B32 SERIES Gas Discharge Tube (GDT) Data Sheet Features ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ High insulation resistance. Low capacitance (≤0.5pF). 500A 8/20μs maximum surge current capacity in accordance with IEC61000-4-5. 4KV 10/700μs maximum surge rating in accordance with ITU-TK.21 Surface mounted gas arrester Micro-Gap Design Size 3216(1206) Storage and operating temperature: -40℃ ~ +85℃ Meets MSL level 1, per J-STD-020 Safety certification: UL: E244458 Applications ■ ■ ■ ■ Repeaters, Modems. Telephone Interface, Line cards. Data communication equipment. Line test equipment Part Number Code Dimensions Revision：15-Aug-14 www.brightking.com B32 SERIES Electrical Characteristics DC Spark-over Voltage Maximum Impulse Spark-over Voltage Maximum Capacitance Nominal Impulse Discharge Current 100V/s 1000V/μs Test Voltage (1MHz) 8/20μs (V) (V) DC(V) (pF) (A) B32-150-LF 150±30% 750 50 1000 0.5 500 B32-230-LF 230±30% 950 100 1000 0.5 500 B32-300-LF 300±30% 950 100 1000 0.5 500 B32-350-LF 350±30% 950 100 1000 0.5 500 B32-400-LF 400±30% 1050 100 1000 0.5 500 B32-420-LF 420±30% 1050 100 1000 0.5 500 B32-470-LF 470±30% 1050 100 1000 0.5 500 Part Number Minimum Insulation Resistance (MΩ) Impulse Withstanding Voltage Capacity 10/700μs 4kV ±5 Times Electrical Ratings Items DC Spark-over Voltage Maximum Impulse Spark-over Voltage Insulation Resistance Test Condition/Description Requirement The voltage is measured with voltage ramp dv/dt=100V/s. The maximum impulse spark-over voltage is measured with voltage ramp dv/dt=1000V/μs. The resistance of gas tube shall be measured between two electrodes. Capacitance The capacitance of gas tube shall be measured between two electrodes. Test frequency: 1MHz Impulse Discharge Current Maximum 8/20μs surge current that can be applied between two electrodes, 5 positive and 5 negative surges, with 3 minutes interval time, without causing the DC spark-over voltage to change more than 30% from its initial value. Impulse Withstanding Voltage The maximum 10/700μs surge that can be applied to the Gas Tube, 5 positive and 5 negative surges, with 1 minute interval time, without causing the DC spark-over voltage to change more than 25% from its initial value. Revision：15-Aug-14 To meet the specified value www.brightking.com B32 SERIES Reliability Items Test conditions / Methods Standard Cold Resistance Measurement after -40℃/1000 HRS & normal temperature/2 HRS. Heat Resistance Measurement after 125℃/1000 HRS & normal temperature/2 HRS. Humidity Resistance Measurement after humidity 90~95℃(45℃) /1000 HRS & normal temperature/2 HRS. Temperature Cycle 10 times repetition of cycle -40℃/30min →normal, temp/2 min →125℃/30min, measurement after normal temp/2 HRS. Solder Ability Apply flux and immerse in molten solder 230±5℃ for 3sec up to the point of 1.5mm from body. Check for solder adhesion. Lead wire is evenly covered by solder. Solder Heat Measurement after lead wire is dipped up to the point of 1.5mm from body into 260±5℃ solder for 10sec. Conformed to rated spec. Features are conformed to rated spec. Recommended Soldering Conditions Profile Feature Average ramp-up rate (TL to TP) Preheat -Temperature Min (TS min) -Temperature Max (TS max) -Time (min to max) (ts) TS max to TL -Ramp-up Rate Time maintained above: -Temperature (TL) -Time (tL) Peak Temperature (TP) Time within 5℃ of actual Peak Temperature (tP) Ramp-down Rate Time 25℃ to Peak Temperature Revision：15-Aug-14 Pb-Free Assembly 3℃/second max. 150℃ 200℃ 60-180 seconds 3℃/second max. 217℃ 60-150 seconds 260℃ 20-40 seconds 6℃/second max. 8 minutes max. www.brightking.com B32 SERIES Packaging Tape Items P2 t0 D0 Spec. Tolerance W 8.00 ±0.20 P0 4.00 ±0.20 P1 4.00 ±0.10 P2 2.00 ±0.10 D0 1.55 ±0.05 D1 1.00 ±0.05 E 1.75 ±0.10 F 3.50 ±0.10 A0 2.00 ±0.10 K0 2.00 ±0.10 B0 3.80 ±0.10 t0 0.30 ±0.10 D 170.00 ±1.00 d 13.00 ±0.50 L 12.00 ±0.50 t 1.20 ±0.20 P1 D1 K0 B0 F W E P0 Dimension (mm) A0 Reel Quantity: 2500pcs Revision：15-Aug-14 www.brightking.com