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59PR9874
59PR9874 - Brand New VITEC IC Chips
Credit Card - One-month free return and one year warranty.
- Full or Partial Refund, if the item is not as described
- Full Refund if you don't receive your order
DESCRIPTION
The IR3899 SupIRBuckTM is an easy‐to‐use, fully integrated and highly
efficient DC/DC regulator. The onboard PWM controller and MOSFETs make IR3899
a space‐efficient solution, providing accurate power delivery.
IR3899 is a versatile regulator which offers programmable switching frequency
and the fixed internal current limit while operates in wide input and output
voltage range.
FEATURES
• Single 5V to 21V application
• Wide Input Voltage Range from 1.0V to 21V with external Vcc
• Output Voltage Range: 0.5V to 0.86× Vin
• Enhanced Line/Load Regulation with Feed‐Forward
• Programmable Switching Frequency up to 1.5MHz
• Internal Digital Soft‐Start/Soft‐Stop
• Enable input with Voltage Monitoring Capability
• Thermally Compensated Current Limit with robust hiccup mode over current
protection
• Smart internal LDO to improve light load and full load efficiency
• External Synchronization with Smooth Clocking
• Enhanced Pre‐Bias Start‐Up
• Precision Reference Voltage (0.5V+/‐0.5%) with margining capability
• Vp for Tracking Applications (Source/Sink Capability +/‐9A)
• Integrated MOSFET drivers and Bootstrap Diode
• Thermal Shut Down
• Programmable Power Good Output with tracking capability
• Monotonic Start‐Up
• Operating temp: ‐40oC < Tj < 125oC
• Small Size: 4mm x 5mm PQFN
• Lead‐free, Halogen‐free and RoHS Compliant
APPLICATIONS
• Netcom Applications
• Embedded Telecom Systems
• Server Applications
• Storage Applications
• Distributed Point of Load Power Architectures
Shipping
| First item | Additional item | Service | Description |
|---|---|---|---|
| $0.00 | Free | Free Shipping | Estimated 15-30 business days via Registered Air Mail or others |
| $27.50 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
| $0.00 | Free | Buyer cooperating carrier | Using buyer's cooperating carrier. Buyer should create a shipping label and share it to us. And then we will call carrier for pickup |
| $38.00 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
Delivery
- The transportation time may be delayed due to customs clearance, local holidays or abnormal events.
- The estimated time is based on the fastest speed provided by commercial couriers (DHL, FedEx, UPS etc).
- The estimated time does not include the lead time of the item. The lead time of most items is 2–5 business days. If more than 5 working days are needed, we will manually confirm with you.
| Flag | Country | Express Delivery | Standard Delivery |
|---|---|---|---|
 | United States | 3 - 5 days | 10-15 days |
 | Canada | 3 - 5 days | 10-20 days |
 | Mexico | 3 - 5 days | 10-17 days |
 | Germany | 3 - 5 days | 10-12 days |
 | Italy | 3 - 5 days | 10-15 days |
 | United Kingdom | 3 - 5 days | 10-12 days |
Estimated Delivery
This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.
Return Policy
| Return window | Refund type | Return shipping |
|---|---|---|
| 60 days after receiving item | Money Back or Replacement | Buyer pays for return shipping |
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