Texas Instruments LM337KVURG3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.00 | $1.00 |
| 15+ | $0.97 | $14.55 |
| 25+ | $0.95 | $23.75 |
| 50+ | $0.89 | $44.50 |
| 100+ | $0.79 | $79.00 |
| N+ | $0.16 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Negative |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | -40V |
| Voltage - Output (Min/Fixed) | -1.2V |
| Voltage - Output (Max) | -37V |
| Voltage Dropout (Max) | - |
| Current - Output | 1.5A |
| Current - Quiescent (Iq) | - |
| Current - Supply (Max) | - |
| PSRR | 77dB (120Hz) |
| Control Features | - |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| Supplier Device Package | TO-252-3 |
| ROHS |  |
The LM337KVURG3 from Texas Instruments is an adjustable negative linear regulator supporting output voltages from -1.2V to -37V and up to 1.5A. It offers excellent PSRR of 77dB at 120Hz, making it suitable for audio and precision analog applications. Packaged in TO-252-3, it provides robust thermal performance for moderate power dissipation.
- Adjustable Output: Flexible -1.2V to -37V range suits diverse negative supply needs.
- High Current: 1.5A capability powers demanding loads.
- Excellent Ripple Rejection: 77dB PSRR at 120Hz ensures clean negative rails.
- Robust Package: TO-252-3 offers good thermal dissipation for reliability.
Negative Rail for Op-Amps
Provides a stable negative supply (-5V to -15V) for dual-supply operational amplifiers in audio and instrumentation circuits, with 77dB PSRR at 120Hz reducing hum.
Adjustable Power Supplies
As an adjustable regulator, it enables precise negative voltage settings for bench power supplies and lab equipment, supporting up to 1.5A.
Audio Preamplifiers
Low noise and high PSRR make it ideal for powering negative rails in high-fidelity audio preamps and mixers.
Industrial Test Equipment
Robust 1.5A capability and TO-252 package handle moderate power in automated test fixtures requiring negative bias voltages.
Telecom Line Drivers
Provides negative supply for line drivers and transceivers in telecom systems, ensuring consistent signal levels.
Bipolar ADC/DAC Circuits
Supplies the negative reference voltage for bipolar analog-to-digital converters, improving dynamic range in data acquisition systems.
- Q: What is the output voltage range?
- A: The LM337KVURG3 is an adjustable negative regulator with output from -1.2V to -37V.
- Q: What is the maximum output current?
- A: It can deliver up to 1.5A of output current.
- Q: What is the input voltage range?
- A: The input voltage can range from -1.2V to -37V (negative supply).
- Q: What is the dropout voltage?
- A: Dropout voltage is not specified in the provided data; typically around 2V for this family.
- Q: What is the PSRR?
- A: PSRR is 77dB at 120Hz, providing excellent ripple rejection.
- Q: What package is available?
- A: It comes in a TO-252-3 (DPAK) package.
LM337KVURG3.pdf
- Q: What is the output voltage range?
- A: The LM337KVURG3 is an adjustable negative regulator with output from -1.2V to -37V.
- Q: What is the maximum output current?
- A: It can deliver up to 1.5A of output current.
- Q: What is the input voltage range?
- A: The input voltage can range from -1.2V to -37V (negative supply).
- Q: What is the dropout voltage?
- A: Dropout voltage is not specified in the provided data; typically around 2V for this family.
- Q: What is the PSRR?
- A: PSRR is 77dB at 120Hz, providing excellent ripple rejection.
- Q: What package is available?
- A: It comes in a TO-252-3 (DPAK) package.
