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LTC7802EUFDM#TRPBF
+BOM40V, LOW IQ DUAL PHSE SYCH STP-D
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メーカー品番 #LTC7802EUFDM#TRPBF
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データシート LTC7802EUFDM#TRPBF DataSheet
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在庫状況5553
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 2 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 40V |
| Frequency - Switching | 100kHz ~ 3MHz |
| Duty Cycle (Max) | 99% |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Control Features | Enable, Frequency Control, Power Good, Soft Start, Tracking |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount, Wettable Flank |
| Package / Case | 28-WFQFN Exposed Pad |
| Supplier Device Package | 28-QFN (4x5) |
| Base Product Number | LTC7802 |
概要
Description
Key features include programmable output voltage, fast transient response, and the ability to operate in both current mode and voltage mode. The LTC7802 supports a range of output configurations, including parallel operation for increased current capacity. It also includes comprehensive protection features such as overcurrent and thermal shutdown, ensuring robust operation.
The device is packaged in a compact, thermally efficient LQFN format, facilitating easy integration into space-constrained designs. Its versatility and efficiency make the LTC7802 ideal for automotive, industrial, and telecommunications applications, among others.
Equivalent
Features
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 60V.
2. Adjustable Output Voltage: Capable of outputting voltages down to 0.8V, with a maximum output current of 15A.
3. High Efficiency: Achieves efficiencies greater than 95% in many applications, reducing thermal management requirements.
4. Current Mode Control: Provides fast transient response and ease of compensation.
5. Integrated Drivers: Includes high-side and low-side MOSFET drivers for improved performance and reduced component count.
6. Programmable Frequency: Operating frequency is adjustable from 200kHz to 1MHz, allowing for design flexibility.
7. Power Good Indicator: Offers an output power good flag for monitoring purposes.
8. Fault Protection: Features overcurrent protection and thermal shutdown to safeguard against fault conditions.
Overall, the LTC7802 is ideal for powering a variety of applications such as industrial, automotive, and telecommunications equipment.
Pinout
Key functions include:
- Dual output control for efficient power management.
- Constant voltage and constant current regulation.
- Compatibility with various power stages using external MOSFETs.
- High efficiency and adjustable output voltage.
- Integrated features such as soft-start, over-voltage protection, and under-voltage lockout.
This device is suitable for applications in point-of-load regulation, industrial systems, and telecommunications. For detailed specifications, refer to the manufacturer's datasheet.
Manufacturer
Analog Devices primarily focuses on the design and manufacturing of a wide range of electronic components, including amplifiers, data converters, and voltage regulators, among others. The company serves various industries, including automotive, industrial, communications, and consumer electronics. Their products are known for high performance, reliability, and innovative technology solutions.
The LTC7802 is a synchronous step-down regulator that efficiently converts higher input voltages to lower output voltages, making it suitable for power management applications in various electronic devices and systems.
Application
1. Telecommunications: Powering RF amplifiers and base stations.
2. Networking Equipment: Used in routers and switches for efficient power supply.
3. Industrial Automation: Drives sensors and control circuits.
4. Automotive: Powers electronic control units and infotainment systems.
5. Consumer Electronics: Powers portable devices and battery management systems.
6. Medical Devices: Supplies power for imaging and diagnostic equipment.
Its features enable high efficiency and compact designs suitable for various applications.