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LT3494EDDB#TRPBF
IC REG BOOST ADJ 115MA 8DFN
- Fabricante
- Mfr. Parte #LT3494EDDB#TRPBF
- Paquete
- Hoja de datos LT3494EDDB#TRPBF DataSheet
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Especificaciones
| Part Status | Active |
| Function | Step-Up |
| Output Configuration | Positive |
| Topology | Boost |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.3V |
| Voltage - Input (Max) | 16V |
| Voltage - Output (Min/Fixed) | 2.3V |
| Voltage - Output (Max) | 40V (Switch) |
| Current - Output | 115mA (Switch) |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-WFDFN Exposed Pad |
| Supplier Device Package | 8-DFN (3x2) |
| Base Product Number | LT3494 |
Descripción general
Description
Key features include a wide input voltage range, typically from 2.5V to 40V, allowing it to operate in various environments. It supports multiple LED configurations, including series, parallel, or mixed arrangements, and offers dimming capabilities through PWM control or analog voltage.
The LT3494EDDB#TRPBF is packaged in a compact QFN format, making it suitable for space-constrained designs. Its efficiency and thermal performance make it ideal for battery-powered applications where minimizing power consumption is critical.
Overall, the LT3494EDDB#TRPBF provides designers with flexibility and reliability for LED driving needs in a variety of electronic applications.
Features
1. Input Voltage Range: Operates from 2.4V to 5.5V, making it suitable for single-cell lithium-ion batteries.
2. Output Voltage: Can boost output voltage up to 34V, providing flexibility for various applications.
3. High Efficiency: Offers up to 95% efficiency, minimizing heat generation and extending battery life.
4. Switching Frequency: Operates at a fixed frequency of 1.2MHz, allowing for smaller external components.
5. Low Quiescent Current: Features a low quiescent current of 2µA in sleep mode, enhancing battery performance.
6. Current Limit: Provides adjustable overcurrent protection to prevent damage during abnormal conditions.
7. Soft-Start: Integrated soft-start feature reduces inrush current during startup.
8. Thermal Protection: Built-in thermal shutdown ensures safe operation under excessive temperature conditions.
Overall, the LT3494EDDB#TRPBF is ideal for portable devices requiring efficient and reliable power management.
Package
Pinout
The primary functions of the pins include:
1. VIN: Supply voltage input.
2. SW1, SW2: Switch nodes for the two LED drivers.
3. GND: Ground connection.
4. COMP1, COMP2: Compensation pins for stability.
5. CSN1, CSP1, CSN2, CSP2: Current sense pins for LED current regulation.
6. SET1, SET2: Configuration pins to set LED current.
7. PWM1, PWM2: Control pins for dimming the LEDs through PWM modulation.
8. EN: Enable pin to turn the device on/off.
9. FAULT: Open-drain output for fault indication.
This device is suitable for driving high-brightness LEDs in various applications, including automotive and general lighting.
Manufacturer
Application
Equivalent
Envío
Métodos de envíoNosotros
ofrecer servicios de envío globales a través de DHL, FedEx, TNT, UPS, o cualquier otro expediente de su elección.
Referencia de tarifas de envío (DHL/FedEx):
DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.
FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.
Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.
Pagos
Payment Methods
El plazo de pago es 100% prepagado.
Actualmente, solo aceptamos los siguientes métodos de pago:
1. de PayPal
2. Tarjeta de crédito/débito
3. Transferencia bancaria
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