Plastic Package Avalanche Diode Littelfuse IXYS DSA1-18D for High Voltage Rectification Applications
Key Attributes
Model Number:
DSA1-18D
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
118A
Reverse Leakage Current (Ir):
700uA@1800V
Operating Junction Temperature Range:
-40℃~+150℃
Voltage - DC Reverse (Vr) (Max):
1.8kV
Voltage - Forward(Vf@If):
1.34V@7A
Current - Rectified:
2.3A
Mfr. Part #:
DSA1-18D
Package:
Through Hole
Product Description
Product Overview
This Avalanche Diode series, manufactured by IXYS, offers a plastic standard package with planar passivated chips. Designed for low power rectifiers, field supply for DC motors, power supplies, and high voltage rectifiers, these diodes provide space and weight savings, simple PCB mounting, improved temperature and power cycling, and reduced protection circuits. They are suitable for applications requiring high voltage rectification.
Product Attributes
- Brand: IXYS
- Package Type: Plastic standard package
- Chip Technology: Planar passivated chips
Technical Specifications
| Symbol | Conditions | Characteristic | Values (typ.) | Values (max.) | Unit |
|---|---|---|---|---|---|
| IR | VR = VRRM | Leakage Current | 0.7 | mA | |
| VF | IF = 7 A, TVJ = 25C | Forward Voltage | 1.34 | V | |
| VT0 | For power-loss calculations only | Threshold Voltage | 0.8 | V | |
| rT | For power-loss calculations only | Slope Resistance | 67 | m | |
| RthJA | Forced air cooling with 1.5 m/s, Tamb = 45C | Thermal Resistance Junction-Ambient | 38 | K/W | |
| RthJA | Soldered on to PC board, Tamb = 45C | Thermal Resistance Junction-Ambient | 80 | K/W | |
| dS | Creepage distance on surface | 8.5 | mm | ||
| dA | Strike distance through air | 6.7 | mm | ||
| a | Max. allowable acceleration | 100 | m/s | ||
| IFRMS | Tamb = 45C; RthJA = 38 K/W; 180 sine | RMS Forward Current | 7 | A | |
| IFAVM | Tamb = 45C; RthJA = 80 K/W; 180 sine | Average Forward Current | 2.3 | A | |
| PRSM | TVJM, tp = 10 s | Peak Repetitive Surge Current | 1.6 | kW | |
| IFSM | TVJ = 45C; t = 10 ms (50 Hz), sine | Surge Forward Current | 110 | A | |
| IFSM | TVJ = 45C; t = 8.3 ms (60 Hz), sine | Surge Forward Current | 118 | A | |
| IFSM | TVJ = 150C; t = 10 ms (50 Hz), sine | Surge Forward Current | 100 | A | |
| IFSM | TVJ = 150C; t = 8.3 ms (60 Hz), sine | Surge Forward Current | 104 | A | |
| I2t | TVJ = 45C; t = 10 ms (50 Hz), sine | It | 60 | As | |
| I2t | TVJ = 45C; t = 8.3 ms (60 Hz), sine | It | 58 | As | |
| I2t | TVJ = 150C; t = 10 ms (50 Hz), sine | It | 50 | As | |
| I2t | TVJ = 150C; t = 8.3 ms (60 Hz), sine | It | 45 | As | |
| TVJ | Operating Temperature | -40...+150 | C | ||
| TVJM | Max. Operating Temperature | 150 | C | ||
| Tstg | Storage Temperature | -40...+150 | C | ||
| Weight | typical | Weight | 0.8 | g |
| Type | VRSM (typ.) | VRRM (typ.) | VRRM (max.) | V(BR)min (typ.) | Dimensions (mm) |
|---|---|---|---|---|---|
| DSA 1-12D | 1300 | 1200 | 1300 | 10 | 4 x 1.5 |
| DSA 1-16D | 1700 | 1600 | 1750 | 9 | 4 x 1.5 |
| DSA 1-18D | 1900 | 1800 | 1950 | 11.5 | 4 x 1.5 |
2410121742_Littelfuse-IXYS-DSA1-18D_C6422617.pdf
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