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LT3466EDD#TRPBF
+Lista de MateriaisIC LED DRV RGLTR PWM 400MA 10DFN
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LT3466EDD#TRPBF
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Step-Up (Boost) |
| Internal Switch(s) | Yes |
| Number of Outputs | 2 |
| Voltage - Supply (Min) | 2.7V |
| Voltage - Supply (Max) | 24V |
| Voltage - Output | 39.5V |
| Current - Output / Channel | 400mA |
| Frequency | 1MHz |
| Dimming | PWM |
| Applications | Backlight |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 10-WFDFN Exposed Pad |
| Supplier Device Package | 10-DFN (3x3) |
| Base Product Number | LT3466 |
Visão Geral
Description
Equivalent
Features
1. Dual Output: Capable of driving two strings of LEDs independently.
2. High Efficiency: Offers high efficiency over a wide range of input voltages.
3. Integrated Schottky Diodes: Includes internal Schottky diodes to save space and reduce cost.
4. Wide Input Voltage Range: Operates from 2.5V to 24V input voltage.
5. Adjustable Frequency: Switching frequency is adjustable from 250kHz to 1.5MHz, allowing for flexibility in application and component sizing.
6. Current Mode Control: Ensures stable operation over a wide range of conditions.
7. Dimming Capability: Supports analog and PWM dimming techniques for controlling LED brightness.
8. Protection Features: Includes features like open LED protection and thermal shutdown to enhance reliability.
9. Compact Package: Available in a thermally enhanced 10-lead DFN package.
These features make the LT3466EDD#TRPBF suitable for applications such as display backlighting and portable lighting devices.
Pinout
The pin count for the LT3466EDD#TRPBF is 10 pins. Key functions of these pins include:
1. SW1 and SW2: Switch node connections for the two LED drivers.
2. VIN: Input voltage supply pin.
3. FB1 and FB2: Feedback pins for regulating the LED current.
4. CTRL1 and CTRL2: Control pins for enabling and dimming the LED strings.
5. SHDN: Shutdown pin to enable or disable the device.
6. GND: Ground reference for the device.
7. VREF: Reference voltage output.
8. OVLO: Overvoltage lockout pin.
These functions enable the LT3466EDD to efficiently manage and control dual LED outputs, optimizing for performance and reliability in LED applications.