圖片僅供參考
LM5026MT
IC REG CTRLR FWRD CONV 16TSSOP
- 製造商
- 製造商。 部分 #LM5026MT
- 包 TSSOP (PW)-16
- 資料表
- 有現貨的5802
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 | Tube |
| ProductStatus | Not For New Designs |
| OutputType | Transistor Driver |
| Function | Step-Up/Step-Down |
| OutputConfiguration | Positive, Isolation Capable |
| Topology | Forward Converter |
| NumberofOutputs | 2 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 8V ~ 15V |
| Frequency-Switching | 200kHz ~ 590kHz |
| DutyCycle(Max) | 70%, 80% |
| SynchronousRectifier | No |
| ClockSync | Yes |
| ControlFeatures | Dead Time Control, Frequency Control, Reset, Soft Start |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-TSSOP (0.173, 4.40mm Width) |
概述
Description
The LM5026MT is a highly integrated pulse-width modulation (PWM) controller designed for use in high-performance power converters. It is commonly used in applications requiring isolated power supplies, such as in telecom and industrial systems. This device is built on a voltage-mode control architecture and features a number of functionalities conducive to the effective management of power supply systems.
Key features of the LM5026MT include a programmable soft-start, under-voltage lockout (UVLO), over-current protection, and a versatile 2 MHz oscillator with synchronization capability. It supports both push-pull and full-bridge topologies, making it adaptable to various design requirements. The controller also includes a highly accurate voltage reference and error amplifier, enhancing regulation precision.
Its thermal shutdown feature and adjustable dead-time control contribute to improved reliability and efficiency. The LM5026MT operates over a wide input voltage range and is available in a thermally enhanced TSSOP package, providing ease of integration into compact designs.
Overall, the LM5026MT is valued for its robustness and efficiency in managing isolated power converters, offering flexibility and protection in demanding applications.
Key features of the LM5026MT include a programmable soft-start, under-voltage lockout (UVLO), over-current protection, and a versatile 2 MHz oscillator with synchronization capability. It supports both push-pull and full-bridge topologies, making it adaptable to various design requirements. The controller also includes a highly accurate voltage reference and error amplifier, enhancing regulation precision.
Its thermal shutdown feature and adjustable dead-time control contribute to improved reliability and efficiency. The LM5026MT operates over a wide input voltage range and is available in a thermally enhanced TSSOP package, providing ease of integration into compact designs.
Overall, the LM5026MT is valued for its robustness and efficiency in managing isolated power converters, offering flexibility and protection in demanding applications.
Features
The LM5026MT is a high-performance pulse-width modulated (PWM) controller designed specifically for current-mode-controlled, high-voltage DC-DC converters. Some of its key features include:
1. Wide Input Voltage Range: It operates effectively over a broad range of input voltages, making it versatile for various applications.
2. Current-Mode Control: This feature allows for easier loop compensation and superior line regulation.
3. Programmable Start-Up: The soft-start capability helps in reducing inrush current during start-up, protecting the components.
4. High-Voltage Start-Up Regulator: It includes an internal start-up regulator that simplifies the power supply design.
5. Cycle-by-Cycle Current Limiting: Provides robust protection by limiting the current in each cycle to avoid damage.
6. Synchronization Capability: The device can be synchronized to an external clock for multiple power supply applications.
7. Programmable Switching Frequency: Allows flexibility in setting the desired frequency, enhancing design versatility.
8. Under-Voltage Lockout (UVLO): Protects the power converter during low input voltage conditions.
9. Thermal Shutdown: Protects the device from overheating by shutting down when a certain temperature threshold is exceeded.
These features make the LM5026MT suitable for a variety of power management applications, particularly in high-voltage environments.
1. Wide Input Voltage Range: It operates effectively over a broad range of input voltages, making it versatile for various applications.
2. Current-Mode Control: This feature allows for easier loop compensation and superior line regulation.
3. Programmable Start-Up: The soft-start capability helps in reducing inrush current during start-up, protecting the components.
4. High-Voltage Start-Up Regulator: It includes an internal start-up regulator that simplifies the power supply design.
5. Cycle-by-Cycle Current Limiting: Provides robust protection by limiting the current in each cycle to avoid damage.
6. Synchronization Capability: The device can be synchronized to an external clock for multiple power supply applications.
