

Overview
The MMBD1503 is a switching Diode made by CBI in a SOT-23 package with 5 pins. -55℃~+150℃ 1 Pair Series Connection 1.3V@200mA 10nA@180V 200V 200mA 350mW SOT-23 Switching Diodes ROHS.
PCBKit's library has its footprint (Package_TO_SOT_SMD:SOT-23, from KiCad's library), ready for a KiCad board. 2,750 are in stock at JLCPCB (part C51315417). 1 open-source board in 1 repository on GitHub use it.
Symbol
The library has no symbol for this part yet.
Footprint
Parameters
7- Current - Rectified
- 200mA
- Diode Configuration
- 1 Pair Series Connection
- Operating Junction Temperature Range
- -55℃~+150℃
- Pd - Power Dissipation
- 350mW
- Reverse Leakage Current (Ir)
- 10nA@180V
- Voltage - DC Reverse(Vr)
- 200V
- Voltage - Forward(Vf@If)
- 1.3V@200mA
Order codes
1- MMBD1503LCSC C51315417
Open-source boards using it
All 1- 2 layers132 × 59 mm

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Is there a KiCad symbol and footprint for the MMBD1503?
Yes. 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 MMBD1503?
SOT-23, with 5 pins. Its footprint is drawn on this page.
Where is the MMBD1503 datasheet?
CBI publishes it: the Datasheet link on this page opens it.
Where can I order the MMBD1503?
JLCPCB lists it as part C51315417, with 2,750 in stock; the sellers' links on this page open their listings.
What can replace the MMBD1503?
Parts like it in the library: the MMBD1503A by Jiangsu Changjing Electronics Technology (CJ), the MMBD1503A by CBI, the MMBD1501A by Jiangsu Changjing Electronics Technology (CJ) and the BAV23A by Diodes Incorporated. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the MMBD1503?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8MMBD1503A
SOT-231 Pair Series Connection 1.5V@300mA 10nA@180V 200V 200mA 2A 350mW SOT-23 Switching Diodes ROHSJiangsu Changjing Electronics Technology (CJ)Switching DiodesMMBD1503A
SOT-23-55℃~+150℃ 1 Pair Series Connection 1.3V@200mA 10nA@180V 200V 200mA 350mW SOT-23 Switching Diodes ROHSCBISwitching DiodesMMBD1501A
SOT-231.5V@300mA 10nA@180V 200V 200mA 2A 350mW Independent SOT-23 Switching Diodes ROHSJiangsu Changjing Electronics Technology (CJ)Switching DiodesBAV23A
SOT-23-65℃~+150℃@(Tj) 1 Pair Common Anode 1.25V@200mA 100nA@200V 200V 350mW 400mA 50ns 9A SOT-23 Switching Diodes ROHSDiodes IncorporatedSwitching DiodesMMBD1503A
SOT-23Switching DiodesSlkorBAV23A
SOT-231 Pair Common Anode 1.25V@200mA 1.7A 100nA 225mA 250V 350mW 50ns SOT-23 Switching Diodes ROHSJiangsu Changjing Electronics Technology (CJ)Switching DiodesBAV23CQ
SOT-23SOT-23 Switching Diodes ROHSDiodes IncorporatedSwitching DiodesBAV23A
SOT-231 Pair Common Anode 1.25V@200mA 1.7A 100nA 225mA 250V 350mW 50ns SOT-23 Switching Diodes ROHSGuangdong HottechSwitching Diodes