Rochester KSD1621UTF

Manufacturer No:

KSD1621UTF

Manufacturer:

Rochester

Package:

TO-243AA

Description:

NPN 150°C TJ 100nA ICBO 1 Elements 3 Terminations SILICON NPN TO-243AA Tape & Reel (TR) Surface Mount

Quantity:

In Stock :4593

Looking for price or availability? Send us an RFQ and our sales team will respond quickly.

Shipping & Availability

Fast worldwide shipping via DHL, FedEx, UPS, and EMS.

Shipped from：HK Warehouse

Expected Shipping：Fri, May 29 - Sat, May 30, 2026

Lead Time：Inquire about availability

Date Code：Within 2 Years

Payment

We support multiple secure payment methods including PayPal, Visa, MasterCard, and American Express. All transactions are protected with advanced encryption to ensure secure and reliable payments.

Authenticity Guarantee

All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.

Quality Assurance

Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.

User Guide

Aichiplink operates certified in-house inspection and testing facilities to ensure all electronic components meet internationally recognized quality and compliance standards. Our quality management system is verified through ISO 9001 certification and industry-standard inspection procedures.

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

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.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

KSD1621UTF Information

Rochester KSD1621UTF technical specifications, attributes, parameters and parts with similar specifications to Rochester KSD1621UTF.

Type
Parameter

Mounting Type
Surface Mount

Package / Case
TO-243AA

Surface Mount
YES

Transistor Element Material
SILICON

Operating Temperature
150°C TJ

Packaging
Tape & Reel (TR)

JESD-609 Code
e3

Pbfree Code
yes

Part Status
Obsolete

Moisture Sensitivity Level (MSL)
1 (Unlimited)

Type
Parameter

Number of Terminations
3

Terminal Finish
MATTE TIN

Terminal Position
SINGLE

Terminal Form
FLAT

Peak Reflow Temperature (Cel)
260

Reach Compliance Code
unknown

Time@Peak Reflow Temperature-Max (s)
NOT SPECIFIED

Pin Count
3

JESD-30 Code
R-PSSO-F3

Qualification Status
COMMERCIAL

Download datasheets and manufacturer documentation for Rochester KSD1621UTF.

Datasheets:

rochesterelectronicsllc-ksd1621rtf-datasheets-2036.pdf

rochesterelectronicsllc-ksc3123ymtf-datasheets-0117.pdf

KSD1621UTF Overview

This device has a DC current gain of 280 @ 100mA 2V, which is the ratio between the base current and the collector current.A VCE saturation (Max) of 400mV @ 75mA, 1.5A means Ic has reached its maximum value(saturated).As you can see, the part has a transition frequency of 150MHz.Collector Emitter Breakdown occurs at 25VV - Maximum voltage.