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LT3478EFE-1
LT3478EFE-1 - Brand New Analog Devices / Linear Technology LED Drivers
Credit Card - One-month free return and one year warranty.
- Full or Partial Refund, if the item is not as described
- Full Refund if you don't receive your order
DESCRIPTION
The LT®3478/LT3478-1 are 4.5A step-up DC/DC converters designed to drive LEDs with a constant current over a wide programmable range. Series connection of the LEDs provides identical LED currents for uniform brightness without the need for ballast resistors and expensive factory calibration.
FEATURES
■ True Color PWM™ Dimming Delivers Constant LED
Color with Up to 3000:1 Range
■ Wide Input Voltage Range: 2.8V to 36V
■ 4.5A, 60mΩ, 42V Internal Switch
■ Drives LEDs in Boost, Buck-Boost or Buck Modes
■ Integrated Resistors for Inductor and LED Current
Sensing
■ Program LED Current:
100mA to 1050mA (LT3478-1)
(10mV to 105mV)/RSENSE (LT3478)
■ Program LED Current De-Rating vs Temperature
■ Separate Inductor Supply Input
■ Inrush Current Protection
■ Programmable Soft-Start
■ Fixed Frequency Operation from 200kHz to 2.25MHz
■ Open LED Protection (Programmable OVP)
■ Accurate Shutdown/UVLO Threshold with
Programmable Hysteresis
■ 16-Pin Thermally Enhanced TSSOP Package
APPLICATIONS
■ High Power LED Driver
■ Automotive Lighting
Shipping
| First item | Additional item | Service | Description |
|---|---|---|---|
| $0.00 | Free | Free Shipping | Estimated 15-30 business days via Registered Air Mail or others |
| $27.50 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
| $0.00 | Free | Buyer cooperating carrier | Using buyer's cooperating carrier. Buyer should create a shipping label and share it to us. And then we will call carrier for pickup |
| $38.00 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
Delivery
- The transportation time may be delayed due to customs clearance, local holidays or abnormal events.
- The estimated time is based on the fastest speed provided by commercial couriers (DHL, FedEx, UPS etc).
- The estimated time does not include the lead time of the item. The lead time of most items is 2–5 business days. If more than 5 working days are needed, we will manually confirm with you.
| Flag | Country | Express Delivery | Standard Delivery |
|---|---|---|---|
 | United States | 3 - 5 days | 10-15 days |
 | Canada | 3 - 5 days | 10-20 days |
 | Mexico | 3 - 5 days | 10-17 days |
 | Germany | 3 - 5 days | 10-12 days |
 | Italy | 3 - 5 days | 10-15 days |
 | United Kingdom | 3 - 5 days | 10-12 days |
Estimated Delivery
This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.
Return Policy
| Return window | Refund type | Return shipping |
|---|---|---|
| 60 days after receiving item | Money Back or Replacement | Buyer pays for return shipping |
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