Lumissil Microsystems8-SOIC (0.154", 3.90mm Width) Exposed PadRoHS
IS32LT3954-GRLA3-TR
3.0A DIMMABLE BUCK SWITCHING REG
Category
Subcategory
Pmic Led Drivers
Package
8-SOIC (0.154", 3.90mm Width) Exposed Pad
Series
Automotive, AEC-Q100
Status
Active
$1.94 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Lumissil Microsystems |
| Model | IS32LT3954-GRLA3-TR |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Topology | Step-Down (Buck) |
| Number of Outputs | 1 |
| Supplier Device Package | 8-SOP-EP |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
IS32LT3954-GRLA3-TR by Lumissil Microsystems is a Step-Down (Buck) IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output -. The 8-SOIC (0.154", 3.90mm Width) Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Type | DC DC Regulator |
| Dimming | PWM |
| Topology | Step-Down (Buck) |
| Applications | Automotive, Lighting |
| Number of Outputs | 1 |
| Internal Switch(s) | Yes |
| Voltage - Supply (Max) | 38V |
| Voltage - Supply (Min) | 4.5V |
| Current - Output / Channel | 3A |
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