LM46001PWPR

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LM46001PWPR

IC REG BUCK ADJ 1A 16HTSSOP

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Specifications

Series SIMPLE SWITCHER®
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 3.5V
Voltage - Input (Max) 60V
Voltage - Output (Min/Fixed) 1V
Voltage - Output (Max) 28V
Current - Output 1A
Frequency - Switching 200kHz ~ 2.2MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 16-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package 16-HTSSOP
Base Product Number LM46001

Overview

Description

The LM46001PWPR is a high-performance, step-down voltage regulator from Texas Instruments. It features a wide input voltage range, typically from 4.5V to 60V, and can deliver up to 1A output current. The LM46001 employs a synchronous rectification architecture, which enhances efficiency and reduces heat generation, making it suitable for applications in automotive, industrial, and communications.
This device includes various protection features such as overcurrent protection, thermal shutdown, and under-voltage lockout, ensuring reliable operation. The adjustable output voltage can be set down to 0.8V, and it supports both fixed and adjustable configurations. Integrated PWM control allows for low output ripple and fast transient response, making it ideal for powering sensitive loads.
The LM46001 is available in a compact package, making it convenient for space-constrained designs. Additionally, it offers flexibility in design with external components that allow customization of performance parameters like output voltage and switching frequency. Overall, the LM46001PWPR is an efficient and robust choice for various power management applications.

Features

The LM46001PWPR is a high-performance, synchronous step-down DC-DC converter designed for efficient voltage regulation in a compact package. Key features include:
1. Input Voltage Range: Operates from 4.5V to 17V, making it suitable for a variety of applications.
2. Output Current: Capable of delivering up to 1A of continuous output current.
3. High Efficiency: Offers efficiencies up to 95%, minimizing heat generation and extending battery life in portable applications.
4. Adjustable Output Voltage: Provides a flexible output voltage range from 0.8V to 15V, with external resistors.
5. Compact Package: Housed in a 10-pin VQFN package, enabling space-saving designs.
6. Built-in Protection Features: Includes features like over-current protection, thermal shutdown, and under-voltage lockout to ensure safe operation.
7. Low Quiescent Current: Enhances performance in battery-powered applications by reducing power consumption during idle periods.
These features make the LM46001PWPR suitable for applications such as point-of-load regulation, telecommunications, and industrial power supplies.

Package

The LM46001PWPR is packaged in a 20-pin HTQFN (Heat Sink Thin Quad Flat No-lead) package. This package type is designed for efficient thermal management and compact surface mounting on PCBs.

Pinout

The LM46001PWPR is a high-efficiency step-down voltage regulator from Texas Instruments. It features a pin count of 16.
The pins and their functions are as follows:
1. VIN: Input voltage
2. SW: Switch output
3. GND: Ground
4. BOOT: Bootstrap capacitor connection
5. VOUT: Output voltage
6. COMP: Compensation network connection
7. CSN: Current sense negative input
8. CSP: Current sense positive input
9. RAMP: Ramp compensation connection
10. SS: Soft-start timing capacitor connection
11. EN: Enable input
12. PGND: Power ground
13. FREQ: Frequency setting
14. RT: Timing resistor connection
15. PH: Phase node for control
16. SVS: Supply voltage sense
The LM46001PWPR is designed for high-performance DC-DC applications, providing adjustable output voltage and integrated features for enhanced power management.

Manufacturer

The LM46001PWPR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in the design and production of a wide range of electronic components, including analog and digital semiconductors, embedded processors, and integrated circuits. The company is well-known for its innovative solutions in various markets such as automotive, industrial, communications, and consumer electronics. TI provides products that enable advancements in technology, including power management, signal processing, and microcontrollers. Established in 1930, Texas Instruments is headquartered in Dallas, Texas, and is recognized for its strong commitment to research and development, making it a prominent player in the electronics industry.

Application

The LM46001PWPR is a high-efficiency synchronous step-down voltage regulator primarily used in applications requiring power management, such as DC-DC conversion in consumer electronics, industrial equipment, telecommunications, and battery-powered devices. Ideal for powering microcontrollers, FPGAs, and sensors, it provides adjustable output voltages and robust performance in compact designs.

Equivalent

The LM46001PWPR is a synchronous step-down voltage regulator. Equivalent products include the TPS563202, LM2675, and MICREL MIC2265. These alternatives offer similar functionalities, such as adjustable output voltage and high efficiency in a compact package. Always verify specific requirements like output current, switching frequency, and thermal performance for the best match.

Shipping

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

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