PACKAGE OPTION ADDENDUM

www.ti.com

7-Oct-2025

PACKAGING INFORMATION

Orderable part number

Status

(1)

Material type

(2)

Package | Pins

Package qty | Carrier

RoHS

(3)

Lead finish/

Ball material

(4)

MSL rating/

Peak reflow

(5)

Op temp (°C)

Part marking

(6)

BUF634F/500

NRND

Production

DDPAK/

TO-263 (KTT) | 5

500 | LARGE T&R

Yes

SN

Level-2-260C-1 YEAR

-40 to 125

BUF634F

BUF634F/500.A

NRND

Production

DDPAK/

TO-263 (KTT) | 5

500 | LARGE T&R

Yes

SN

Level-2-260C-1 YEAR

-40 to 125

BUF634F

BUF634F/500E3

NRND

Production

DDPAK/

TO-263 (KTT) | 5

500 | LARGE T&R

Yes

SN

Level-2-260C-1 YEAR

-40 to 125

BUF634F

BUF634FKTTT

NRND

Production

DDPAK/

TO-263 (KTT) | 5

250 | SMALL T&R

Yes

SN

Level-2-260C-1 YEAR

-40 to 125

BUF634F

BUF634FKTTT.A

NRND

Production

DDPAK/

TO-263 (KTT) | 5

250 | SMALL T&R

Yes

SN

Level-2-260C-1 YEAR

-40 to 125

BUF634F

BUF634FKTTTE3

NRND

Production

DDPAK/

TO-263 (KTT) | 5

250 | SMALL T&R

Yes

SN

Level-2-260C-1 YEAR

-40 to 125

BUF634F

BUF634T

NRND

Production

TO-220 (KC) | 5

49 | TUBE

Yes

SN

N/A for Pkg Type

-40 to 125

BUF634T

BUF634T.A

NRND

Production

TO-220 (KC) | 5

49 | TUBE

Yes

SN

N/A for Pkg Type

-40 to 125

BUF634T

BUF634TG3

NRND

Production

TO-220 (KC) | 5

49 | TUBE

Yes

SN

N/A for Pkg Type

-40 to 125

BUF634T

BUF634U

NRND

Production

SOIC (D) | 8

75 | TUBE

Yes

NIPDAU

Level-3-260C-168 HR

-40 to 125

BUF

634U

BUF634U.B

NRND

Production

SOIC (D) | 8

75 | TUBE

Yes

NIPDAU

Level-3-260C-168 HR

-40 to 125

BUF

634U

BUF634U/2K5

Active

Production

SOIC (D) | 8

2500 | LARGE T&R

Yes

NIPDAU

Level-3-260C-168 HR

-40 to 125

BUF

634U

BUF634U/2K5.B

Active

Production

SOIC (D) | 8

2500 | LARGE T&R

Yes

NIPDAU

Level-3-260C-168 HR

-40 to 125

BUF

634U

(1) Status: For more details on status, see our product life cycle.

(2) Material type: When designated, preproduction parts are prototypes/experimental devices, and are not yet approved or released for full production. Testing and final process, including without limitation quality assurance,

reliability performance testing, and/or process qualification, may not yet be complete, and this item is subject to further changes or possible discontinuation. If available for ordering, purchases will be subject to an additional

waiver at checkout, and are intended for early internal evaluation purposes only. These items are sold without warranties of any kind.

(3) RoHS values: Yes, No, RoHS Exempt. See the TI RoHS Statement for additional information and value definition.

Addendum-Page 1