Logo
Contact Us
Cookies Policy
Terms of Use
Privacy Policy
phone
Vivi (Sales)
phone
Lucy (Sales)
phone
Ban (Sales)
phone
+86 755-2845-3125
RFQ List
  • open navigation menu
    • Logo
    • RFQ List
      • Manufacturers
      • Hot Products
      • RFQ
      • Blog
      • Tools
      • Sourcing Solutions
      • PCB/SMT
      • About Us
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    CONTACT US
    Customer Support:
    +86 755-2845-3125
    Room 2709B, 5A Office Building, Longguang Jiuzuan, Hongshan, Longhua District, Shenzhen, China
    [email protected]
    Company
    • Blog
    • About Us
    • Contact Us
    Resources
    • Categories
    • Manufacturers
    • Tools
    • RFQ
    Quick link
    • Privacy Policy
    • Terms of Use
    • Cookies Policy
    • Refund & Return Policy
    • Shipping & Delivery Policy
    Payment
    • Payment method
    • Payment method
    • Payment method
    • Payment method
    Logistics
    • Logistics partner
    • Logistics partner
    • Logistics partner
    • Logistics partner

    © 2026 Copyright. All Rights Reserved. Made by ICAllIn

    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Power/
    4. DC/DC Converters/
    5. PT6643D Rochester

    PT6643D [Rochester]

    PT6643D
    PT6643D

    Part No:

    PT6643D

    Category:

    DC/DC Converters

    Manufacturer:

    Rochester

    Description:

    The PT6640 series is a positive +8V to +25V input to negative output line of Integrated Switching Regulators (ISRs) delivering up to 24W.

    Datasheet:

    Product FAQ

    1. Is PT6643D available for RFQ?

    Yes. PT6643D by Rochester is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for PT6643D?

    Pricing for PT6643D can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of PT6643D?

    PT6643D is a Rochester DC/DC Converters with Output Voltage Tolerance: ±0.1V and Operating Temperature: -40°C ~ +85°C. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for PT6643D?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can PT6643D be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to PT6643D?

    Yes. If PT6643D is unavailable, obsolete, or does not meet your required lead time, we can help check similar Rochester DC/DC Converters parts or compatible alternatives.

    RFQ

    Part Number:

    PT6643D

    Manufacturer:

    Rochester

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Efficiency
    85%
    Input Capacitor
    560µF electrolytic
    Line Regulation
    ±1.0%Vo
    Load Regulation
    ±1.0%Vo
    Mechanical Shock
    500 G's
    Mechanical Vibration
    7.5 G's
    Operating Temperature
    -40°C ~ +85°C
    Output Capacitor
    330µF electrolytic
    Output Voltage Tolerance
    ±0.1V
    Package
    14-Pin SIP
    Storage Temperature
    -40°C ~ +125°C
    Switching Frequency
    500kHz ~ 600kHz
    Weight
    14 grams

    Products Detail

    Designed for general purpose applications, the PT6640 series delivers a negative output voltage at up to 24W. Features include adjustable output voltage, remote sense capability, and up to 85% efficiency. Packaged in a 14-Pin SIP and available in surface-mount configuration.

    Key Features

    • Wide Input Voltage Range: +8V to +25V
    • Negative Output: -2.5V/4A to -15V/1.5A
    • Adjustable Output Voltage
    • 85% Efficiency
    • Remote Sense Capability
    • 14-Pin SIP Package

    Application scenarios

    • General purpose applications

    Documents

    Datasheets:

    PT6640 SeriesPT6643D-Texas-Instruments-datasheet-10258081.pdfPT6643D-Texas-Instruments-datasheet-18959.pdfPT6643D-Texas-Instruments-datasheet-116646.pdf
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method
    Related Information
    • Part Number
      Manufacturer
      Stock Status
      Pricing
      RoHS/Datasheet
    • PT6715C
      Rochester
      Available for RFQ
      Request Volume Pricing
      -
    • PT4529C
      Rochester
      Available for RFQ
      Request Volume Pricing
      -
    • EL7641ILTZ
      Rochester
      Available for RFQ
      Request Volume Pricing
    • ADP3026JRUZ-REEL
      Rochester
      Available for RFQ
      Request Volume Pricing
    • LP2980IM5-5.0
      Rochester
      Available for RFQ
      Request Volume Pricing
      -
    • PT6521D
      Rochester
      Available for RFQ
      Request Volume Pricing
      -
    • PT79SR108S
      Rochester
      Available for RFQ
      Request Volume Pricing
      -
    • PT4247A
      Rochester
      Available for RFQ
      Request Volume Pricing
      -
    • ICL7660SCPA
      Rochester
      Available for RFQ
      Request Volume Pricing
    • MIC29510-3.3BT
      Rochester
      Available for RFQ
      Request Volume Pricing

    ADP3157JR-REEL

    ADP3157JR-REEL

    Rochester

    PT5524C

    PT5524C

    Rochester

    PT7749N

    PT7749N

    Rochester

    PT5021C

    PT5021C

    Rochester

    PT7713N

    PT7713N

    Rochester

    MIC2185BQS

    MIC2185BQS

    Rochester

    PT4243N

    PT4243N

    Rochester

    PT6653M

    PT6653M

    Rochester

    PT4821C

    PT4821C

    Rochester

    PT4411A

    PT4411A

    Rochester

    Solar Panels & Solar Cells(7)Power Condition(27401)Batteries(5298)Battery Chargers(11802)Battery Holders, Clips & Contacts(447)Power Supplies(336747)AC Power Cords(0)AC Power Plugs & Receptacles(207)AC Power Entry Modules(315)DC Power Connectors(33)DC Power Cords(0)Transformers(12577)Power Inverters(7299)Supercapacitors(0)Buffer Modules(892)Thermoelectric Assemblies(2475)

    No recently viewed products

    BEST SELL
    INA226AIDGSR

    INA226AIDGSR

    Texas Instruments

    BEST SELL
    MT25QL01GBBB8ESF-0SIT

    MT25QL01GBBB8ESF-0SIT

    Micron

    BEST SELL
    BQ25895RTWR

    BQ25895RTWR

    Texas Instruments

    BEST SELL
    ADS1248IPWR

    ADS1248IPWR

    Texas Instruments

    BEST SELL
    TMS320F28035PAGS

    TMS320F28035PAGS

    Texas Instruments

    BEST SELL
    H5AN4G6NBJR-UHI

    H5AN4G6NBJR-UHI

    SK HYNIX

    BEST SELL
    ISO7721DR

    ISO7721DR

    Texas Instruments

    BEST SELL
    BQ27441DRZR-G1A

    BQ27441DRZR-G1A

    Texas Instruments

    BEST SELL
    H9TQ26ADFTACUR-KUM

    H9TQ26ADFTACUR-KUM

    SK HYNIX

    BEST SELL
    MT53E1G32D2FW-046 AAT:C

    MT53E1G32D2FW-046 AAT:C

    Micron