.
The LM340T-12 is a high-precision, cost effective linear voltage regulator that offers significant advantages over other components. Its design is well suited for applications where space is a concern or cost is a factor. It is versatile and reliable and is used in a variety of circuits in both analog and digital systems. Furthermore, its excellent temperature stability, noise rejection and ripple rejection capabilities make it an excellent choice for high performance systems that must meet strict electrical specifications. All in all, the LM340T-12 is an effective and useful component to include in any voltage regulation circuit.
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LM340T-12 Datasheet/PDF