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S-8533A125FT-TB-X Datasheet, PDF (3/33 Pages) Seiko Instruments Inc – SWITCHING REGULATOR CONTROLLER
STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
Rev.3.0_01
S-8533 Series
 Product Name Structure
The output voltage for the S-8533 Series can be selected depending on usage. Refer to “1. Product Name” for the
definition of the product name, “2. Package” regarding the package drawings and “3. Product Name List” for the full
product names.
1. Product Name
S-8533A xx x FT – TB – x
Environmental code
U: Lead-free (Sn 100%), halogen-free
G: Lead-free (for details, please contact our sales office)
IC direction in tape specifications*1
Package name (abbreviation)
FT : 8-Pin TSSOP
Output voltage
A : 1.3 to 6.0 V
5 : 1.25 V
Output voltage
13 to 60
(E.g., when the output voltage is 1.5 V, it is expressed as 15.)
The product whose output voltage is 1.25 V expresses 12.
*1. Refer to the tape specifications.
2. Package
Package Name
8-Pin TSSOP
Environmental code = G
Environmental code = U
Package
FT008-A-P-SD
FT008-A-P-SD
Drawing Code
Tape
FT008-E-C-SD
FT008-E-C-SD
Reel
FT008-E-R-SD
FT008-E-R-S1
3