圖片僅供參考
LM5008MM
IC REG BUCK ADJ 350MA 8VSSOP
- 製造商
- 製造商。 部分 #LM5008MM
- 包 VSSOP (DGK)-8
- 資料表
- 有現貨的7762
100%原創; 新
24小時準備發貨
365天保修
RFQ&; 獲得更多折扣
規格
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Not For New Designs |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 9.5V |
| Voltage-Input(Max) | 95V |
| Voltage-Output(Min/Fixed) | 2.5V |
| Voltage-Output(Max) | 75V |
| Current-Output | 350mA |
| Frequency-Switching | 50kHz ~ 600kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
概述
Description
The LM5008MM is a step-down switching voltage regulator designed by Texas Instruments. It is part of the LM5000 series, which is known for its high efficiency and compact size, suitable for applications requiring high voltage conversion. The LM5008MM can handle an input voltage range typically between 9 V to 95 V and provides a regulated output voltage, making it ideal for use in industrial and automotive environments where such wide voltage ranges are common.
Key features include a constant on-time control scheme for fast transient response, integrated high-side FET, and a switching frequency that can go up to 1 MHz, all contributing to high efficiency and reduced component size. The device also includes various protections, such as thermal shutdown and current limiting, to ensure reliable operation. It is typically used in applications like power supply regulation, telecom power management, and distributed power systems. The LM5008MM comes in a small surface-mount package, making it easy to integrate into PCB designs while minimizing space requirements.
Key features include a constant on-time control scheme for fast transient response, integrated high-side FET, and a switching frequency that can go up to 1 MHz, all contributing to high efficiency and reduced component size. The device also includes various protections, such as thermal shutdown and current limiting, to ensure reliable operation. It is typically used in applications like power supply regulation, telecom power management, and distributed power systems. The LM5008MM comes in a small surface-mount package, making it easy to integrate into PCB designs while minimizing space requirements.
Features
The LM5008MM is a step-down switching regulator from Texas Instruments, designed for high-efficiency applications. Key features include:
1. Wide Input Voltage Range: It operates from 9V to 95V, making it suitable for use in a variety of applications, including industrial and automotive environments.
2. Integrated Switch: The device incorporates a 100V N-channel MOSFET, which simplifies the design and reduces the need for external components.
3. Adjustable Output Voltage: The LM5008MM allows the user to set the output voltage with an external resistor divider, providing flexibility in design.
4. High Efficiency: It offers efficiency up to 90%, which aids in reducing heat dissipation and improving overall system performance.
5. Switching Frequency: The regulator operates at a constant switching frequency of 300 kHz, which helps in reducing noise and achieving a compact design.
6. Current Limit Protection: It includes a cycle-by-cycle current limit to protect against overcurrent conditions.
7. Thermal Shutdown: The device features thermal shutdown protection to prevent damage from overheating.
These features make the LM5008MM ideal for a range of applications, including power supply regulation in distributed power systems and battery-powered devices.
1. Wide Input Voltage Range: It operates from 9V to 95V, making it suitable for use in a variety of applications, including industrial and automotive environments.
2. Integrated Switch: The device incorporates a 100V N-channel MOSFET, which simplifies the design and reduces the need for external components.
3. Adjustable Output Voltage: The LM5008MM allows the user to set the output voltage with an external resistor divider, providing flexibility in design.
4. High Efficiency: It offers efficiency up to 90%, which aids in reducing heat dissipation and improving overall system performance.
5. Switching Frequency: The regulator operates at a constant switching frequency of 300 kHz, which helps in reducing noise and achieving a compact design.
6. Current Limit Protection: It includes a cycle-by-cycle current limit to protect against overcurrent conditions.
7. Thermal Shutdown: The device features thermal shutdown protection to prevent damage from overheating.
These features make the LM5008MM ideal for a range of applications, including power supply regulation in distributed power systems and battery-powered devices.
Package
The LM5008MM is a DC-DC converter from Texas Instruments, typically available in a Mini SO-8 (MSOP-8) package.
Pinout
The LM5008MM is a high-voltage step-down switching regulator featuring a pin count of 8. Here is a brief overview of its pin functions:
1. VIN (Pin 1): Input voltage pin, where the supply voltage is connected.
2. SW (Pin 2): Switch node, connected to the inductor and diode.
3. BST (Pin 3): Boost pin, used for the bootstrap capacitor to drive the gate of the internal high-side MOSFET.
4. RCL (Pin 4): Current limit pin, allows setting of the peak current limit by connecting a resistor.
5. FB (Pin 5): Feedback pin, used to set the output voltage via a resistor divider network.
6. RT (Pin 6): Frequency set pin, used to set the switching frequency with an external resistor.
7. GND (Pin 7): Ground pin, the reference point for all voltage measurements.
8. UVLO (Pin 8): Undervoltage lockout pin, used for setting the input voltage threshold for turn-on and turn-off.
This IC is designed for applications requiring efficient voltage regulation with integrated features for current limiting and thermal protection.
