Изображения являются только для ссылки
LT3758AEMSE#PBF
+БОМIC REG CTRLR MULT TOP 10MSOP
-
ПроизводительКомпания Analog Devices Inc.
-
Мфр. Часть #LT3758AEMSE#PBF
-
Лист данных LT3758AEMSE#PBF DataSheet
-
В наличии2015
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive or Negative, Isolation Capable |
| Topology | Boost, Flyback, SEPIC |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 5.5V ~ 100V |
| Frequency - Switching | 100kHz ~ 1MHz |
| Synchronous Rectifier | No |
| Clock Sync | Yes |
| Control Features | Enable, Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad |
| Supplier Device Package | 10-MSOP-EP |
| Base Product Number | LT3758 |
Обзор
Description
Key features include a built-in power switch, adjustable output voltage, and a high switching frequency that allows for smaller external components. The LT3758 also offers excellent line and load regulation, thermal protection, and short-circuit protection, enhancing its reliability in demanding environments.
This device is commonly used in LED drivers, power supplies, and portable electronics. It simplifies circuit design while providing robust performance, making it a popular choice among engineers looking to implement efficient power management solutions.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 4.5V to 60V, making it suitable for various applications.
2. High Efficiency: Delivers up to 95% efficiency, reducing heat generation and improving overall system performance.
3. Adjustable Output Voltage: Output voltage can be set between 0.8V and 60V, accommodating diverse load requirements.
4. Switching Frequency: Configurable frequency up to 1MHz, allowing for optimized performance in space-constrained designs.
5. Current Mode Control: Provides fast transient response and improved stability.
6. Integrated Power Switches: Reduces the need for external components, simplifying design and layout.
7. Soft-Start Feature: Limits inrush current during startup, enhancing reliability.
8. Thermal Protection: Includes features that prevent overheating, promoting safety.
9. Compact Package: Available in a 20-lead TSSOP or 20-lead QFN, suitable for space-conscious applications.
These features make the LT3758A suitable for industrial, automotive, and communication systems.
Pinout
Pin Count: 16 pins
Key Functions:
1. VIN: Supply voltage input for the chip.
2. GND: Ground connection.
3. SW: Switch node for the inductor connection.
4. CSN/ CSP: Current sense inputs for LED current sensing.
5. Rset: Resistor connection to set LED current.
6. COMP: Compensation for stability of the feedback loop.
7. ISET: Input for setting the reference current.
8. SS: Soft-start pin to control the ramp of the output current.
9. RT: Resistor for setting switching frequency.
10. ENABLE: Control pin to enable or disable the device.
11. DIODE: Connection for external diode, if necessary.
12. VREF: Reference voltage output.
The LT3758A is primarily used for driving high-brightness LEDs in applications requiring constant current regulation.
Manufacturer
Application
1. LED Drivers: Powering high-brightness LEDs in automotive and signage applications.
2. Battery-Powered Devices: Boosting voltage for portable electronics and battery management systems.
3. Power Supply Circuits: Providing regulated output for industrial and consumer electronics.
4. Energy Harvesting: Converting low voltage from solar cells or thermoelectric generators into usable power.
5. Telecommunications: Supporting power supplies for communication devices.
Its versatility and efficiency make it suitable for various applications demanding reliable power management.