HIEL CORPORATION
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D 14-series

   		D 14-series
SVR varistors for low voltage ratings

1) Features

- UL and VDE safety approvals.
- Varistor voltage range : 18 to 68V (10%).
- Lower clamping voltage for better surge protection.
 

2) Recommended applications

- Semiconductor device (TR, Diode, IC, Thyristor or TRIAC etc.) protection.
- Surge protection in consumer electronics.
- Surge protection in communication, measuring or controller electronics.
- Surge protection in electronic home appliances, gas or petroleum appliances.
- Motor, Relay or electromagnetic valve surge absorption.

3) Electrical characteristics

Operating temperature range : -40 ∼ 85℃
Storage temperature range : -40 ∼ 125℃
Temperature coefficient of varistor voltage : 0 ∼ - 0.05%/℃

Model No. Varistor voltage(V)
(1mA)		 Max.
continuous
voltage(V)		 Max.
clamping
voltage		 Power
dissipation		 Energy
(10/1000㎲)		 Peak current
(8/20㎲)
Min. VN(DC) Max. Vm(ac) Vm(dc) VC(V) IP (A) Ptam(W) Wtm(J) Itm(A)
S-series U-series S-series U-series
SVR180D14 16 18 20 11 14 36 10 0.1 3.5 5.2 1,000 2,000
SVR220D14 20 22 24 14 18 43 10 0.1 4.0 6.3 1,000 2,000
SVR270D14 24 27 30 17 22 53 10 0.1 5.0 7.8 1,000 2,000
SVR330D14 30 33 36 20 26 65 10 0.1 6.0 9.5 1,000 2,000
SVR390D14 35 39 43 25 31 77 10 0.1 7.0 11.0 1,000 2,000
SVR470D14 42 47 52 30 38 93 10 0.1 8.5 14.0 1,000 2,000
SVR560D14 50 56 62 35 45 100 10 0.1 10.0 16.0 1,000 2,000
SVR680D14 61 68 75 40 56 135 10 0.1 12.0 20.0 1,000 2,000