Allegro MicroSystems32-VFQFN Exposed PadRoHS
A80803KETASR
AUTOMOTIVE MULTI-TOPOLOGY LED CO
$4.35 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Allegro MicroSystems |
| Model | A80803KETASR |
| Package / Case | 32-VFQFN Exposed Pad |
| Mounting Type | Surface Mount, Wettable Flank |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Topology | Constant Current |
| Voltage - Output | 70V |
| Number of Outputs | 1 |
| Supplier Device Package | 32-QFN (5x5) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
A80803KETASR by Allegro MicroSystems is a Constant Current IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output 70V. The 32-VFQFN 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 | Constant Current |
| Frequency | 70kHz ~ 700kHz |
| Applications | Automotive |
| Voltage - Output | 70V |
| Number of Outputs | 1 |
| Internal Switch(s) | Yes |
| Voltage - Supply (Max) | 37V |
| Voltage - Supply (Min) | 5V |
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