LM340T-15/NOPB

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):	15V
Voltage - Input (Max):	35V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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Understanding the application field and working principle of LM340T-15/NOPB voltage regulator is important for any electrical engineer that works with power management and system performance optimization. This voltage regulator is a three terminal adjustable voltage regulator of the linear integrated circuit (IC) series. It provides a precision voltage output up to 15V with a current output capability of up to 1.5A. It is specially designed to provide excellent line and load regulation, and temperature stability over a wide range of operating conditions. This type of voltage regulator is suitable for a wide range of applications and can be used in low-current, medium-voltage, and high-voltage systems. It is widely used in computers, consumer electronics, power supplies, battery-operated systems, automotive systems, and medical equipment.The LM340T-15/NOPB voltage regulator works on a linear power-supply principle. It receives a low-voltage direct current (DC) input and produces a high-voltage DC output. The circuit is configured to regulate the output voltage and maintain it to a predetermined level regardless of variations in the input or load. This is done by the use of four main types of circuitry in the regulator: a pass element, a control element, a reference element, and a feedback element.The pass element, commonly referred to as the pass transistor, is typically a MOSFET or bipolar junction transistor (BJT). It is responsible for providing the necessary current to the load and serves as the load switch. The control element regulates the voltage output by controlling the transistor\'s conduction and hence the output current. The reference element is used to set the output voltage. It is typically composed of a zener diode that establishes a precise reference voltage. The feedback element is the final part of the voltage regulator circuit. It consists of an amplifier that compares the output voltage to the reference voltage. When the output voltage is too high, the amplifier turns the pass transistor off and when it is too low, the amplifier turns it on. This constant cycling of the pass transistor provides the precise control necessary to keep the output voltage stabilized. The LM340T-15/NOPB voltage regulator provides low-dropout operation, optimized power dissipation, and output voltage accuracy over a wide operating temperature range. It provides a power-saving option for linear voltage regulator uses. Furthermore, its small size and low parts count make it ideal for cost-effective designs. In summary, the LM340T-15/NOPB voltage regulator is a reliable, high-performance linear voltage regulator capable of providing accurate and stable DC outputs up to 15V over a wide range of operating conditions. It can be used in a wide range of applications and its low input voltage, low dropout voltage, and small size make it particularly suitable for battery-operated systems and high-density electronic designs.

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