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SC4540ULTRT
Purchase
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Shipping Cost
Shipping starts at $40, but some countries will exceed $40. For
example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The
basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and
country.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
Delivery TimeOnce the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries' logistic time.
| Parameters | |
|---|---|
| Factory Lead Time | 8 Weeks |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 8-UFDFN Exposed Pad |
| Number of Pins | 8 |
| Operating Temperature | -40°C~85°C TA |
| Packaging | Tape & Reel (TR) |
| Published | 2008 |
| JESD-609 Code | e3 |
| Pbfree Code | yes |
| Part Status | Obsolete |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 8 |
| ECCN Code | EAR99 |
| Type | DC DC Regulator |
| Terminal Finish | MATTE TIN |
| Applications | Backlight |
| Terminal Position | DUAL |
| Terminal Form | NO LEAD |
| Peak Reflow Temperature (Cel) | 260 |
| Number of Functions | 1 |
| Terminal Pitch | 0.5mm |
| Frequency | 800kHz |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Base Part Number | SC454 |
| Pin Count | 8 |
| Number of Outputs | 1 |
| Qualification Status | Not Qualified |
| Input Voltage-Nom | 7.2V |
| Max Supply Voltage | 12V |
| Voltage - Output | 5V~38V |
| Topology | Step-Up (Boost) |
| Control Mode | CURRENT-MODE |
| Output Current per Channel | 30mA |
| Control Technique | PULSE WIDTH MODULATION |
| Current - Output / Channel | 30mA |
| Internal Switch(s) | Yes |
| Dimming | PWM |
| Voltage - Supply (Min) | 2.8V |
| Height Seated (Max) | 0.6mm |
| Length | 2mm |
| Width | 2mm |
| RoHS Status | RoHS Compliant |
| Lead Free | Lead Free |
SC4540ULTRT Overview
In order to save board space, the led driver uses the 8-UFDFN Exposed Pad package. Typically, LED drivers have 1 outputs.In order to mount the led light driver, Surface Mount is used.This emerges as a DC DC Regulator with high efficiency and reliability.When the temperature is -40°C~85°C TA, it can work normally.A number of benefits are available to Backlight.The system operates at a frequency of 800kHz.It operates with terminations of 8.This LED driver is configured with a base of 8 pins.If the voltage supply is below 2.8V, undetermined failures may occur.There is a device mounted on the Surface Mount.Under the base part number SC454, you'll find this LED driver.The supply voltage of 12V is an acceptable maximum value.There is 5V~38V voltage output from this device.There are 8 pins on it.The circuit is assigned 7.2V volts when the device is in operation.
SC4540ULTRT Features
Available in the 8-UFDFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 800kHz
SC4540ULTRT Applications
There are a lot of Semtech Corporation SC4540ULTRT LED Driver ICs applications.
- LED backlight driver for LCD displays for Tablets and Note PCs
- General lighting
- Street lighting
- LED headlights
- Museum lighting
- Medical surgery lighting
- General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
- Down lighting
- Other Electronic Devices
- Power source for accessories such as car audios, car navigation systems, and ETC systems