Hình ảnh chỉ để tham khảo
LM5010SD
+BOMIC REG BUCK ADJ 1A 10WSON
-
Nhà sản xuấtTexas Dụng cụ
-
Ông. Phần #LM5010SD
-
Có sẵn2959
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 |
| Part Status | Obsolete |
| Base Product Number | LM5010 |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 8V |
| Voltage - Input (Max) | 75V |
| Voltage - Output (Min/Fixed) | 2.5V |
| Voltage - Output (Max) | 70V |
| Current - Output | 1A |
| Frequency - Switching | 100kHz ~ 1MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package | 10-WDFN Exposed Pad |
| Supplier Device Package | 10-WSON (4x4) |
| Packaging | Tape & Reel (TR) |
Tổng quan
Description
Key features include a 1.5A peak current limit, a high-speed switching frequency of 1 MHz that allows for smaller external components, and an integrated N-channel MOSFET for efficient power conversion. The LM5010SD also offers features like overload protection, thermal shutdown, and a programmable output voltage, which can be set using external resistors.
The device is useful in applications that require a step-down voltage regulator with robust performance and high efficiency, such as industrial power supplies, automotive applications, and battery-powered devices. Its wide input voltage range and compact package make it suitable for various electronic applications.
Equivalent
1. LM2675 - Also from Texas Instruments, a step-down voltage regulator.
2. LTC3633 - By Analog Devices, a dual-output regulator.
3. MIC4576 - From Microchip Technology, a high-efficiency step-down regulator.
4. MAX5033 - By Maxim Integrated, a high-voltage, step-down regulator.
5. NCP3063 - By ON Semiconductor, offers similar buck converter capabilities.
Always verify specifications for compatibility with your particular application.
Features
1. Wide Input Voltage Range: Operates from 6V to 75V, making it versatile for various applications.
2. High Efficiency: Provides up to 1A of output current with high efficiency, which is crucial for power-sensitive applications.
3. Adjustable Output Voltage: The output voltage can be adjusted using external resistors, offering flexibility for different needs.
4. Integrated Power MOSFET: Incorporates a 75V N-channel MOSFET, reducing the need for external components.
5. Current-Mode Control: Offers fast transient response and simple loop compensation.
6. Protection Features: Includes thermal shutdown and current limiting to prevent damage under fault conditions.
7. Frequency Synchronization: Allows synchronization to an external clock for noise-sensitive applications.
8. Low Standby Current: Features a low standby current, enhancing battery life in portable applications.
9. Small Package: Available in a space-saving LLP package.
These features make the LM5010SD ideal for automotive, industrial, and telecom applications.
Pinout
1. VIN (Pin 1): Input voltage for the regulator.
2. RT (Pin 2): Resistor timing pin to set the switching frequency.
3. SYNC (Pin 3): Synchronization input for the oscillator.
4. EN (Pin 4): Enable input for the device; active-high to turn on.
5. UVLO (Pin 5): Undervoltage lockout input, used to set the input voltage level below which the device turns off.
6. COMP (Pin 6): Compensation pin for the external compensation network.
7. FB (Pin 7): Feedback input, connected to the output for voltage regulation.
8. SGND (Pin 8): Signal ground reference for the IC.
9. SW (Pin 9): Switch node, connected to the internal power MOSFET and inductor.
10. BST (Pin 10): Bootstrap capacitor connection for the high-side drive supply voltage.
The LM5010SD is suitable for wide-ranging applications, providing flexibility and ease of use with its integrated features.