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Texas Instruments Voltage Regulator Negative Polarity TO-263 3-Pin LM337KTTR
Specifications
| Country of Origin | India |
|---|---|
| Brand | Texas Instruments |
| Height | 4.44mm |
| Length | 10.18mm |
| Model | LM337KTTR |
| Width | 8.41mm |
| Mount Type | Surface |
| Series | LM337 |
| Output Current | LM317 (1.5 A), LM317L (0.1 A) |
| Maximum Operating Temperature | 125°C |
| Package Type | TO-263 |
| Polarity | Negative |
| Maximum Input Voltage | -4.2V |
| Minimum Input Voltage | -40V |
| Pin Count | 3 |
Key Features
- Adjustable output voltage range from -1.2 V to -37 V.
- Maximum output current of 1.5 A suitable for varied applications.
- TO-263 surface mount package ensures easy PCB integration.
- Operating temperature up to 125°C for reliable performance.
- Requires only two external resistors and one capacitor for voltage adjustment and frequency compensation.
- Typical ripple rejection of 77 dB to 80 dB enhancing output stability.
- Negative polarity device ideal for circuits needing adjustable negative voltage regulation.
- Compact dimensions of 10.18 mm length, 8.41 mm width, and 4.44 mm height.
Product Description
Texas Instruments LM337KTTR is an adjustable negative voltage regulator designed to provide precise and stable voltage regulation in electronic circuits. Packaged in a TO-263 3-pin surface mount form, this regulator offers a wide output voltage range from -1.2 V to -37 V, supporting a maximum output current of 1.5 A, making it suitable for various power management applications. The device is engineered to operate efficiently at temperatures up to 125°C, ensuring reliability under demanding industrial or commercial environments.
This voltage regulator requires only two external resistors to set the output voltage and a capacitor for frequency compensation, simplifying circuit design. It delivers excellent ripple rejection performance typically between 77 dB to 80 dB, which helps in minimizing output noise and ripple for sensitive electronic devices.
Its compact TO-263 package allows for surface mounting on printed circuit boards, facilitating robust and space-saving designs. The LM337KTTR’s negative polarity characteristic is useful in applications where negative voltage regulation is necessary, including power supplies and industrial control systems.
Commonly used in power management ICs, this device supports applications across electronics manufacturing, laboratory instrumentation, industrial automation, and automotive systems that do not require specialized automotive certification.
Adjustable output voltage from -1.2 V to -37 V. Maximum output current of 1.5 A. TO-263 3-pin surface mount package type. Operates at temperatures up to 125°C. Requires minimal external components for operation. High ripple rejection for stable output voltage.
Compact size with 10.18 mm by 8.41 mm by 4.44 mm dimensions. Suitable for industrial, laboratory, and commercial power management uses.
This product is categorized under Voltage Regulators for power management applications. For more selections or detailed specifications, explore the Electronics & Electricals category at EnvMart.
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Frequently Asked Questions
The LM337KTTR has an adjustable output voltage range from -1.2 V to -37 V.
This model supports a maximum output current of 1.5 A.
It is packaged in a TO-263 3-pin surface mount type, facilitating easy PCB integration.
The regulator operates efficiently at temperatures up to 125°C.
It requires only two external resistors for voltage adjustment and one capacitor for frequency compensation.
It offers a typical ripple rejection of 77 dB to 80 dB, enhancing output stability.
The dimensions are 10.18 mm in length, 8.41 mm in width, and 4.44 mm in height.
This model features a negative polarity, making it suitable for circuits that require adjustable negative voltage regulation.
It is suitable for power management applications in electronics manufacturing, laboratory instrumentation, industrial automation, and automotive systems.
The minimum input voltage is -40 V and the maximum input voltage is -4.2 V.
This voltage regulator has a pin count of 3.
It belongs to the LM337 series of voltage regulators.
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