Imagens apenas para referência
IC REG FLYBACK ADJ 2A 8SOIC
-
FabricanteAnalog Devices Inc.
-
Peça do Fabricante #LT8304ES8E#TRPBF
-
Ficha Técnica LT8304ES8E#TRPBF DataSheet
-
Pacote SOIC-8
-
Em Estoque3630
365 Garantia de Qualidade em 1 dia
7*24 Garantia de serviço em 24 horas
90-Garantia de pós-venda em 1 dia
Garantia de Produto Genuíno
Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Up/Step-Down |
| Output Configuration | Positive or Negative, Isolation Capable |
| Topology | Flyback |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3V |
| Voltage - Input (Max) | 100V |
| Voltage - Output (Min/Fixed) | 1V |
| Voltage - Output (Max) | 150V (Switch) |
| Current - Output | 2A (Switch) |
| Frequency - Switching | 11kHz ~ 350kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Operating over a wide input voltage range, it offers a versatile solution for various applications, including industrial, telecommunications, and data communications systems. The LT8304ES8E#TRPBF utilizes boundary mode operation for high efficiency and low EMI, and it supports a high level of safety and reliability with features like output short-circuit protection and over-temperature shutdown.
The chip is packaged in an 8-lead plastic small outline (SO) package, which provides a compact form factor suitable for space-constrained designs. Overall, the LT8304ES8E#TRPBF is ideal for designers seeking a simple and efficient isolated power converter solution.
Equivalent
Features
1. Wide Input Voltage Range: It operates over a 5.5V to 100V input voltage range, making it versatile for various power sources.
2. No Opto-Isolator Required: Utilizes boundary mode control to eliminate the need for an opto-isolator, simplifying design and reducing component count.
3. Internal 2A, 150V Power Switch: Integrates a power switch to streamline designs and improve reliability.
4. Low Standby Power: Offers low quiescent current and burst mode operation to minimize power consumption during no-load or light-load conditions.
5. Adjustable Switching Frequency: Supports frequency dithering to spread EMI emissions, with adjustable switching frequency.
6. Output Voltage: Can be programmed using a single resistor, enhancing flexibility.
7. Protection Features: Includes overcurrent protection, undervoltage lockout, and thermal shutdown for enhanced safety and durability.
These features make it suitable for a wide range of applications, including industrial, medical, and telecom power systems.
Pinout
- Pin Count: 8 pins.
- Key Functions:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch node, connected to the primary winding of the transformer.
3. GND (Pin 3): Ground reference for the device.
4. FB (Pin 4): Feedback pin for output voltage regulation.
5. RREF (Pin 5): Sets the switching frequency and other internal parameters.
6. VC (Pin 6): Compensation pin for control loop stabilization.
7. BIAS (Pin 7): Provides bias voltage to the internal circuitry.
8. VCC (Pin 8): Supplies power to the internal circuitry after start-up.
The LT8304 features a no-opto, isolated flyback topology, simplifying designs by eliminating the need for an optocoupler, and offers high efficiency and reliability in power conversion applications.
Manufacturer
Application
1. Isolated Power Supplies: Used in applications requiring galvanic isolation between input and output, such as in industrial, telecommunications, and medical sectors.
2. Telecommunications: Provides isolated power for telecommunications equipment, ensuring stable operation across various conditions.
3. Industrial Equipment: Suitable for use in harsh environments requiring robust and reliable power management.
4. Medical Devices: Provides isolated power solutions in compliance with medical safety standards.
5. Automotive Systems: Used in automotive applications where isolation and robust performance are critical.
These applications benefit from its high efficiency, compact design, and precise output voltage regulation.