SMTHDT120 Overview
TRIBALANCED PROTECTION Dedicated protection devices for ISDN LINE CARD and high speed data tele lines. Used with the remended configuration using 3 ponents, they will provide = - Dual bidirectionnal protection, with fixed breakdown voltage in both mon and differential modes. - Low capacitancesfrom lines to ground.
SMTHDT120 Key Features
- Dual bidirectionnal protection, with fixed breakdown voltage in both mon and differential modes
- Low capacitancesfrom lines to ground
- 40 to + 150 + 150 Unit A A A/µs KV/µs °C °C
- Ed: 1A
- IT = 5A. Note 3 : VR = 1V, F = 1MHz
- For Bidirectional devices = Switch K is closed
- For Unidirectional devices = Switch K is open. VOUT Selection
- Device with VBR ≤ 150 Volt
- VOUT = 250 VRMS, R1 = 140 Ω
- Device with VBR ≥ 150 Volt