LT3757AEDD#PBF

Les images sont à titre de référence seulement

LT3757AEDD#PBF

IC REG CTRLR MULT TOPOLOGY 10DFN

100% original & Nouveau

24 heures prêtes à expédier

Garantie 365 jours

RFQ et Obtenez plus de rabais

Spécifications

Part Status Active
Output Type Transistor Driver
Function Step-Up, Step-Up/Step-Down
Output Configuration Positive and Negative
Topology Boost, Flyback, SEPIC
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 2.9V ~ 40V
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-WFDFN Exposed Pad
Supplier Device Package 10-DFN (3x3)
Base Product Number LT3757

Vue d'ensemble

Description

The LT3757AEDD#PBF is a high-performance DC-DC converter from Analog Devices, designed for applications requiring efficient power management. It operates as a constant current/constant voltage (CC/CV) controller, making it suitable for LED drivers, battery chargers, and other power supply applications.
Key features include:
- Input voltage range: 4.5V to 60V.
- Adjustable output current and voltage settings.
- High efficiency (up to 95%) to minimize heat generation.
- Integrated protection features like thermal shutdown and current limiting.
- A wide operating temperature range, making it suitable for various environments.
The LT3757AEDD#PBF is housed in a compact package, facilitating easier integration into space-constrained designs. Its versatility and efficiency make it a popular choice for both industrial and consumer electronics applications.

Features

The LT3757AEDD#PBF is a high-performance LED driver designed for driving multiple LEDs in various applications. Key features include:
1. Constant Current Control: Provides precise and adjustable LED current regulation.
2. Wide Input Voltage Range: Operates from 4.5V to 40V, making it versatile for different power supply designs.
3. High Efficiency: Offers efficiencies up to 95%, reducing thermal management needs.
4. Adjustable Frequency: The switching frequency can be set between 100 kHz to 1 MHz, allowing for design flexibility.
5. Thermal Protection: Features thermal shutdown and current limiting to protect the IC and LEDs.
6. PWM Dimming: Supports PWM dimming for adjustable brightness levels.
7. Output Voltage Regulation: Capable of driving up to 34V output, suitable for multiple LED configurations.
8. Compact Package: Housed in a thermally efficient 20-lead TSSOP package for space-constrained applications.
Overall, the LT3757AEDD#PBF is ideal for applications in LED lighting, automotive, and backlighting where efficiency and reliability are critical.

Package

The LT3757AEDD#PBF is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package) format.

Pinout

The LT3757AEDD#PBF is a high-voltage, step-up (boost) DC-DC converter from Analog Devices. It comes in a 16-lead TSSOP package.
The pin count is 16. Key functions include:
1. VIN - Input voltage.
2. SW - Switch node for the inductor.
3. GND - Ground.
4. VOUT - Output voltage.
5. COMP - Compensation network connection for stability.
6. RAMP - Ramp signal input for control.
7. CSN & CSP - Current sense inputs.
8. RUN - Enable pin for starting/stopping the converter.
9. FREQ - Frequency setting pin.
10. VREF - Reference voltage output.
11. SS - Soft-start pin for controlling the startup time.
12. ISNS - Current sense node for overcurrent protection.
13. SLOPE - Slope compensation setting.
14. SYNC - Synchronization pin for frequency synchronization.
15. LIM - Current limit setting.
16. PGND - Power ground.
This versatile device is used in various applications requiring efficient power conversion.

Manufacturer

The manufacturer of the LT3757AEDD#PBF is Analog Devices, Inc. Analog Devices is a global company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves a wide range of industries, including automotive, communications, consumer electronics, healthcare, and industrial automation. The company is known for its innovative solutions in signal processing and power management, providing essential components for various applications such as data acquisition, audio processing, and power conversion.

Application

The LT3757AEDD#PBF is a high voltage, high efficiency boost converter primarily used in applications such as LED drivers, battery charging, and power supply circuits. It is suitable for automotive, industrial, and communication systems where step-up voltage conversion is required. Its ability to handle high input voltages makes it ideal for powering devices from batteries or other sources while maintaining efficiency and stability.

Equivalent

The LT3757AEDD#PBF is a high-performance synchronous boost converter. Equivalent products include the TPS61030 from Texas Instruments, the LTM8049 from Analog Devices, and the MAX8671 from Maxim Integrated. These alternatives offer similar functionalities like high efficiency, adjustable output voltage, and integrated switching. Always check specific requirements like input/output voltage ranges and current capabilities for a precise match.

Expédition

Méthodes d'expéditionNous

offrir des services d'expédition mondiaux par DHL, FedEx, TNT, UPS ou tout autre expéditeur de votre choix.


Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

Payment Methods

Le terme de paiement est 100% prépayé.

Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:

1. PayPal

2. Carte de crédit/débit

3. Transfert bancaire