- BC557
- Thomson-csf
- Signal Transistors and Field Effect Transistors 1976
- BC557A
- Thomson-csf
- Condensed Data Book 1977
- BC557B
- Thomson-csf
- Shortform Semiconductor Catalogue 1982
- BC557C
- Thomson-csf
- Shortform Semiconductor Catalogue 1982
- BC557
- Boca Semiconductor
- PNP SILICON PLANAR EPITAXIAL TRANSISTORS
- BC557A
- Boca Semiconductor
- PNP SILICON PLANAR EPITAXIAL TRANSISTORS
- BC557B
- Boca Semiconductor
- PNP SILICON PLANAR EPITAXIAL TRANSISTORS
- BC557C
- Boca Semiconductor
- PNP SILICON PLANAR EPITAXIAL TRANSISTORS
- BC557
- Continental Device India Limited
- Semiconductor Device Data Book 1996
- BC557A
- Continental Device India Limited
- Semiconductor Device Data Book 1996
- BC557B
- Continental Device India Limited
- Semiconductor Device Data Book 1996
- BC557C
- Continental Device India Limited
- Semiconductor Device Data Book 1996
- BC557
- Crimson Semiconductor
- Transistor Selection Guide
- BC557A
- Crimson Semiconductor
- Transistor Selection Guide
- BC557B
- Crimson Semiconductor
- Transistor Selection Guide
- BC557A
- Ferranti Semiconductors
- Quick Reference Guide 1985
- BC557B
- Ferranti Semiconductors
- Quick Reference Guide 1985
- BC557C
- Diodes, Inc.
- LEAD MOUNTED TRANSISTORS
- BC557P
- Ferranti Semiconductors
- E-Line Transistors 1977
- BC557PK
- Diodes Incorporated
- 200 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR
- BC557PL
- Diodes Incorporated
- 200 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR
- BC557PM1TA
- Diodes Incorporated
- 200 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR
- BC557PM1TC
- Diodes Incorporated
- 200 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR
- BC557PQ
- Diodes Incorporated
- 200 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR
- BC557PSTOA
- Diodes Incorporated
- 200 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR
- BC557PSTOB
- Diodes Incorporated
- 200 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR
- BC557PSTZ
- Diodes Incorporated
- 200 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR
- BC557
- Diotec Semiconductor
- Si-Epitaxial PlanarTransistors
- BC557A
- Diotec Semiconductor
- 100 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92
- BC557ABK
- Diotec Semiconductor
- 100 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92
- BC557B
- Diotec Semiconductor
- 100 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92
- BC557BBK
- Diotec Semiconductor
- 100 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92
- BC557C
- Diotec Semiconductor
- 100 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92
- BC557CBK
- Diotec Semiconductor
- 100 mA, 45 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92
- BC557B
- Diotec Semiconductor Ag
- Trans GP BJT PNP 45V 0.1A 500mW Automotive 3-Pin TO-92 Ammo
- BC557BBK
- Diotec Semiconductor Ag
- Trans GP BJT PNP 45V 0.1A 500mW 3-Pin TO-92 Box
- BC557C
- Diotec Semiconductor Ag
- Trans GP BJT PNP 45V 0.1A 500mW Automotive 3-Pin TO-92 Ammo
- BC557CBK
- Diotec Semiconductor Ag
- BC557CBK
- BC557
- Fairchild Semiconductor
- Trans GP BJT PNP 45V 0.1A 3-Pin TO-92 Bulk
- BC557A
- Fairchild Semiconductor
- NPN EPITAXIAL SILICON TRANSISTOR
- BC557B
- Fairchild Semiconductor
- Trans GP BJT PNP 45V 0.1A 3-Pin TO-92 Bulk
- BC557B_D11Z
- Fairchild
- TRANSISTOR PNP 45V 100MA TO-92 - BC557B_D11Z
- BC557B_J18Z
- Fairchild
- TRANSISTOR PNP 45V 100MA TO-92 - BC557B_J18Z
- BC557B_J35Z
- Fairchild
- TRANS PNP EPTXL 45V 100MA TO-92 - BC557B_J35Z