BZX84C12
Jiangsu Changjing Electronics Technology (CJ)Extended
1 Independent 100nA@8V 11.4V~12.7V 12V 150Ω 25Ω 300mW SOT-23 Zener Diodes ROHS
- Part id
- cj/BZX84C12
- Category
- Zener Diodes
- Package
- SOT-23
- Pins
- 3
- In stock
- 1,036 at JLCPCB (C112551)
Overview
The BZX84C12 is a zener Diode made by Jiangsu Changjing Electronics Technology (CJ) in a SOT-23 package with 3 pins. 1 Independent 100nA@8V 11.4V~12.7V 12V 150Ω 25Ω 300mW SOT-23 Zener Diodes ROHS.
PCBKit's library has its KiCad symbol (Diode:BZX84Cxx, from KiCad's library) and its footprint (Package_TO_SOT_SMD:SOT-23, from KiCad's library), ready for a KiCad board. 1,036 are in stock at JLCPCB (part C112551).
Symbol
Footprint
From the datasheet
3- Forward voltage
- 900 mV · max at IF = 10 mA, Ta = 25 °C · p. 1
- Junction to air (SOT-23)
- 417 K/W · junction to ambient · p. 1
- Junction, hottest
- 150 °C · maximum junction temperature · p. 1
What it is and has
4- Construction
- Planar Die Construction · p. 1
- Power dissipation
- 300mW · p. 1
- Package
- SOT-23 · p. 4
- Marking code
- Y2 · p. 2
Specifications
10| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| Forward Voltage (Note 2) VF | IF = 10mA; tested with pulses, period=5ms, pulse width =300us | max 0.9 V | 1 |
| Power Dissipation(Note 1) Pd | Ta=25℃; device terminals kept at ambient temperature | max 300 mW | 1 |
| Thermal Resistance from Junction to Ambient RθJA | SOT-23; Ta=25℃ | max 417 ℃ /W | 1 |
| Junction Temperature Tj | max 150 ℃ | 1 | |
| Storage Temperature Range Tstg | min -55 · max 150 ℃ | 1 | |
| ZenerVoltage Range (Note 2) VZ@IZT | BZX84C12; nominal 12 V; IZT=5 mA; Ta=25℃; tested with pulses, period=5ms, pulse width =300us | min 11.4 · max 12.7 V | 2 |
| Maximum Zener Impedance ZZT@IZT | BZX84C12; IZT=5 mA; Ta=25℃; f = 1kHZ | max 25 Ω | 2 |
| Maximum Zener Impedance ZZK@IZK | BZX84C12; IZK=1.0 mA; Ta=25℃; f = 1kHZ | max 150 Ω | 2 |
| Maximum Reverse Current IR | BZX84C12; VR=8.0 V; Ta=25℃ | max 0.1 uA | 2 |
| Temperature Coefficent of Zener voltage | BZX84C12; IZT=5mA; Ta=25℃ | min 6 · max 10 mV/°C | 2 |
Parts like it
8
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Questions
Is there a KiCad symbol and footprint for the BZX84C12?
Yes. The symbol is Diode:BZX84Cxx and the footprint Package_TO_SOT_SMD:SOT-23, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BZX84C12?
SOT-23, with 3 pins. Its footprint is drawn on this page.
Where is the BZX84C12 datasheet?
Jiangsu Changjing Electronics Technology (CJ) publishes it: the Datasheet link on this page opens it.
Where can I order the BZX84C12?
JLCPCB lists it as part C112551, with 1,036 in stock; the sellers' links on this page open their listings.
What can replace the BZX84C12?
Parts like it in the library: the BZX84C12 by hongjiacheng, the BZX84C12 by STMicroelectronics, the LBZX84C12LT1G by Leshan Radio (LRC) and the BZX84C12 by HXY MOSFET. Check their datasheets: a part that fits the footprint may still differ in its ratings.