Bidirectional Trigger Diode FOSAN DB3W for Universal Motor Speed Control and Lamp Dimming Solutions
Key Attributes
Model Number:
DB3W
Product Custom Attributes
Breakover Voltage VBO(Range Value):
28V~36V
Breakover Current (Ibo):
50uA
Repetitive Peak On-state Current (Itrm):
2A
Rise Time(tr):
2us
Leak Current:
10uA
Breakover Voltage VBO(Typ):
32V
Mfr. Part #:
DB3W
Package:
SOD-123FL
Product Description
Product Overview
The DB3W is a bidirectional trigger diode designed for thyristor phase control applications. It is suitable for dimming lamps and controlling the speed of universal motors.
Product Attributes
- Brand: FOSAN
- Product Name: DB3W SOD-123FL Trigger Diode
- Marking: DB3
Technical Specifications
| Characteristic | Symbol | Rating | Unit | Notes |
| Repetitive Peak On-state Current @ tp=20S, f=100Hz | ITRM | 2 | A | |
| Power Dissipation | PD | 150 | mW | |
| Thermal Resistance Junction-Ambient | RJA | 833 | /W | |
| Junction/Storage Temperature | TJ,Tstg | -40to+125 | ||
| Breakover Voltage @ C = 22 nF, see diagram 1 | VBO | 28-36 | V | |
| Breakover Voltage Symmetry @ C = 22 nF, see diagram 1 [|+VBO|-|-VBO |] | 3 | V | ||
| Dynamic Breakover Voltage @I = [IBO to IF = 10 mA] | V | | 5 | V | ||
| Output Voltage See diagram 2 | VO | 5 | V | |
| Breakover Current @C = 22 nF | IBO | 50 | A | |
| Leakage Current @VB=0.5VBO | IB | 10 | A | |
| Rise Time See diagram 3 | Tr | 2 | S |
2601061911_FOSAN-DB3W_C5381446.pdf
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