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ADI LT8640EUDC-1#PBF
Buck Switching Regulator IC Positive Adjustable 0.97V 1 Output 5A 20-WFQFN, 18 Leads, Exposed Pad
Brands: Analog Devices, Inc
Mfr.Part #: LT8640EUDC-1#PBF
Datasheet: LT8640EUDC-1#PBF Datasheet (PDF)
Package/Case: QFN-18
RoHS Status:
Stock Condition: 2896 pcs, New Original
Product Type: Power Management ICs
Warranty: 1 Year Ovaga Warranty - Find Out More
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*All prices are in USD
| Qty | Unit Price | Ext Price |
|---|---|---|
| 1 | $5.338 | $5.338 |
| 10 | $5.116 | $51.160 |
| 30 | $4.593 | $137.790 |
| 100 | $4.478 | $447.800 |
In Stock:2896 PCS
LT8640EUDC-1#PBF General Description
The LT8640/LT8640-1 step-down regulator features Silent Switcher architecture designed to minimize EMI emissions while delivering high efficiency at frequencies up to 3MHz. An ultralow 2.5µA quiescent current—with the output in full regulation—enables applications requiring highest efficiency at very small load currents.
Features
- Silent Switcher® Architecture
- Ultralow EMI Emissions
- Spread Spectrum Frequency Modulation
- High Efficiency at High Frequency
- Up to 96% Efficiency at 1MHz, 12VIN to 5VOUT
- Up to 95% Efficiency at 2MHz, 12VIN to 5VOUT
- Wide Input Voltage Range: 3.4V to 42V
- 5A Maximum Continuous Output, 7A Peak Transient Output
- Ultralow Quiescent Current Burst Mode® Operation
- 2.5µA IQ Regulating 12VIN to 3.3VOUT
- Output Ripple < 10mVP-P
Application
- Automotive and Industrial Supplies
- General Purpose Step-Down
- GSM Power Supplies
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| feature-type | Synchronous Step Down | feature-isolation | |
| feature-technology | feature-process-technology | ||
| feature-output-type | Adjustable | feature-switching-frequency-khz | 200 to 3000 |
| feature-number-of-outputs | 1 | feature-output-voltage-v | 0.97 to 41.58 |
| feature-maximum-output-current-a | 5 | feature-maximum-output-power-w | |
| feature-minimum-input-voltage-v | 3.4 | feature-maximum-input-voltage-v | 42 |
| feature-typical-switch-current-a | 10 | feature-efficiency- | 96 |
| feature-packaging | Tube | feature-rad-hard | |
| feature-pin-count | 18 | feature-supplier-package | QFN EP |
| feature-standard-package-name1 | QFN | feature-cecc-qualified | No |
| feature-esd-protection | feature-escc-qualified | ||
| feature-military | No | feature-aec-qualified | Yes |
| feature-aec-qualified-number | feature-auto-motive | No | |
| feature-p-pap | No | feature-eccn-code | EAR99 |
| feature-svhc | No |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
 |
Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The LT8640EUDC-1#PBF is a high-performance synchronous monolithic buck regulator chip. It offers a wide input voltage range and high efficiency, making it suitable for a variety of applications, including industrial, automotive, and telecom systems. The chip features a constant frequency mode and can deliver up to 10A of continuous output current. Its compact size and low resistance make it a popular choice for power management solutions.
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Features
The LT8640EUDC-1#PBF is a synchronous step-down regulator with a wide input voltage range of 3.4V to 42V. It provides a high efficiency power conversion with programmable switching frequencies up to 3MHz. It also has integrated protection features such as input and output current limit, overvoltage protection, and thermal shutdown for reliable operation. -
Pinout
The LT8640EUDC-1#PBF is a DC/DC converter with 36 pins. Its functions include a high efficiency step-down regulator, adjustable output voltage, and integrated protection features such as thermal shutdown and short-circuit protection. -
Manufacturer
The manufacturer of the LT8640EUDC-1#PBF is Analog Devices, Inc. It is a multinational semiconductor company specializing in the design, development, and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. Analog Devices, Inc. provides products for various industries, including automotive, communications, industrial, healthcare, and consumer electronics. -
Application Field
The LT8640EUDC-1#PBF is a high efficiency synchronous buck-boost DC/DC converter with a wide input voltage range. It is suitable for a variety of applications, including automotive and industrial designs, battery-powered devices, portable equipment, and telecom systems, where a stable and regulated output voltage is required. -
Package
The LT8640EUDC-1#PBF chip is available in a 16-pin QFN package.
Datasheet PDF
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