Datasheets
BCY59 by:

45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18

Part Details for BCY59 by STMicroelectronics

Overview of BCY59 by STMicroelectronics

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics Audio and Video Systems

Part Details for BCY59

BCY59 CAD Models

There are no models available for this part yet.

Sign in to request this CAD model.

Register or Sign In

BCY59 Part Data Attributes:

BCY59 STMicroelectronics
Buy Now Datasheet
Compare Parts:
BCY59 STMicroelectronics 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer STMICROELECTRONICS
Package Description CYLINDRICAL, O-MBCY-W3
Reach Compliance Code compliant
ECCN Code EAR99
Additional Feature LOW NOISE
Collector Current-Max (IC) 0.2 A
Collector-Emitter Voltage-Max 45 V
Configuration SINGLE
DC Current Gain-Min (hFE) 120
JEDEC-95 Code TO-18
JESD-30 Code O-MBCY-W3
Number of Elements 1
Number of Terminals 3
Operating Temperature-Max 175 °C
Package Body Material METAL
Package Shape ROUND
Package Style CYLINDRICAL
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 0.6 W
Qualification Status Not Qualified
Surface Mount NO
Terminal Form WIRE
Terminal Position BOTTOM
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 100 MHz

Alternate Parts for BCY59

This table gives cross-reference parts and alternative options found for BCY59. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of BCY59, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
BCY59 Small Signal Bipolar Transistor, 0.2A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-18 Zetex / Diodes Inc BCY59 vs BCY59
BCY59 Small Signal Bipolar Transistor, 0.2A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-18, Crimson Semiconductor Inc BCY59 vs BCY59
BCY59G4 200mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-206AA, HERMETIC SEALED, METAL, TO-18, 3 PIN TT Electronics Power and Hybrid / Semelab Limited BCY59 vs BCY59G4
BCY59LEADFREE Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-18, TO-18, 3 PIN Central Semiconductor Corp BCY59 vs BCY59LEADFREE
BCY59 Small Signal Bipolar Transistor, 0.2A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-18, TO-18, 3 PIN Micro Electronics Corporation BCY59 vs BCY59
BCY59.MODG4 200mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-206AA, HERMETIC SEALED, METAL, TO-18, 3 PIN TT Electronics Power and Hybrid / Semelab Limited BCY59 vs BCY59.MODG4
BCY59.MOD 200mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-206AA, HERMETIC SEALED, METAL, TO-18, 3 PIN TT Electronics Power and Hybrid / Semelab Limited BCY59 vs BCY59.MOD
BCY59 Small Signal Bipolar Transistor, 0.2A I(C), 1-Element, NPN, Silicon, TO-18, Continental Device India Ltd BCY59 vs BCY59
Part Number Description Manufacturer Compare
PN5138D26Z Small Signal Bipolar Transistor, 0.5A I(C), 30V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 Fairchild Semiconductor Corporation BCY59 vs PN5138D26Z
BC107B TRANSISTOR 100 mA, 45 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18, TO-18, 3 PIN, BIP General Purpose Small Signal NXP Semiconductors BCY59 vs BC107B
BCY59 Small Signal Bipolar Transistor, 0.2A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-18, TO-18, 3 PIN Micro Electronics Corporation BCY59 vs BCY59
PN5138/D75Z 50mA, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92 Texas Instruments BCY59 vs PN5138/D75Z
BC559B Transistor Silicon Plastic, 0-BLKBX - Bulk Box onsemi BCY59 vs BC559B
2N5366D26Z Small Signal Bipolar Transistor, 0.5A I(C), 40V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 Fairchild Semiconductor Corporation BCY59 vs 2N5366D26Z
BC559B-AMMO TRANSISTOR 100 mA, 30 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal NXP Semiconductors BCY59 vs BC559B-AMMO
PN5138 Small Signal Bipolar Transistor, 0.5A I(C), 30V V(BR)CEO, 1-Element, PNP, Silicon, TO-92, Fairchild Semiconductor Corporation BCY59 vs PN5138
BC559B Small Signal Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, PNP, Silicon, TO-92, ROHS COMPLIANT, PLASTIC, 10D3, 3 PIN Diotec Semiconductor AG BCY59 vs BC559B
BCY59.MODG4 200mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-206AA, HERMETIC SEALED, METAL, TO-18, 3 PIN TT Electronics Power and Hybrid / Semelab Limited BCY59 vs BCY59.MODG4

BCY59 Related Parts

Share by Email

Something went wrong!
Please enter a valid e-mail address
Email sent!
Recipient Email:
Add a recipient
Hello!

We are passing along some cool findings on Findchips sent to you from .

The data is for BCY59 by STMicroelectronics.
They’ve also added a data comparison to this page with by .


Click on the link below to check it out on Findchips.com.

Update Alert Settings for: BCY59 by STMicroelectronics

  • Please alert me when BCY59 inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for the following BCY59 alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
  • Please alert me when the single part price for BCY59 to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for the following BCY59 alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for BCY59.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare BCY59 by STMicroelectronics

Select a part to compare:
Part Number Manufacturer Description
No result found.
Something went wrong!
Or search for a different part: