Images are for reference only See Product Specifications
ADI LT8643SIV#PBF
Low Quiescent Current Silent Switcher
Brands: Analog Devices, Inc
Mfr.Part #: LT8643SIV#PBF
Datasheet: LT8643SIV#PBF Datasheet (PDF)
Package/Case: LQFN-24
Product Type: Power Management ICs
RoHS Status:
Stock Condition: 3666 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
0
1
Add To BomLT8643SIV#PBF General Description
The LT8643SIV#PBF is a synchronous step-down DC-DC converter designed by Analog Devices. It features a wide input voltage range of 3V to 42V, making it suitable for various applications, including automotive and industrial. The device can deliver up to 3A of continuous output current with excellent load and line regulation. Its synchronous rectification topology ensures high efficiency, reducing power loss and heat dissipation.This converter incorporates a programmable switching frequency ranging from 200kHz to 2.2MHz, enabling optimization of efficiency and external component size. Additionally, it offers adjustable soft-start and current limit functions for enhanced control over startup and overload conditions. The LT8643SIV#PBF includes various protection features such as input undervoltage lockout, overvoltage protection, and thermal shutdown, ensuring reliable operation in harsh environments.Its small footprint and low-profile package make it suitable for space-constrained designs.
Features
Application
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Category | Switching Voltage Regulators | RoHS | Details |
| Output Voltage | Adjustable | Output Current | 6 A |
| Input Voltage, Max | 42 V | Number of Outputs | 1 Output |
| Topology | Buck | Package / Case | LQFN-24 |
| Mounting Style | SMD/SMT | Switching Frequency | 200 kHz to 3 MHz |
| Quiescent Current | 750 nA | Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 125 C | Series | LT8643S |
| Input Voltage, Min | 3.4 V | Brand | Analog Devices |
| Input Voltage | 3.4 V to 42 V | Moisture Sensitive | Yes |
| Operating Supply Current | 350 uA | Product Type | Switching Voltage Regulators |
| Shutdown | Shutdown | Factory Pack Quantity | 540 |
| Subcategory | PMIC - Power Management ICs | Supply Voltage - Min | 3.4 V |
| Type | Silent Switcher |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
 |
DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
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. |
 |
Paypal | charge 4.0% service fee. |
 |
Credit Card | charge 3.5% service fee. |
 |
Western Union | charge US.00 banking fee. |
 |
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
-
![Product]( "Product")
Step1 :Product
-
![Vacuum packaging]( "Vacuum packaging")
Step2 :Vacuum packaging
-
![Anti-static bag]( "Anti-static bag")
Step3 :Anti-static bag
-
![Individual packaging]( "Individual packaging")
Step4 :Individual packaging
-
![Packaging boxes]( "Packaging boxes")
Step5 :Packaging boxes
-
![bar-code shipping tag]( "bar-code shipping tag")
Step6 :bar-code shipping tag
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
-
The LT8643SIV#PBF chip is a synchronous step-down regulator designed for high efficiency and compact applications. It can handle an input voltage range of 3.1V to 42V and provides an adjustable output voltage. With its integrated power switches, it can deliver up to 3A of continuous output current. The chip also offers features such as programmable current limit, soft-start, and thermal shutdown to ensure reliable and safe operation.
-
Equivalent
The equivalent products of the LT8643SIV#PBF chip are LT8643BIG#PBF and LT8643BIV#PBF. -
Features
The LT8643SIV#PBF is a synchronous step-down switching regulator that operates with an input voltage range of 3.5V to 65V. It provides up to 2A of continuous output current. Key features include high efficiency operation, low quiescent current, precision enable threshold, and adjustable output voltage. -
Pinout
The LT8643SIV#PBF is a 16-pin IC (Integrated Circuit) with various functions. It is a synchronous step-down (buck) regulator designed to generate a lower voltage output from a higher voltage input. It includes features such as output voltage tracking, programmable soft-start, and a wide input voltage range. -
Manufacturer
Analog Devices Inc. is the manufacturer of the LT8643SIV#PBF. It is an American semiconductor company that designs and manufactures analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Analog Devices Inc. provides products for various industries, including automotive, industrial, healthcare, communications, and consumer electronics. -
Application Field
The LT8643SIV#PBF is a synchronous step-down regulator designed for a wide range of applications. It is commonly used in automotive, industrial, and computing systems. It provides high efficiency, low EMI, and a compact footprint, making it suitable for various power supply designs. -
Package
The LT8643SIV#PBF chip is in a 16-Lead Plastic EIAJ SOIC package. It has a form factor of Small Outline Integrated Circuit (SOIC) and its size is approximately 10mm x 6mm.
Datasheet PDF
We provide high quality products, thoughtful service and after sale guarantee
-
![Product]( "Product")
We have rich products, can meet your various needs.
-
![quantity]( "quantity")
Minimum order quantity starts from 1pcs.
-
![shipping]( "shipping")
Lowest international shipping fee starts from $0.00
-
![guarantee]( "guarantee")
365 days quality guarantee for all products
The level of technical expertise demonstrated by the staff at Ovaga was incredibly helpful in guiding me towards making the right purchase decisions.