A7987TR
Specifications
| Number of Channels | 1 |
| Output Current | 3A |
| Quiescent Current | 1mA |
| Output Type | Adjustable |
| Operating Temperature | -40°C to +150°C |
| Operating Voltage | 4.5V to 61V |
| Output Voltage | 800mV to 61V |
| Features | Adjustable current limiting · Cycle-by-cycle current limiting · Adjustable soft-start · Frequency synchronization · Light load efficient mode · External compensation · Overcurrent Protection · Operating status indication |
| Frequency - Switching | 250kHz to 1.5MHz |
| Function | Step-down type |
| Switch tube (built-in/external) | Built-in |
| Synchronous Rectifier | Yes |
| Topology | Buck |
Price
| Quantity | Unit price |
|---|---|
| 1 pcs | USD 7.93 |
| 10 pcs | USD 6.86 |
| 30 pcs | USD 6.21 |
| 100 pcs | USD 5.67 |
Indicative price as of 2026-10-31 11:17 Beijing time · 55h old — ask us for a fresh quote before you commit.
Spot prices on passives and power parts can move by double digits within a single day. Treat this as a reference point, not a binding offer — confirm before you pass it to your customer.
| Availability | In stock |
| Stock | 9,200 pcs |
| Lead time | Ships in 3–5 working days once the lot is confirmed |
| Condition | New & original — lot checked before shipment |
| MOQ | 1 pcs |
| MPQ | 2,500 pcs |
| Stock checked | 2026-10-31 11:17 |
| Price updated | 2026-10-31 11:17 |
Questions buyers ask
Is A7987TR in stock?
In stock — 9,200 pcs. Ships in 3–5 working days once the lot is confirmed. Stock last checked 2026-10-31. Minimum order quantity 1 pc.
Is A7987TR new and original?
Yes. Every lot is checked before it ships; if a lot is ever refurbished or pulled from a board, the quote says so before you order.
What does A7987TR cost?
Indicative unit price is USD 7.93; volume breaks are quoted per order.
What are the key specifications of A7987TR?
Operating Voltage 4.5V to 61V, Output Voltage 800mV to 61V, Output Current 3A, Quiescent Current 1mA.
Is A7987TR RoHS compliant?
The data feed lists RoHS: Yes — confirm on the datasheet for your batch.
Where is the A7987TR datasheet?
The original manufacturer datasheet is available on request: the STMicroelectronics datasheet for A7987TR — HTSSOP-16-EP package drawing, pinout and full electrical characteristics. We send the manufacturer PDF with your quotation. Request the datasheet.
Alternatives & cross-reference
No published cross-reference is on record for A7987TR yet. If you are looking for a replacement or an obsolete-part substitute, send us the part number and what it is used for — this is what we do most.
Send the quantity, target price and application. We reply within 24 hours.
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