Richtek USA Inc.9-UFBGA, WLCSPRoHS
RT4531WSC
IC 2CH 10S2P WLED DRVR 9WLCSP
Category
Subcategory
Pmic Led Drivers
Package
9-UFBGA, WLCSP
Status
Active
$2.52 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Richtek USA Inc. |
| Model | RT4531WSC |
| Package / Case | 9-UFBGA, WLCSP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Step-Up (Boost) |
| Number of Outputs | 2 |
| Supplier Device Package | 9-WLCSP (1.35x1.35) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
RT4531WSC by Richtek USA Inc. is a Step-Up (Boost) IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output -. The 9-UFBGA, WLCSP 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-Up (Boost) |
| Frequency | 1MHz |
| Applications | Backlight |
| Number of Outputs | 2 |
| Internal Switch(s) | Yes |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Supply (Min) | 2.5V |
| Current - Output / Channel | 20mA |
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