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LM2736YMK
+BOMIC REG BUCK ADJ 750MA TSOT23-6
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ManufacturerTexas Instruments
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Mfr. Part #LM2736YMK
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Package SOT-23-THN (DDC)-6
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In Stock4525
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Not For New Designs |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3V |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 1.25V |
| Voltage-Output(Max) | 16V |
| Current-Output | 750mA |
| Frequency-Switching | 550kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-6 Thin, TSOT-23-6 |
Overview
Description
The LM2736YMK is a high-frequency, step-down DC-DC converter from Texas Instruments, designed for efficient power management in compact electronic devices. It features a synchronous rectifier, which helps improve efficiency by reducing power losses typically associated with diode rectification. The device operates at frequencies up to 3 MHz, allowing for the use of smaller inductors and capacitors, which in turn reduces overall circuit size and cost.
Key specifications include an input voltage range of 3.0V to 20V and an adjustable output voltage range, making it versatile for various applications. The LM2736YMK can deliver up to 1.5A of output current, suitable for powering microcontrollers, sensors, and other moderate-power components in portable and battery-operated equipment.
Additional features include cycle-by-cycle current limiting, thermal shutdown protection, and an enable pin for power-saving standby modes. The compact SOT-23 package facilitates integration into space-constrained designs. Overall, the LM2736YMK offers a balance of performance, efficiency, and flexibility for designers looking to implement step-down voltage regulation in their projects.
Key specifications include an input voltage range of 3.0V to 20V and an adjustable output voltage range, making it versatile for various applications. The LM2736YMK can deliver up to 1.5A of output current, suitable for powering microcontrollers, sensors, and other moderate-power components in portable and battery-operated equipment.
Additional features include cycle-by-cycle current limiting, thermal shutdown protection, and an enable pin for power-saving standby modes. The compact SOT-23 package facilitates integration into space-constrained designs. Overall, the LM2736YMK offers a balance of performance, efficiency, and flexibility for designers looking to implement step-down voltage regulation in their projects.
Equivalent
The LM2736YMK is a buck regulator from Texas Instruments. Equivalent products might include:
1. LM2736XMK - A similar variant with a different voltage rating.
2. TPS54331 - Another Texas Instruments buck converter with comparable specifications.
3. MIC23150 - A buck converter from Microchip with similar features.
4. LT8610 - A Linear Technology buck regulator with analogous specs.
Ensure to compare specific electrical characteristics and packaging to confirm compatibility.
1. LM2736XMK - A similar variant with a different voltage rating.
2. TPS54331 - Another Texas Instruments buck converter with comparable specifications.
3. MIC23150 - A buck converter from Microchip with similar features.
4. LT8610 - A Linear Technology buck regulator with analogous specs.
Ensure to compare specific electrical characteristics and packaging to confirm compatibility.
Features
The LM2736YMK is a step-down DC-DC converter designed for portable and compact applications. Key features include:
1. Input Voltage Range: Operates efficiently with an input voltage range from 3V to 20V.
2. Output Voltage: Capable of delivering a fixed or adjustable output voltage.
3. Output Current: Supports up to 1.5A of output current.
4. Efficiency: High efficiency up to 90%, which reduces heat generation and power loss.
5. Switching Frequency: Operates at a fixed frequency of 550 kHz, allowing the use of small inductors and capacitors.
6. Low Dropout: Features low dropout operation to maximize battery life.
7. Current Limit Protection: Includes current limiting to safeguard against overcurrent conditions.
8. Thermal Shutdown: Integrates thermal protection to prevent overheating.
9. Soft-Start: Gradual voltage ramp-up to avoid inrush current at startup.
10. Compact Package: Available in a space-saving SOT-23 package, suitable for tight PCB layouts.
These features make the LM2736YMK ideal for applications requiring compact, efficient power conversion.
1. Input Voltage Range: Operates efficiently with an input voltage range from 3V to 20V.
2. Output Voltage: Capable of delivering a fixed or adjustable output voltage.
3. Output Current: Supports up to 1.5A of output current.
4. Efficiency: High efficiency up to 90%, which reduces heat generation and power loss.
5. Switching Frequency: Operates at a fixed frequency of 550 kHz, allowing the use of small inductors and capacitors.
6. Low Dropout: Features low dropout operation to maximize battery life.
7. Current Limit Protection: Includes current limiting to safeguard against overcurrent conditions.
8. Thermal Shutdown: Integrates thermal protection to prevent overheating.
9. Soft-Start: Gradual voltage ramp-up to avoid inrush current at startup.
10. Compact Package: Available in a space-saving SOT-23 package, suitable for tight PCB layouts.
These features make the LM2736YMK ideal for applications requiring compact, efficient power conversion.
Pinout
The LM2736YMK is an integrated switching voltage regulator from Texas Instruments. It comes in a 6-pin SOT-23 package. The pin functions are as follows:
1. SW (Switching Node): This is the output switch pin that connects to the external inductor and diode. It is the primary output for the switching regulator.
2. GND (Ground): This pin is the ground reference for the device and must be connected to the system ground.
3. FB (Feedback): This pin is used to set the output voltage via an external resistor divider network. It provides feedback to maintain the desired output voltage.
4. VIN (Input Voltage): This is the input supply pin for the regulator, where the input voltage is applied.
5. EN (Enable): This pin is used to enable or disable the device. A high level on this pin enables the device, while a low level disables it.
6. NC (No Connect): This pin is typically not connected internally and may be left floating.
The LM2736YMK is used for efficient power management in various applications, providing a step-down voltage regulation capability.
1. SW (Switching Node): This is the output switch pin that connects to the external inductor and diode. It is the primary output for the switching regulator.
2. GND (Ground): This pin is the ground reference for the device and must be connected to the system ground.
3. FB (Feedback): This pin is used to set the output voltage via an external resistor divider network. It provides feedback to maintain the desired output voltage.
4. VIN (Input Voltage): This is the input supply pin for the regulator, where the input voltage is applied.
5. EN (Enable): This pin is used to enable or disable the device. A high level on this pin enables the device, while a low level disables it.
6. NC (No Connect): This pin is typically not connected internally and may be left floating.
The LM2736YMK is used for efficient power management in various applications, providing a step-down voltage regulation capability.
Manufacturer
The LM2736YMK is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company known for designing and manufacturing a broad portfolio of analog and embedded processing chips. It serves a variety of markets, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI focuses on innovations in analog and digital embedded technologies to provide solutions that enhance the performance and efficiency of electronic systems.
Application
The LM2736YMK is a step-down DC-DC converter primarily used in applications requiring efficient power conversion. Key application areas include distributed power systems, battery-powered devices, point-of-load regulation for digital systems, and portable electronic devices. It is suitable for use in telecommunications, industrial equipment, and consumer electronics where small size and high efficiency are critical. Its ability to deliver a regulated output makes it ideal for powering microcontrollers, FPGAs, and other digital ICs.
Package
The LM2736YMK is a step-down DC-DC converter available in a small MSOP-8 package with exposed pad. This package type offers efficient thermal performance and compact size, making it suitable for space-constrained applications.
