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LIMCHIP CO., LIMITED
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IR3899MTRPBF
Brand: Infineon
IR3899MTRPBF is a Integrated Buck Regulator (SupIRBuck) in Infineon's IR3899M family, delivered in a PG-IQFN-39-5 package. input voltage range: 4.5 to 16 V; output current: 9 A; output voltage: 0.5 to 12 V (adjustable). Power-management IC under tight supply — confirm current stock, lead time and date code by RFQ.
Stock & Date Code
| Brand | Part Number | Qty | D/C | Note |
|---|---|---|---|---|
| Infineon | IR3899MTRPBF | 9,000 | 26+ | Integrated Buck Regulator (SupIRBuck) stock for RFQ-confirmed production, repair or allocation-driven sourcing |
Listed stock and date code are subject to final RFQ confirmation.
Power IC Specifications
| Parameter | Value / Specification |
|---|---|
| Exact Part Number | IR3899MTRPBF |
| Manufacturer | Infineon Technologies |
| Product Category | Power Management |
| Input Voltage Range | 4.5 to 16 V |
| Output Current | 9 A |
| Output Voltage | 0.5 to 12 V (adjustable) |
| Switching Frequency | 300 kHz to 1500 kHz (programmable) |
| Topology | Synchronous step-down (buck) |
| Technology | Integrated MOSFET (SupIRBuck) |
| Operating Temperature | -40 °C to 125 °C |
| Package / Pins | PG-IQFN-39-5, 39 pins |
| Qualification | Commercial |
| Package / Case | PG-IQFN-39-5 |
| Package / Orderable Variant | PG-IQFN-39-5, 39 pins; exact suffix IR3899MTRPBF |
Power Features & Applications
- Integrates high-side and low-side MOSFETs with a PWM controller in a single SupIRBuck device.
- Delivers up to 9 A continuous output current from a single input supply.
- Offers a wide input voltage range from 4.5 V to 16 V.
- Provides a programmable switching frequency from 300 kHz to 1500 kHz.
- Includes a fixed internal current limit and comprehensive fault protection.
- Housed in a compact 5 mm x 6 mm 39-lead PQFN for space-constrained designs.
Need Price & Availability for IR3899MTRPBF?
LimChip can confirm current price, quantity, date code, batch condition and shipping schedule by RFQ.
Listed stock is subject to final RFQ confirmation.
For faster RFQ confirmation, please include:
- Required quantity
- Target date code
- Package / case requirement
- Delivery country
- Company name and contact person
- Target price if available
Prefer email? Send this RFQ via email instead.
Quality, Shipping & Payment
Commercial and shipment details for IR3899MTRPBF are confirmed with the formal quotation.
Shipping
LimChip supports worldwide delivery through established logistics providers. Carrier, lead time, tracking and buyer-appointed freight-forwarder requirements are confirmed by our sales team.
Payment
Payment method, currency and trade terms are confirmed in the formal quotation or proforma invoice. Contact our sales team for the options available for your order.
Frequently Asked Questions
Is IR3899MTRPBF available from LimChip?
LimChip can confirm current availability, price, quantity, date code and lead time for IR3899MTRPBF by RFQ.
What should buyers check before ordering IR3899MTRPBF?
Buyers should check voltage range, current rating, package, protection features and date code for IR3899MTRPBF, together with live stock and traceable supply.
How do I request a quote for IR3899MTRPBF?
Use the RFQ button and include required quantity, target date code, package/case requirement, delivery country, company name and contact details.