BS08D Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 Silicon Bilateral Switch OUTLINE DRAWING C B D J D A H G G F E ➀ ➁ ➂ CONNECTION DIAGRAM ➀ T2 TERMINAL ➁ GATE ➂ T1 TERMINAL Inches Features: □ Low Switching Voltage of 7 to 9 Volts □ Excellent Switching Voltage Temperature Characteristics (0.01%/°C) □ High Reliability Devices □ Gate Electrode Facilitating Switching Operation Control and Synchronization. Applications: □ Trigger Circuits for Thyristor or Triac, Oscillators, Timers Outline Drawing Dimensions Description: The BS08D bilateral switch is a silicon planar monolithic integrated circuit with the electrical characteristics of a bilateral thyristor. The device is designed to switch at 7 to 9 volts with a 0.01%/°C temperature coefficient and have excellently matched characteristics in both directions. Millimeters A 0.55 Min. 14.0 Min. B 0.12 Max. 3.0 Max. C 0.16 4.0 D 0.14 3.55 E 0.098 Max. 2.5 Max. F 0.016 0.4 G 0.05 ± 0.012 1.27 H 0.018 0.45 Ordering Information: Example: Select the complete five digit part number you desire from the table - i.e. BS08D is a 175mA Silicon Bilateral Switch. Type BS08D TT-1 Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 BS08D Silicon Bilateral Switch Absolute Maximum Ratings, Ta = 25 °C unless otherwise specified Ratings Symbol DC Forward Anode Current Repetitive Peak Forward Current BS08D IT – Units 175 1.0 mA Amperes 2.0 Amperes (1% Duty Cycle, 10s Pulsewidth), Ta = 100°C Non-repetitive Peak Forward Current (10s Pulsewidth) Power Dissipation – PT DC Gate Current Storage Temperature Operating Temperature 450 mW IG 5 mA Tstg -55 to 125 °C Tj -55 to 125 °C Electrical and Thermal Characteristics, Tj = 25 °C unless otherwise specified Characteristics Switching Voltage Switching Current TT-2 Min. BS08D Typ. Symbol Test Conditions VS Ta = 25°C 7 8 9 200 IS Ta = 25°C – – Absolute Switching Voltage Difference VS1-VS2 Ta = 25°C – – Absolute Switching Current Difference Max. 0.5 Units Volts A Volts IS1-IS2 Ta = 25°C – – Holding Current IH Ta = 25°C – – 1.5 mA Off-state Current ID VD = 5V, Ta = 25°C VD = 5V, Ta = 85°C – – – – 1.0 10 A A Temperature Coefficient of Switching Voltage – Ta = -55 to 85°C – – %/°C Peak On-state Voltage VT IT = 175mA, Ta = 25°C – – 1.4 Volts Gate Trigger Current IGT VD = 5V, Ta = 25°C 10 – 200 Gate Non-trigger Voltage VGD VD = 5V, Ta = 85°C – – 0.2 ±0.01 100 A A Volts Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 BS08D Silicon Bilateral Switch OFF-STATE CURRENT VS. JUNCTION TEMPERATURE (TYPICAL) SWITCHING CURRENT VS. JUNCTION TEMPERATURE (TYPICAL) SWITCHING VOLTAGE VS.JUNCTION TEMPERATURE (TYPICAL) 101 320 8.3 100 10-1 10-2 -60 -40 -20 0 20 40 60 80 100 120 140 SWITCHING CURRENT, IS, (A) SWITCHING VOLTAGE, VS, (VOLTS) OFF-STATE CURRENT, ID, (A) VD = 5V 8.1 7.9 7.7 240 TYPICAL DISTRIBUTION 160 TYPICAL VALUE 80 0 7.5 -60 -40 -20 0 20 40 60 80 100 120 140 -60 -40 -20 0 20 40 60 80 100 120 140 JUNCTION TEMPERATURE, Tj, (°C) JUNCTION TEMPERATURE, Tj, (°C) JUNCTION TEMPERATURE, Tj, (°C) ON-STATE VOLTAGE VS. JUNCTION TEMPERATURE (TYPICAL) HOLDING CURRENT VS. JUNCTION TEMPERATURE (TYPICAL) GATE TRIGGER CURRENT VS. JUNCTION TEMPERATURE (TYPICAL) 1.30 160 800 VD = 5V 1.10 1.00 0.90 600 TYPICAL DISTRIBUTION 400 TYPICAL VALUE 200 0 0.80 -60 -40 -20 0 20 40 60 80 100 120 140 JUNCTION TEMPERATURE, Tj, (°C) GATE TRIGGER CURRENT, IGT, (A) 1.20 HOLDING CURRENT, IH, (A) ON-STATE VOLTAGE, VT, (VOLTS) IT = 175mA TYPICAL DISTRIBUTION TYPICAL VALUE 120 80 40 0 -60 -40 -20 0 20 40 60 JUNCTION TEMPERATURE, Tj, (°C) 80 100 0 20 40 60 80 100 JUNCTION TEMPERATURE, Tj, (°C) GATE TRIGGER VOLTAGE VS. JUNCTION TEMPERATURE (TYPICAL) GATE TRIGGER VOLTAGE, VGT, (VOLTS) 0.8 TYPICAL DISTRIBUTION 0.6 0.4 0.2 VD = 5V 0 0 20 40 60 80 100 JUNCTION TEMPERATURE, Tj, (°C) TT-3 Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272 BS08D Silicon Bilateral Switch APPLICATION EXAMPLES THYRISTOR TRIGGER CIRCUIT STATIC CHARACTERISTICS +I EQUIVALENT CIRCUIT VT1 T2 LOAD D R 220k VR 1M AC INPUT 100VAC IH1 IS1 ID2 VS2 -V CR2AM-8 +V CR IS2 G C SBS BS08D 0.1 F IH2 ID1 VS1 R2 1k VT2 This circuit is widely used in DC motor contol and other control applications. -I T1 TRIAC TRIGGER CIRCUIT GATE CHARACTERISTICS MEASUREMENT CIRCUIT CIRCUIT SYMBOL LOAD T2 VR 200K D1 47 R1 100, 0.25W AC INPUT 100VAC R3 15k (1W) D2 SBS BS08D Triac BCR16 HM-8 C1 0.47F 25WV This circuit is useable in such applications as lighting control circuits, electric heater control, and other load control applications. TT-4 R2 100 0.5W A A C2 0.1 F 400WV G 10k V 5V V T1