1. VIN (Pin 1): Input voltage pin, where the supply voltage is connected.
2. SW (Pin 2): Switch node, connected to the inductor and diode.
3. BST (Pin 3): Boost pin, used for the bootstrap capacitor to drive the gate of the internal high-side MOSFET.
4. RCL (Pin 4): Current limit pin, allows setting of the peak current limit by connecting a resistor.
5. FB (Pin 5): Feedback pin, used to set the output voltage via a resistor divider network.
6. RT (Pin 6): Frequency set pin, used to set the switching frequency with an external resistor.
7. GND (Pin 7): Ground pin, the reference point for all voltage measurements.
8. UVLO (Pin 8): Undervoltage lockout pin, used for setting the input voltage threshold for turn-on and turn-off.
This IC is designed for applications requiring efficient voltage regulation with integrated features for current limiting and thermal protection.
Manufacturer
The LM5008MM is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and produces a wide array of integrated circuits and electronic components. TI is known for its innovations in analog and embedded processing solutions, serving various markets including industrial, automotive, personal electronics, and communications. The company is headquartered in Dallas, Texas, and is one of the oldest and largest semiconductor manufacturers in the world.
Application
The LM5008MM is a step-down voltage regulator designed for applications requiring efficient power conversion from higher voltages to lower voltages. It is suitable for use in telecommunications, industrial systems, automotive electronics, and distributed power systems. It can be used in battery-powered devices, LED drivers, and any application needing a compact, high-performance power supply solution. Its wide input voltage range and high efficiency make it ideal for use in scenarios requiring reliable power regulation in challenging environments.
Equivalent
The LM5008MM is a step-down switching regulator from Texas Instruments. Equivalent products could include:
1. LM2575 - A widely used step-down voltage regulator with similar specifications.
2. MC34063 - A versatile DC-DC converter IC that can be used in step-down applications.
3. LM2596 - Another popular step-down voltage regulator with comparable features.
4. LT1933 - A step-down regulator from Analog Devices with similar functionality.
Ensure to check the specific electrical characteristics and application requirements as substitutes may have differences in pin configuration or performance.
1. LM2575 - A widely used step-down voltage regulator with similar specifications.
2. MC34063 - A versatile DC-DC converter IC that can be used in step-down applications.
3. LM2596 - Another popular step-down voltage regulator with comparable features.
4. LT1933 - A step-down regulator from Analog Devices with similar functionality.
Ensure to check the specific electrical characteristics and application requirements as substitutes may have differences in pin configuration or performance.
船舶
運輸管道我們
通過DHL、FedEx、TNT、UPS或您選擇的任何其他貨運代理提供全球運輸服務。
運費參攷(DHL/FedEx):
動態主要裝載: 運費從25美元到45美元(0.5公斤)不等,預計交貨時間為2-5個工作日。
聯邦快遞: 運費從25美元到40美元(0.5公斤)不等,預計交貨時間為3-7個工作日。
不斷電供應系統: 運費從25美元到45美元(0.5公斤)不等,預計交貨時間為3-7個工作日。
三硝基甲苯: 運費從25美元到65美元(0.5公斤)不等,預計交貨時間為3-7個工作日。
增强型短消息: 運費從30美元到50美元(0.5公斤)不等,預計交貨時間為7-15個工作日。
掛號: 運費為2-4美元(0.1公斤),預計交貨時間為5-20個工作日。
支付
Payment Methods
付款條件為100%預付。
現時,我們只接受以下付款方式:
1. 貝寶
2. 信用卡/借記卡
3. 電匯
類似的
-
MX25L3233FM1I-08Q
Macronix
-
MX25V1635FZNI
Macronix
-
MX25V16066M1I02
Macronix
-
MX25R3235FZNIL0
Macronix
-
MX25L8035EM2I-10G
Macronix
-
MX25U3232FZBI02
Macronix
-
MX25L12833FM2I-10..
Macronix
-
MX25L12833FZNI-10..
Macronix
-
MX25U25645GXDI00
Macronix
-
MX29F040CTI-70G
Macronix
-
MX25U51245GZ4I00
Macronix
-
MX25U3232FM2I02
Macronix