UC2638N

PACKAGE OPTION ADDENDUM www.ti.com 14-Oct-2022 PACKAGING INFORMATION Orderable Device Status (1) Package Type Package Pins Package Drawing Qty Eco Plan (2) Lead finish/ Ball material MSL Peak Temp Op Temp (°C) Device Marking (3) Samples (4/5) (6) UC2638DW NRND SOIC DW 20 25 RoHS & Green NIPDAU Level-2-260C-1 YEAR -40 to 85 UC2638DW UC2638N NRND PDIP N 20 20 RoHS & Green NIPDAU N / A for Pkg Type -40 to 85 UC2638N UC3638DW ACTIVE SOIC DW 20 25 RoHS & Green NIPDAU Level-2-260C-1 YEAR 0 to 70 UC3638DW Samples UC3638DWTR ACTIVE SOIC DW 20 2000 RoHS & Green NIPDAU Level-2-260C-1 YEAR 0 to 70 UC3638DW Samples UC3638N ACTIVE PDIP N 20 20 RoHS & Green NIPDAU N / A for Pkg Type 0 to 70 UC3638N Samples (1) The marketing status values are defined as follows: ACTIVE: Product device recommended for new designs. LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect. NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design. PREVIEW: Device has been announced but is not in production. Samples may or may not be available. OBSOLETE: TI has discontinued the production of the device. (2) RoHS: TI defines "RoHS" to mean semiconductor products that are compliant with the current EU RoHS requirements for all 10 RoHS substances, including the requirement that RoHS substance do not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, "RoHS" products are suitable for use in specified lead-free processes. TI may reference these types of products as "Pb-Free". RoHS Exempt: TI defines "RoHS Exempt" to mean products that contain lead but are compliant with EU RoHS pursuant to a specific EU RoHS exemption. Green: TI defines "Green" to mean the content of Chlorine (Cl) and Bromine (Br) based flame retardants meet JS709B low halogen requirements of