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Name: LM5116MH
Brand: Texas Instruments
SKU: LM5116MH
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments LM5116MH

Part No.:: LM5116MH

Manufacturer:: Texas Instruments

Package:: 20-PowerTSSOP (0.173, 4.40mm Width)

Datasheet:: LM5116MH.pdf

Description:: IC REG CTRLR BUCK 20TSSOP

In Stock:: 514

Quantity:: Add To Cart

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LM5116MH Typical application Circuitry

LM5116MH

The LM5116MH is part of the LM5116 series from Texas Instruments, a family of wide input range synchronous buck controllers. These controllers are designed for step-down voltage applications and are well-suited for a variety of uses, including automotive, industrial, and telecommunications power systems. The LM5116MH is particularly noted for its efficiency and flexibility, accommodating a broad range of input voltages and providing robust power management features.

1. LM5116MH Series Overview: The LM5116MH is recognized for its ability to efficiently handle step-down voltage conversions across a wide input voltage range.

2. Pin Configuration and Circuit Connection:

- VIN Pin: This pin connects to the input voltage source. It should be capable of handling the wide input range that the LM5116MH is designed for.

- GND Pin: The ground pin, which serves as a common reference for the circuit.

- VCC Pin: This pin provides power to the internal circuitry of the LM5116MH.

- SW Pin: The switch node pin, connected to the external MOSFET or switching element.

- RT/SYNC Pin: Used for setting the switching frequency of the LM5116MH. Moreover, it may be utilized to synchronize with an external clock.

- COMP Pin: The compensation pin, vital for the stability of the feedback loop.

- FB Pin: The feedback pin, which monitors the output voltage and regulates it accordingly.

3. Design Considerations:

- Selecting the appropriate external components, such as inductors and capacitors, is crucial for optimizing the performance of the LM5116MH.

- The layout should minimize the loop area to reduce noise and enhance performance, especially in high-frequency switching applications.

4. Key Features of LM5116MH:

- The LM5116MH offers features like programmable soft start, overvoltage protection, and thermal shutdown.

- It supports a variety of topologies, including standard buck, synchronizable, and EMC-friendly versions.

5. Applications for LM5116MH: This controller is ideal for power systems in automotive, industrial, and telecommunications sectors, where a wide input voltage range and efficient power conversion are required.

When implementing the LM5116MH in a system, it is important to consider the specific requirements of the application, including the input voltage range, desired output voltage, and load conditions. For detailed guidance on component selection, circuit layout, and operational parameters, the datasheet and application notes from Texas Instruments provide invaluable information, ensuring the effective utilization of the LM5116MH in various power management scenarios.

LM5116MH information

LM5116MH Specifications

Package/Case:
20-PowerTSSOP (0.173, 4.40mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Not For New Designs
OutputType:
Transistor Driver
Function:
Step-Down
OutputConfiguration:
Positive
Topology:
Buck
NumberofOutputs:
1
OutputPhases:
1
Voltage-Supply(Vcc/Vdd):
6V ~ 100V
Frequency-Switching:
200kHz, 535kHz
DutyCycle(Max):
-
SynchronousRectifier:
Yes
ClockSync:
Yes
SerialInterfaces:
-
ControlFeatures:
Enable, Frequency Control, Ramp, Soft Start
OperatingTemperature:
-40°C ~ 125°C (TJ)
MountingType:
Surface Mount

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6. What is the process for return or replacement of LM5116MH?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LM5116MH we delivered, we will accept the replacement or return of the LM5116MH only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LM5116MH.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations