压敏电阻型号	S20K320
订购代码	B72220S0321K101
工作电压(VAC)	320
冲击电流(安)	8000
能量吸收(J)	184.0
功能/系列	StandarD
电容典型（pF）	540
应用	工业 消费者 数据处理

Construction

■ Round varistor element, leaded

■ Coating: epoxy resin, flame-retardant to UL 94 V-0

■ Terminals: tinned copper wire

Features

■ Wide operating voltage range 11 … 1100 VRMS

■ High surge current ratings up to 8 kA

■ No derating up to 85 °C ambient temperature

■ PSpice models

Approvals

■ UL

■ CSA (all types ≥K115)

■ SEV

■ VDE

■ CECC

■ CQC S05/07 (K11 … K460), S10/S14 (K11 … K680), S20 (K11 … K1100)

■ IEC

Delivery mode

■ Bulk (standard), taped versions on reel or in Ammo pack upon request.

■ For further details refer to chapter “Taping, packaging and lead configuration” for leaded varistors.

Options

S10* types with lead spacing 5.0 mm and S20* types with lead spacing 7.5 mm are also available

on request.

G eneral technical data

Climatic category to IEC 60068-1 40/85/56

Operating temperature to CECC 42 000 – 40 … + 85 °C

Storage temperature – 40 … +125 °C

Electric strength to CECC 42 000 ≥2.5 kVRMS

Insulation resistance to CECC 42 000 ≥10 MΩ

Response time <25 ns