Continental Device India Limited An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company NPN EPITAXIAL SILICON POWER TRANSISTOR BD237-S TO126 Plastic Package EC B Intended for use in Medium Power Linear Switching Applications ABSOLUTE MAXIMUM RATINGS (Ta=25C) SYMBOL VALUE UNIT Collector Base Voltage VCBO 120 V Collector Emitter Voltage VCEO 95 V Emitter Base Voltage VEBO 6.0 V Collector Current IC 2.0 A Collector Peak Current ICM 8.0 A Total Dissipation @ Ta=25C PD 1.30 W Storage Temperature Tstg - 65 to +150 C Operating Junction Temperature Tj 150 C DESCRIPTION ELECTRICAL CHARACTERISTICS (Ta=25C unless specified otherwise) DESCRIPTION SYMBOL TEST CONDITION VCBO IC=10A, IE=0 Collector Base Voltage Collector Emitter Voltage VCEO IC=1mA, IB=0 MIN 120 TYP MAX UNIT V 95 Collector Emitter Saturation Voltage *VCE (sat) IC=2A, IB=200mA 0.15 Base Emitter Saturation Voltage *VBE (sat) IC=2A, IB=200mA 0.9 V 0.4 V 1.2 V Collector Cut Off Current ICBO VCB=100V, IE=0 1.0 A Emitter Cut Off Current IEBO VEB=4V, IC=0 1.0 A DC Current Gain *hFE IC=1A, VCE=2V 90 IC=2A, VCE=2V 35 IC=3A, VCE=2V 18 IC=250mA, VCE=10V 3 Current Gain Bandwidth Product fT 260 MHz *Pulsed Pulse Duration=300 s, Duty Cycle=1.5% BD237S Rev_1 111204E Continental Device India Limited Data Sheet Page 1 of 3 BD237-S TO126 Plastic Package TO-126 (SOT-32) Plastic Package A C N DIM MIN MAX A 7.4 7.8 B 10.5 10.8 C 2.4 2.7 D 0.7 0.9 E 2.25 TYP. P B S 0.49 F 1 2 3 L G 4.5 TYP. L 15.7 TYP. M 1.27 TYP. N 3.75 TYP. P 3.0 D 1 2 3 Pin Configuration 1. Emitter 2. Collector 3. Base 3.2 2.5 TYP. S All dimensions in mm. F E 0.75 M G TO-126 TUBE PACKING 0.50 532.00 MARKING SIDE 0.10 o5.90 THRU (2 NOS) 3.70 0.05 o3.10 THRU (2 NOS) +0 -1.00 390.00 MARKING SIDE 0.65 71.00 A 12.00 R 0.50 0.20 33.00 1.30 AMMO PACK SIZE 1.00 Label 92.0 1.20 5 38 A SECTION AA 75.0 0.10 11.95 +0.1 R2.5 -0 7.6 3.0 3.0 1.2 PRINTING AREA 6.5 3CP 66382 ANTISTATICz 11.0 6.0 2 9.0 4 20.0 03 7.0 PVC 3 7.0 3.5 7.0 ARROW 6.0 1.0 3.0 +0 -0.1 1.0 GENERAL TOLERANCE 3.0 0.1 0.2 120 mm 0.3 315 mm 0.5 3.35 MATL:- PVC BLACK WITH ANTISTATIC DIPPING END PIN (2 PCS/TUBE) 0 mm 0.01 mm 30.01 mm 120.01 mm ABOVE 5 mm 30 mm +0 -0.1 3.0 3.5 0.1 o5.50 3.0 .0 0 20 Tubes/Ammo Pack 1000 Pcs./Ammo Pack +0 -0.1 3.3 1.0 10.0 315 mm 0.8 ANGULAR Notes: 1. All print in black. 2. All text in Helvetia medium font. 0' 30" DIN SYMBOL All dimensions in mm Packing Detail PACKAGE STANDARD PACK Details TO-126 Bulk TO-126 Tube Net Weight/Qty 500 pcs/polybag 340 gm/500 pcs 50 pcs/tube 73 gm/50 pcs INNER CARTON BOX OUTER CARTON BOX Size Qty Size Qty Gr Wt 3" x 7.5" x 7.5" 3" x 3.7" x 21.5" 2K 1K 17" x 15" x 13.5" 19" x 19" x 19" 32K 10K 31 kgs 15 kgs BD237S Rev_1 111204E Continental Device India Limited Data Sheet Page 2 of 3 Customer Notes BD237-S TO126 Plastic Package Disclaimer The product information and the selection guides facilitate selection of the CDIL's Discrete Semiconductor Device(s) best suited for application in your product(s) as per your requirement. It is recommended that you completely review our Data Sheet(s) so as to confirm that the Device(s) meet functionality parameters for your application. The information furnished in the Data Sheet and on the CDIL Web Site/CD are believed to be accurate and reliable. CDIL however, does not assume responsibility for inaccuracies or incomplete information. Furthermore, CDIL does not assume liability whatsoever, arising out of the application or use of any CDIL product; neither does it convey any license under its patent rights nor rights of others. These products are not designed for use in life saving/support appliances or systems. CDIL customers selling these products (either as individual Discrete Semiconductor Devices or incorporated in their end products), in any life saving/support appliances or systems or applications do so at their own risk and CDIL will not be responsible for any damages resulting from such sale(s). CDIL strives for continuous improvement and reserves the right to change the specifications of its products without prior notice. CDIL is a registered Trademark of Continental Device India Limited C-120 Naraina Industrial Area, New Delhi 110 028, India. Telephone + 91-11-2579 6150, 5141 1112 Fax + 91-11-2579 5290, 5141 1119 email@cdil.com www.cdilsemi.com BD237S Rev_1 111204E Continental Device India Limited Data Sheet Page 3 of 3