Richtek USA Inc.20-WQFN Exposed PadRoHS
RTQ8577BGQW
IC HV 4-CH LED DRIVER 20WQFN
Category
Subcategory
Pmic Led Drivers
Package
20-WQFN Exposed Pad
Series
Automotive, AEC-Q100
Status
Active
$3.42 / 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 | RTQ8577BGQW |
| Package / Case | 20-WQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Topology | Step-Up (Boost) |
| Voltage - Output | 45V |
| Number of Outputs | 4 |
| Supplier Device Package | 20-WQFN (5x5) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
RTQ8577BGQW 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 45V. The 20-WQFN 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 Controller |
| Dimming | PWM |
| Topology | Step-Up (Boost) |
| Frequency | 200kHz ~ 2.1MHz |
| Applications | Automotive, Backlight |
| Voltage - Output | 45V |
| Number of Outputs | 4 |
| Internal Switch(s) | Yes |
| Voltage - Supply (Max) | 40V |
| Voltage - Supply (Min) | 5.5V |
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