Lamp dimming motor speed and heat control circuits utilizing GOODWORK DB3W bidirectional trigger diode
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
Dynamic Breakover Voltage:
5V
Leak Current:
10uA
Breakover Voltage VBO(Typ):
36V
Mfr. Part #:
DB3W
Package:
SOD-123FL
Product Description
Product Overview
These bidirectional trigger diodes (diacs) are designed for thyristor phase control applications, including lamp-dimming, universal-motor speed controls, and heat controls. They offer reliable triggering in various control circuits.
Product Attributes
- Case: SOD-123FL
- Terminals: Solderable per MIL-STD-750, Method 2026
- Approx. Weight: 15mg (0.00048oz)
Technical Specifications
| Model | Breakover Voltage (VBO) [Typ. @ C=22nF] (V) | Breakover Voltage Symmetry [Typ. @ C=22nF] (V) | Dynamic Breakover Voltage [Typ. @ I = IBO to IF = 10mA] (V) | Output Voltage [Typ.] (V) | Breakover Current [Typ. @ C=22nF] (A) | Leakage Current [Max. @ V=0.5VBO] (A) | Rise Time [Typ.] (s) |
| DB3W | 28 | - | 5 | 5 | 50 | 10 | 2 |
| DC34W | 30-36 | 3 | 5 | 5 | 50 | 10 | 2 |
| DB4W | 38-45 | 3 | 5 | 5 | 50 | 10 | 2 |
Absolute Maximum Ratings
| Parameter | Symbol | Value | Unit |
| Power Dissipation (Tj = 100C) | Ptot | 150 | mW |
| Repetitive Peak On-state Current (tp = 20 s, f = 100 Hz) | ITRM | 2 | A |
| Operating Junction and Storage Temperature Range | Tj, Tstg | -40 to +125 | C |
2504101957_GOODWORK-DB3W_C42457470.pdf
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