DA53 Series
The DA53 Series has a micro-gap cut to an accuracy of several tens of microns for rapid response against induced lightning and electrostatic discharges.Ideal for protecting power supplies from power-line surge voltage.
Useful informationFeatures
- Small size. (φ5.3mm 10mm length)
- Capable of many types of AC withstand tests.
- Used to protect power supplies.
- Quick response for surge voltage and low limiting voltage.
- Small capacitance and excellent insulation resistance.
- Stable for repeated discharge test conditions and environmental fluctuation.
- No polarity.
- No dark effect.
- DA53 Series surge absorber in Series with a varistor used for surge protection in many types of power supplies.
- Operating temperature limit : -40 ~ 125°C
- Storage Temperature Range : -55 ~ 125°C
Dimensions
Characteristics
| Part Number | DC spark-over voltage Vs |
Insulation resistance IR |
Electrostatic capacitance 1kHz-6V max. |
Surge current capacity 8/20μsec. |
|
|---|---|---|---|---|---|
| DA53-351M | 350V(280〜420) | ≧100MΩ min. | DC 250V | ≦1pF max. | 3,000A |
| DA53-501M | 500V(400~600) | ||||
| DA53-272M | 2,700V(2,160~3,240) | DC 500V | |||
| DA53-302M | 3,000V(2,400~3,600) | ||||
| DA53-362M | 3,600V(2.880~4,320) | ||||
| DA53-452M | 4,500V(3,600〜5,400) | DC 1,000V | 2,500A | ||
| DA53-622M | 6,200V(4,960~7,440) | 3,000A | |||
| DA53-752M | 7,500V(6,000~9,000) | ||||
| DA53-782M | 7,800V(6,240~9,360) | ||||
| Part Number | Surge life test. 8/20μsec.100A |
AC Withstanding voltage |
UL recognized | CSA recognized | EN recognized |
|---|---|---|---|---|---|
| UL1449 File No. E318314 |
C22.2 No.269.5-17 File No. 111411 |
EN62368-1. TÜV Report No.J9851289 (DA53-752M,782M), J9850855 (DA53-302M,362M, 452M,622M) |
|||
| DA53-351M | 300times | - | ○ 1) | - | - |
| DA53-501M | - | - | - | ||
| DA53-272M | AC1,000V-1min. AC1,200V-3sec. |
○ 1) | ○ 1) | - | |
| DA53-302M | AC1,500V-1min. | ○ 1) | ○ 1) | ○ 2) | |
| DA53-362M | AC1,800V-3sec. | ○ 1) | ○ 1) | ○ 2) | |
| DA53-452M | AC2,000V-1min | ○ 1) | ○ 1) | ○ 2) | |
| DA53-622M | AC3,000V-3sec. | - | ○ 1) | ○ 2) | |
| DA53-752M | AC3,600V-3sec. | - | ○ 1) | ○ 2) | |
| DA53-782M | AC4,000V-1min. | - | - | ○ 2) |
- Approved if used with a varistor (125VAC : V1mA ≧ 270V, φ≧ 5mm ; 250VAC : V1mA ≧ 470V, φ≧ 5mm) electrically connected in Series.
- Approved if used with a varistor (V1mA ≧ 470V, φ≧ 5mm) electrically connected in Series.
- Safety standard certification conditions may be revised. Would you confirm the web site of each standard about the latest information.
Applications
Useful information