A8519KETTR-R
LED DRIVER QUAD BOOST
Pmic Led Drivers
28-VFQFN Exposed Pad
Automotive, AEC-Q100
Active
$3.76 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Allegro MicroSystems |
| Model | A8519KETTR-R |
| Package / Case | 28-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Topology | Step-Up (Boost) |
| Voltage - Output | 40V |
| Number of Outputs | 4 |
| Supplier Device Package | 28-QFN-EP (5x5) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
A8519KETTR-R by Allegro MicroSystems 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 40V. The 28-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 Regulator |
| Dimming | Analog, PWM |
| Topology | Step-Up (Boost) |
| Frequency | 200kHz ~ 2.15MHz |
| Applications | Automotive, Backlight |
| Voltage - Output | 40V |
| Number of Outputs | 4 |
| Internal Switch(s) | Yes |
| Voltage - Supply (Max) | 40V |
| Voltage - Supply (Min) | 4.5V |
| Current - Output / Channel | 100mA |
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