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Technical content

Features

Small volume, easy to placement machine operation Large flow capacity, impact resistant ability Static electricity capacity, good insulation Reaction speed is 50 ns - 150 ns GDT/SPA Series

Applications

ADSL MODEM FAX TELEPHONE、、 RS485 RS232 CAN level of protection、、 CATV Power supply prevents thunder common-mode protection Marking Code SPA150FX Internal Code(Default) F:Two Parties A:A Round Nom. DC spark-over voltage Vs 090:90V 150:150V 470:470V :SPX 2R/0.5KA SPA 2R/2.5KA: SPB 2R/5KA: SPC 2R/5KA: SPH 2R/20KA: 3SPC 3R/5KA: 3SPH 3R/20KA: Product Name No Mark

/UNI77ac/UNI96f7/UNI7535/UNI5b50 SPSEMI Dimensions Dimensions in millimeters

Electrical Characteristics

Capacitance C(pF) Add and measure the DC Voltage gradually Maxto get the discharge threshold voltage. The measuring current is 1mA/1 second max. 1sec .(1mA)（ ） Measure the insulation resistance of two end of leadwire under the specified DC voltage. Electrostatic Capacitance under the test condition of 1KHz,DC 6V(max). Test Method Specification It depands on each spec. 100MΩ min. 0.8pF max. Packaging Speci Cations Packaging:2000 pieces per reel 4.5 0 3±. 2.7 0 2 3.2 0 2±.0.5 4.5 0 3±. 0.5 3.2 0 2 DC Spark-over Voltage (@100V/s ） (V) Part Number Impulse Spark-over Voltage (@1KV/μs) (V) Nom.Impulse Discharge Current (@8/20μs) (KA) Nom. Alternating Discharge Current (@50HZ) (A) Impulse Discharge Current One Operation (@8/20μs) (KA) Capacitance (pF) Insulation Resistance (GΩ) (@DC) (V) SPA075F SPA090F SPA150F SPA230F SPA350F SPA470F SPA600F 75 30±% 90 30±% 150 30±% 230 30±% 350 30±% 470 30±% 600 30±% ≦500 ≦500 ≦500 ≦500 ≦600 ≦650 ≦950 2.5 2.5 2.5 2.5 2.5 2.5 2.5 100 100 250 250 GDT/SPA Series

/UNI77ac/UNI96f7/UNI7535/UNI5b50 SPSEMI Surge Characteristics Test Item Surge withstand capability Surge life test In the glass tube ends in 8/20 us surge tester, applying the model that corresponds to the impact resistance current, time interval for the 60 s of plus or minus the test 5 times. Test the dc voltage, insulation resistance, static capacitance and check the appearance. Apply 10KV voltage charged in 1500pF condenser and apply the current to the specimen,200 times at 10 seconds of intervals. Test Method Specification DC spark-over voltage JSE: Vs/Vs 30%△≦ Within standard mentioned in Initial Characteristics. Enviromental Characteristics Test Item Test Method Specification Cold resistance After -40±3 ℃ (1000hrs) / room temp.,normal humidity(4 hrs) cycle, measure the properties. Within standard mentioned in Initial Characteristics. Within standard mentioned in Initial Characteristics. Within standard mentioned in Initial Characteristics. Within standard mentioned in Initial Characteristics. After 125±2 ℃ (1000hrs) / room temp.,normal humidity(4 hrs) cycle, measure the properties. After 85±2 ℃ RH85%(1000hrs) / room temp.,normal humidity(4 hrs) cycle, measure the properties. 25 times repetition of cycle -40±3 ℃ (30 Min.),roon temp., (4 Min.), 125±2 (30Min.),℃ room temp., normal humidity(4hrs) . Heat resistance Temperature resistance Temperature period Tensile strength Bending strength Resistance to soldering attachment （）by solder dip Resistance to soldering heat （）by solder dip Apply 2.5kgs load approximately 30 seconds, then check for pull-out and breaking of the lead wire. Within standard mentioned in Initial Characteristics. Within standard mentioned in Initial Characteristics. Bend the lead wire, with jig which radius is 0.75~0.8mm, at the point of 2mm from the body, under 0.25 kgs load applied at the right angle the direction of theamis and get the bent lead wire back to its original poing after the procedure was repeated 2times. Apply flux and immerse in molten solder, up to the point of 3mm from the body,for 5 sec. (235 ±5 ). Wash℃℃ the leadwire and check for soldering adhesion. Lead wire is evenly covered by solder over 90%. Apply flux and immerse in molten solder, up to the point of 3mm from the body,for 5 sec. (235 ±5 ). Wash the leadwire℃℃ and check forsoldering adhesion.) Within standard mentioned in Initial Characteristics. GDT/SPA Series