LM46001PWPR

Hình ảnh chỉ để tham khảo

LM46001PWPR

+BOM

IC REG BUCK ADJ 1A 16HTSSOP

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #LM46001PWPR

  • Bảng dữ liệu LM46001PWPR DataSheet

  • Có sẵn5523

365 Đảm bảo chất lượng ngày

7*24 giờ dịch vụ quarantee

90-Bảo hành sau bán hàng ngày

Bảo hành sản phẩm chính xác

Thông số kỹ thuật

thuộc tính Giá trị
Series SIMPLE SWITCHER®
PartStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 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
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 16-PowerTSSOP (0.173", 4.40mm Width)
SupplierDevicePackage 16-HTSSOP
BaseProductNumber LM46001

Tổng quan

Description

The LM46001PWPR is a high-efficiency synchronous step-down voltage regulator designed for power management applications. It features a wide input voltage range of 4.5V to 60V, making it suitable for various power supply systems. The device offers a maximum output current of up to 1A and is designed to provide stable output voltages down to 0.8V, with an adjustable output through an external resistor divider.
Key features include a built-in high-side and low-side MOSFET for improved efficiency, a switching frequency of up to 1MHz for compact designs, and an integrated soft-start function to minimize inrush current. The LM46001PWPR also incorporates protections such as overcurrent and thermal shutdown, enhancing its reliability in demanding applications.
Common applications include industrial power supplies, automotive systems, and telecom equipment, where efficient and reliable voltage regulation is critical. Its compact package facilitates easy integration into space-constrained designs. Overall, the LM46001PWPR is ideal for engineers looking for a versatile and efficient power management solution.

Equivalent

Equivalent products to the LM46001PWPR chip include the LM46002, LM46003, and other step-down voltage regulators from Texas Instruments, such as the TPS562200 and TPS563202. Additionally, comparable devices from other manufacturers like the MIC2205 from Micrel or the LTC3639 from Analog Devices may also serve as alternatives, depending on specific application requirements. Always verify specifications to ensure compatibility.

Features

The LM46001PWPR is a high-performance synchronous step-down DC-DC converter from Texas Instruments, designed to provide efficient power management for various applications. Key features include:
1. Input Voltage Range: Supports a wide input voltage range of 4.5V to 17V.
2. Output Current: Capable of delivering up to 1A of output current.
3. Adjustable Output Voltage: Output voltage can be set from 0.8V to 12V using external resistors.
4. High Efficiency: Offers efficiency levels up to 95%, reducing power loss and heat generation.
5. Switching Frequency: Operates at a fixed frequency of 1MHz, enabling compact design solutions.
6. Soft-Start Feature: Includes a soft-start function to limit inrush current during startup, enhancing system reliability.
7. Thermal Protection: Features thermal shutdown to protect against overheating.
8. Compact Package: Available in a small 20-pin HTQFP package, ideal for space-constrained designs.
These features make the LM46001PWPR suitable for applications in consumer electronics, automotive, and industrial systems.

Pinout

The LM46001PWPR is a step-down voltage regulator from Texas Instruments. It features a pin count of 24.
### Pin Functions:
1. VIN - Input voltage supply.
2. SW - Switch node, connects to the inductor.
3. GND - Ground connection.
4. VOUT - Output voltage.
5. COMP - Compensation network connection.
6. SS - Soft-start pin for controlling startup time.
7. FB - Feedback pin for voltage regulation.
8. EN - Enable pin to turn the device on/off.
9. PG - Power good indicator.
10. CSN/ CSP - Current sense pins for overcurrent protection.
11. ILIM - Current limit configuration.
12. FREQ - Frequency selection pin.
13. SYNC - Synchronization input for multi-phase operation.
14. N/C - Not connected (reserved for future use).
15. VREF - Reference voltage output.
16. RT - Resistor timing for frequency adjustment.
These functions help manage power efficiency, output voltage, and stability in various applications, including power management for processors and FPGAs.

Manufacturer

The LM46001PWPR is manufactured by Texas Instruments, a prominent global semiconductor company. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments (TI) designs and produces a wide range of products, including analog and embedded processing chips, as well as digital signal processors. TI serves various industries, including automotive, industrial, communications, and consumer electronics.
The LM46001PWPR is a step-down voltage regulator, known for its high efficiency and compact design, making it suitable for powering devices in various applications. Texas Instruments is recognized for its innovation in analog and mixed-signal technologies, and it has a strong commitment to research and development, continuously advancing the performance and capabilities of its products. The company is also known for its extensive support resources and tools for engineers, facilitating design and implementation for a wide range of electronic systems.

Application

The LM46001PWPR is a high-efficiency step-down voltage regulator primarily used in various applications, including:
1. Consumer Electronics: Powering devices like smartphones, tablets, and laptops.
2. Industrial Equipment: Supplying power for control systems and automation devices.
3. Telecommunications: Providing voltage regulation for networking equipment.
4. Automotive: Serving in infotainment systems and advanced driver-assistance systems (ADAS).
5. LED Lighting: Driving LED arrays with regulated power.
6. Power Management Systems: Enhancing efficiency in distributed power architectures.
Its versatility makes it suitable for any application requiring reliable, efficient DC-DC conversion.

Package

The LM46001PWPR is packaged in a 20-pin HTQFN (Thermal Enhanced Thin Quad Flat No-lead) package. This compact package is designed for efficient thermal management and space-saving applications in power management circuits.

Sản phẩm liên quan đến LM46001PWPR