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| BAS21 / A / C / S 225mW SMD Switching Diode Small Signal Diode SOT-23 A F Features Fast switching speed Surface device type mounting Moisture sensitivity level 1 Matte Tin(Sn) lead finish with Nickel(Ni) underplate Pb free version and RoHS compliant Green compound (Halogen free) with suffix "G" on packing code and prefix "G" on date code B E C D G Mechanical Data Case :SOT-23 small outline plastic package Terminal: Matte tin plated, lead free., solderable per MIL-STD-202, Method 208 guaranteed High temperature soldering guaranteed: 260C/10s Weight : 0.008gram (approximately) Dimensions A B C D E F G Unit (mm) Min 2.80 1.20 0.30 1.80 2.25 0.90 Max 3.00 1.40 0.50 2.00 2.55 1.20 Unit (inch) Min 0.110 0.047 0.012 0.071 0.089 0.035 Max 0.118 0.055 0.020 0.079 0.100 0.043 0.550 REF 0.022 REF BAS21 BAS21S BAS21C BAS21A Ordering Information Part No. BAS21/A/C/S RF Package SOT-23 Packing 3Kpcs/ 7" Reel Maximum Ratings and Electrical Characteristics Rating at 25C ambient temperature unless otherwise specified. Maximum Ratings Type Number Power Dissipation Repetitive Peak Reverse Voltage Repetitive Peak Forward Current Mean Forward Current Non-Repetitive Peak Forward Surge Current (Note 1) Thermal Resistance (Junction to Ambient) Junction and Storage Temperature Range (Note 2) Symbol PD VRRM IFRM IO IFSM RJA TJ, TSTG Value 225 250 625 200 1 500 -55 to + 150 Units mW V mA mA A C/W C Electrical Characteristics Type Number Reverse Breakdown Voltage Forward Voltage IR= IF= IF= 100A 100mA 200mA Symbol V(BR) VF IR CJ Trr Min 250 Max 1.00 1.25 100 5 50.0 Units V V V A pF ns VR= Reverse Leakage Current 200V VR=1V, f=1.0MHz Junction Capacitance Reverse Recovery Time IF=IR=10mA, RL=100, IRR=1mA Notes:1. Test Condition : 8.3ms Single half Sine-Wave Superimposed on Rated Load (JEDEC Method) Pulse Width=1 sec Notes:2. Valid provided that electrodes are kept at ambient temperature Version : B09 BAS21 / A / C / S 225mW SMD Switching Diode Small Signal Diode Rating and Sharacteristic Curves FIG 1 Typical Forward Characteristics Instantaneous Forward Current (mA) 1000 100 10 1 0.1 100 FIG 2 Reverse Current vs Reverse Voltage Reverse Current (uA) Ta=25C 10 Ta=25C 1 0.1 0.01 0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 0.01 100 120 140 160 180 Instantaneous Forward Voltage (V) Ambient Temperature (C) FIG 3 Admissible Power Dissipation Curve 250 Power Dissipation (mW) 200 150 100 50 0 0 25 50 75 100 125 150 175 200 Ambient Temperature (C) Version : C09 |
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