Seiko Instruments part numbers

Seiko Instruments semiconductors (S-xxxx voltage detectors, LDOs, EEPROM) became ABLIC in 2016.

Seiko Instruments is now ABLIC (2016). We quote Seiko Instruments parts — current, obsolete and end-of-life — and parts that carry older Seiko Instruments markings. See also all ABLIC part numbers.

5,528 Seiko Instruments heritage part numbers

Part-number families from Seiko Instruments, listed under their current manufacturer.

Part numberManufacturerTypePackageKey specs
S-8520B53MC-ASMT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8520C31MC-BRQT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8520C33MC-BRST2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8520C34MC-BRTT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8520C35MC-BRUT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8520C36MC-BRVT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8520C50MC-BSJT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8520D25MC-BVKT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8520D27MC-BVMT2U ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8520D30MC-BVPT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8520D31MC-BVQT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8520D34MC-BVTT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8520E16MC-BJBT2U ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~10V
S-8520E18MC-BJDT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~10V
S-8520E18MC-BJDT2U ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~10V
S-8520E25MC-BJKT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~10V
S-8520E33MC-BJST2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~10V
S-8520F20MC-BNFT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~16V
S-8520F27MC-BNMT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~16V
S-8520F31MC-BNQT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~16V
S-8520F36MC-BNVT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~16V
S-8520F36MC-BNVT2U ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~16V
S-8520F40MC-BNZT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~16V
S-8520F50MC-BOJT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~16V
S-8520F55MC-BOOT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~16V
S-8521A25MC-AXKT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~10V
S-8521A28MC-AXNT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~10V
S-8521A30MC-AXPT2U ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~10V
S-8521A31MC-AXQT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~10V
S-8521A33MC-AXST2U ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~10V
S-8521A34MC-AXTT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~10V
S-8521A35MC-AXUT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~10V
S-8521A36MC-AXVT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~10V
S-8521B15MC-ATAT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B18MC-ATDT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B23MC-ATIT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B27MC-ATMT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B29MC-ATOT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B30MC-ATPT2U ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B34MC-ATTT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B40MC-ATZT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B40MC-ATZT2U ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521B51MC-AUKT2G ABLIC DC-DC Converters SOT-23-5 180kHz2.5V~16V
S-8521C27MC-BTMT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8521C31MC-BTQT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8521C32MC-BTRT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8521C33MC-BTST2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8521C35MC-BTUT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8521C36MC-BTVT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8521C50MC-BUJT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~10V
S-8521D16MC-BXBT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8521D29MC-BXOT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8521D34MC-BXTT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8521D36MC-BXVT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8521D40MC-BXZT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8521D40MC-BXZT2U ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8521D52MC-BYLT2G ABLIC DC-DC Converters SOT-23-5 60kHz2.5V~16V
S-8521E16MC-BLBT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~10V
S-8521E19MC-BLET2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~10V
S-8521E30MC-BLPT2G ABLIC DC-DC Converters SOT-23-5 300kHz2.5V~10V

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Frequently asked questions

Is Seiko Instruments still in business?

Seiko Instruments semiconductors (S-xxxx voltage detectors, LDOs, EEPROM) became ABLIC in 2016.

Can I still buy Seiko Instruments parts?

Yes. PartnerSemi quotes Seiko Instruments part numbers, including obsolete and end-of-life parts and parts with old Seiko Instruments markings. Send the part number and quantity; we reply with price, lead time, date code and origin. We are an independent distributor, not an authorized Seiko Instruments or ABLIC distributor.

PartnerSemi is not affiliated with Seiko Instruments or ABLIC. Brand names are used to identify parts only.