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Datasheets:
A8498: Wide Input Voltage 3.0 A Step Down Regulator (PDF)
Selection Guides:
Power Management ICs,
Power Management ICs: Switching Regulators
Technical Publications:
A8498 and A8499: 50V-Capable Step-Down Regulators (PDF)
Press Releases:
A8498: Allegro Announces A New Wide-Input Voltage 3 A Step-Down Regulator
Design Support Tools:
A8498 Product Evaluation Kit
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A8498
Wide Input Voltage 3.0 A Step Down Regulator
Features
- 8 to 50 V input range
- Integrated DMOS switch
- Adjustable fixed off-time
- Highly efficient
- Adjustable 0.8 to 24 V output
Description
The A8498 is a step down regulator that will handle a wide input operating voltage range. The A8498 is supplied in a low-profile 8-lead SOIC with exposed pad (package LJ). Applications include:
- Applications with 8 to 50 V input voltage range needing buck regulator for 3.0 A output current
- Consumer equipment power
- Uninterruptible power supplies (lead acid battery charger)
- Automotive telematics: 9 to 16 V input, with higher voltage protection
- 12 V lighter-powered applications (portable DVD, etc.)
- Point of Sale (POS) applications
- Industrial applications with 24 or 36 V bus
Functional Block Diagram
| Part Number | Package Type | RoHS Compliant |
Part Composition/ RoHS Data |
Temperature | Comments | Samples | Distributor Stock |
|---|---|---|---|---|---|---|---|
| A8498SLJTR-T | 8-lead SOIC | Yes | view data | -20 °C to 85 °C |
Contact Local Sales Representative or check distributor stock |
||
| APEK8498SLJ-01 | DEMO BOARD | No | -- | -20 °C to 85 °C | A8498 Product Evaluation Kit |
Allegro's products are not to be used in life support devices or systems, if a failure of an Allegro product can reasonably be expected to cause the failure of that life support device or system, or to affect the safety or effectiveness of that device or system.