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LTC3557EUF-1
LTC3557EUF-1 - Brand New Linear Technology Power Management Specialized - PMIC
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 LTC®3557/LTC3557-1 is a highly integrated power management and battery charger IC for single cell Li-Ion/Polymer battery applications. It includes a PowerPathTM manager with automatic load prioritization, a battery charger, an ideal diode and numerous internal protection features. Designed specifically for USB applications, the LTC3557/LTC3557-1 power manager automatically limits input current to a maximum of either 100mA or 500mA for USB applications or 1A for wall adapter powered applications.
FEATURES
■ Seamless Transition Between Input Power Sources:
Li-Ion Battery, USB, 5V Wall Adapter or High
Voltage Buck Regulator with Bat-TrackTM
■ 200mΩ Internal Ideal Diode Plus Optional External
Ideal Diode Controller Provides Low Loss Power
Path When Input Current is Limited or Unavailable
■ Triple Adjustable High Effi ciency Step-Down
Switching Regulators (600mA, 400mA, 400mA IOUT)
■ Pin Selectable Burst Mode® Operation
■ Full Featured Li-Ion/Polymer Battery Charger
■ 1.5A Maximum Charge Current with Thermal Limiting
■ Battery Float Voltage:
4.2V (LTC3557)
4.1V (LTC3557-1)
■ Low Profi le 4mm × 4mm 28-Pin QFN Package
APPLICATIONS
■ HDD-Based MP3 Players
■ PDA, PMP, PND/GPS
■ USB-Based Handheld Products
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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