Part Details for LM237SP by STMicroelectronics
Results Overview of LM237SP by STMicroelectronics
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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LM237SP Information
LM237SP by STMicroelectronics is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for LM237SP
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
LM237SP-ND
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DigiKey | IC REG LIN NEG ADJ 1.5A TO220 Min Qty: 1000 Container: Tube |
0 Tube |
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$0.7830 | Buy Now |
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Vyrian | Adjustable Negative Standard Regulator, 1.2V Min, 37V Max, BIPolar, PSFM3 | 12077 |
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RFQ |
US Tariff Estimator: LM237SP by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
LM237SP Part Data Attributes
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LM237SP
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
LM237SP
STMicroelectronics
Adjustable Negative Standard Regulator, 1.2V Min, 37V Max, BIPolar, PSFM3
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| Part Life Cycle Code | Obsolete | |
| Part Package Code | SFM | |
| Package Description | To-220, 3 Pin | |
| Pin Count | 3 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Adjustability | Adjustable | |
| Input-Output Voltage Differential-Max | 40 V | |
| Input-Output Voltage Differential-Min | 3 V | |
| JESD-30 Code | R-PSFM-T3 | |
| JESD-609 Code | e0 | |
| Line Regulation-Max (%/V) | 0.02 | |
| Load Regulation-Max(%) | 0.5% | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature TJ-Max | 150 °C | |
| Operating Temperature TJ-Min | -25 °C | |
| Operating Temperature-Max | 150 °C | |
| Operating Temperature-Min | -25 °C | |
| Output Current1-Max | 1.5 A | |
| Output Voltage1-Max | 37 V | |
| Output Voltage1-Min | 1.2 V | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SFM | |
| Package Equivalence Code | SIP3,.1TB | |
| Package Shape | Rectangular | |
| Package Style | Flange Mount | |
| Qualification Status | Not Qualified | |
| Regulator Type | Adjustable Negative Single Output Standard Regulator | |
| Surface Mount | No | |
| Technology | Bipolar | |
| Terminal Finish | Tin/Lead (Sn/Pb) | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Single |
LM237SP Frequently Asked Questions (FAQ)
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The maximum power dissipation of the LM237SP is dependent on the package type and thermal resistance. For the SO-8 package, the maximum power dissipation is approximately 1.4W at 25°C ambient temperature.
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To ensure stability, it's essential to follow the recommended layout and decoupling guidelines in the datasheet. Additionally, use a minimum output capacitance of 10uF, and ensure the input and output capacitors are placed close to the device. Also, avoid using long traces and minimize the loop area of the feedback network.
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The recommended input voltage range for the LM237SP is 3.5V to 15V. However, the device can operate with input voltages as low as 2.5V, but with reduced performance and accuracy.
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Yes, the LM237SP can be used as a voltage regulator. However, it's essential to note that it's a linear regulator, and the output voltage will be dependent on the input voltage. Additionally, the device has a limited current capability, so it's not suitable for high-current applications.
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The output voltage of the LM237SP can be calculated using the formula: Vout = Vref x (1 + R1/R2), where Vref is the internal reference voltage (approximately 2.5V), R1 is the feedback resistor, and R2 is the divider resistor.