7. Programmable Switching Frequency: Allows flexibility in setting the desired frequency, enhancing design versatility.
8. Under-Voltage Lockout (UVLO): Protects the power converter during low input voltage conditions.
9. Thermal Shutdown: Protects the device from overheating by shutting down when a certain temperature threshold is exceeded.
These features make the LM5026MT suitable for a variety of power management applications, particularly in high-voltage environments.
Package
The LM5026MT is a high-performance PWM controller for push-pull and half-bridge power converters. It is available in a 16-pin TSSOP (Thin Shrink Small Outline Package) with an exposed pad for enhanced thermal performance.
Pinout
The LM5026MT is a high-performance, current-mode PWM controller designed for use in isolated and non-isolated power converter applications. It is typically available in a 16-pin TSSOP package. Here's a brief overview of its pin functions:
1. VIN: Input voltage supply.
2. RT: Timing resistor to set the oscillator frequency.
3. SYNC: Synchronization input.
4. UVLO/EN: Undervoltage lockout and enable.
5. SS: Soft-start control.
6. COMP: Compensation pin for the error amplifier.
7. FB: Feedback input.
8. CS: Current sense input.
9. RSUM: Sets slope compensation.
10. OUTA: Output driver A.
11. OUTB: Output driver B.
12. GND: Ground.
13. VCC: Output of the internal LDO.
14. REF: Reference output voltage.
15. DCLAMP: Duty cycle clamping.
16. RES: Oscillator discharge resistor.
These pins work together to control and stabilize the switching power supply, ensuring efficient power conversion and regulation.
1. VIN: Input voltage supply.
2. RT: Timing resistor to set the oscillator frequency.
3. SYNC: Synchronization input.
4. UVLO/EN: Undervoltage lockout and enable.
5. SS: Soft-start control.
6. COMP: Compensation pin for the error amplifier.
7. FB: Feedback input.
8. CS: Current sense input.
9. RSUM: Sets slope compensation.
10. OUTA: Output driver A.
11. OUTB: Output driver B.
12. GND: Ground.
13. VCC: Output of the internal LDO.
14. REF: Reference output voltage.
15. DCLAMP: Duty cycle clamping.
16. RES: Oscillator discharge resistor.
These pins work together to control and stabilize the switching power supply, ensuring efficient power conversion and regulation.
Manufacturer
The LM5026MT is manufactured by Texas Instruments, a global technology company headquartered in Dallas, Texas. Texas Instruments is renowned for designing and manufacturing semiconductors and integrated circuits, which are widely used in electronic devices. The company serves a diverse range of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. Texas Instruments is recognized for its innovation in analog and embedded processing technologies.
Application
The LM5026MT is a high-performance pulse-width modulation (PWM) controller designed for use in various power conversion applications. Its application areas include isolated DC-DC converters, especially in telecommunications, data communications, and industrial power systems. It is suitable for high-efficiency power supplies requiring synchronous rectification, and can be used in both single-ended and double-ended topologies, such as push-pull, half-bridge, and full-bridge converters. The LM5026MT's features, including programmable soft-start, slope compensation, and current limit protection, make it ideal for demanding power supply designs.
Equivalent
The LM5026MT is a high-performance PWM controller designed for active-clamp forward converters. Equivalent products include the Texas Instruments LM5025 and LM5035 series, which offer similar functionalities for isolated DC-DC conversion applications. Additionally, the UCC2897A from Texas Instruments can be considered an alternative. Always ensure compatibility by checking the specific application requirements and datasheet specifications before substituting components.
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
-
MX25V1635FZNQ03
Macronix
-
MX29F400CBTI-70G
Macronix
-
MX25V4035FZUI
Macronix
-
MX25V2033FM1I
Macronix
-
MX29GL512FHXFI-11..
Macronix
-
MX25U51279GXDR00
Macronix
-
MX25V1635FM2I
Macronix
-
MX25L6433FM2I-08G
Macronix
-
MX25U6435FM2I-10G
Macronix
-
MX25L12833FM2I-10..
Macronix
-
MX25L12833FZNI-10..
Macronix
-
MX25L25645GXDI-08..
Macronix