LP8557AYFQR
IC LED DRIVER RGLTR DIM 16DSBGA
Pmic Led Drivers
16-WFBGA, DSBGA
Active
$1.09 / unit (market reference)
MOQ: 275 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LP8557AYFQR |
| Package / Case | 16-WFBGA, DSBGA |
| Mounting Type | Surface Mount |
| Operating Temperature | -30°C ~ 85°C (TA) |
| Topology | Step-Up (Boost) |
| Voltage - Output | 28V |
| Number of Outputs | 6 |
| Supplier Device Package | 16-DSBGA |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LP8557AYFQR by Texas Instruments 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 28V. The 16-WFBGA, DSBGA 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 | 500kHz, 1MHz |
| Applications | Backlight |
| Voltage - Output | 28V |
| Number of Outputs | 6 |
| Internal Switch(s) | Yes |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Supply (Min) | 2.7V |
| Current - Output / Channel | 25mA |
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