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LM5116MH/NOPB
Maximum switching frequency of 1000kHzLM5116MH/NOPB
Maximum switching frequency of 1000kHz
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Manufacturer Part # : LM5116MH/NOPB
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Package/Case: HTSSOP (PWP)-20
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Brand: Texas Instruments
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Product Categories : DC DC Switching Controllers
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LM5116MH/NOPB DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The LM5116MH/NOPB is a synchronous buck controller integrated circuit with a 20-pin ETSSOP package. It is designed to efficiently regulate a primary input voltage of 100V down to an output voltage of 80V, with a maximum output current of 20A. Operating over a wide temperature range from -40°C to +125°C, this IC is suitable for various industrial and automotive applications. It has a Moisture Sensitivity Level (MSL) of MSL 1, indicating unlimited floor life, and features surface mount device (SMD) filter terminals for ease of installation
Key Features
- The LM5 is a versatile controller suitable for various applications including DC-DC converters, power supplies, and battery chargers.
- A wide range of input voltages (6V to 100V) makes it suitable for different systems and environments.
- Its high performance and reliability ensure safe and efficient operation under various conditions.
Application
- Powerful and versatile LM5116MH/NOPB
- Efficient power management solution
- Perfect for DC-DC converters
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Vin (min) (V) | 6 | Vin (max) (V) | 100 |
| Vout (min) (V) | 1.215 | Vout (max) (V) | 80 |
| Iout (max) (A) | 20 | Iq (typ) (mA) | 4.6 |
| Switching frequency (min) (kHz) | 50 | Switching frequency (max) (kHz) | 1000 |
| Features | Adjustable current limit, Enable, Frequency synchronization, Light Load Efficiency, Synchronous Rectification, UVLO adjustable | Operating temperature range (°C) | -40 to 150 |
| Regulated outputs (#) | 1 | Number of phases | 1 |
| Rating | Catalog | Control mode | current mode |
| Type | Controller |
FAQs
What is LM5116MH/NOPB?
The LM5116MH/NOPB is a high-voltage synchronous buck controller designed by Texas Instruments. It is suitable for various power management applications, including industrial power supplies, automotive systems, and telecommunications equipment.
How Does LM5116MH/NOPB Work?
The LM5116MH/NOPB works by regulating the output voltage of a synchronous buck converter. It utilizes a pulse-width modulation (PWM) control scheme to drive external high-side and low-side N-channel MOSFETs, delivering efficient power conversion with high accuracy and stability. The device features various protection and control functions to ensure reliable power delivery under different operating conditions.
How Many Pins does LM5116MH/NOPB have and What are the Functions of the Pinout Configuration?
The LM5116MH/NOPB is housed in a 16-lead HTSSOP (PowerPAD™) package. The pinout configuration includes:
- VCC, GND: Power supply and ground pins.
- COMP, FB, SS/TR, RT, SYNC: Control and compensation pins for voltage regulation and synchronization.
- PGOOD, EN, UVLO: Power good, enable, and undervoltage lockout pins for system protection and control.
- PH, PL, LX, BST: Gate driver and power stage pins for driving the high-side and low-side MOSFETs.
What are the Pros and Cons of LM5116MH/NOPB?
Pros:
- High Voltage Operation: Suitable for high-voltage power conversion applications.
- Efficient Power Conversion: Utilizes synchronous buck control for high efficiency.
- Comprehensive Protection: Includes various protection features for reliable and safe operation.
- Programmable Frequency: Allows flexibility in switching frequency for optimized performance.
- Small Footprint: The 16-lead HTSSOP package offers a compact solution for space-constrained designs.
Cons:
- External Components: May require additional external components such as inductors and capacitors for complete power supply designs.
- Complexity: Requires understanding of power stage design and control loop compensation for optimal performance.
- Heat Dissipation: High-voltage applications may require attention to thermal management for efficient heat dissipation.
Are There Any Equivalents/Alternatives to LM5116MH/NOPB for Recommendation?
- The LM5117 from Texas Instruments is an alternative synchronous buck controller with similar features.
- Equivalents to the LM5116MH/NOPB include the LTC3895 from Analog Devices and the MAX15062 from Maxim Integrated.
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