SPICE MODEL: MMBD4448H MMBD4448H Lead-free SURFACE MOUNT SWITCHING DIODE Features · · · · · Fast Switching Speed SOT-23 Surface Mount Package Ideally Suited for Automatic Insertion A For General Purpose Switching Applications High Conductance B Lead Free/RoHS Compliant (Note 3) TOP VIEW Mechanical Data · · · · · · · · C D E G Case: SOT-23 H Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0 K J Moisture Sensitivity: Level 1 per J-STD-020C M L Terminals: Solderable per MIL-STD-202, Method 208 Lead Free Plating (Matte Tin Finish annealed over Alloy 42 leadframe). Polarity: See Diagram TOP VIEW Marking: KA3 (See Page 3) Weight: 0.008 grams (approximate) Dim Min Max A 0.37 0.51 B 1.20 1.40 C 2.30 2.50 D 0.89 1.03 E 0.45 0.60 G 1.78 2.05 H 2.80 3.00 J 0.013 0.10 K 0.903 1.10 L 0.45 0.61 M 0.085 0.180 a 0° 8° All Dimensions in mm Maximum Ratings @ TA = 25°C unless otherwise specified Characteristic Symbol Value Unit VRM 100 V VRRM VRWM VR 80 V Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VR(RMS) 57 V Forward Continuous Current (Note 1) IFM 500 mA Average Rectified Output Current (Note 1) IO 250 mA IFSM 4.0 2.0 A RMS Reverse Voltage Non-Repetitive Peak Forward Surge Current @ t = 1.0ms @ t = 1.0s Pd 350 mW RqJA 357 °C/W Tj , TSTG -65 to +150 °C Power Dissipation (Note 1) Thermal Resistance Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Electrical Characteristics Characteristic @ TA = 25°C unless otherwise specified Symbol Min Max Unit Test Condition V(BR)R 80 ¾ V IR = 2.5mA Forward Voltage VF 0.62 ¾ ¾ ¾ 0.72 0.855 1.0 1.25 V IF = 5.0mA IF = 10mA IF = 100mA IF = 150mA Reverse Current (Note 2) IR ¾ 100 50 30 25 nA mA mA nA VR = 70V VR = 75V, Tj = 150°C VR = 25V, Tj = 150°C VR = 20V Total Capacitance CT ¾ 3.5 pF VR = 6V, f = 1.0MHz Reverse Recovery Time trr ¾ 4.0 ns VR = 6V, IF = 5mA Reverse Breakdown Voltage (Note 2) Notes: 1. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 2. Short duration test pulse used to minimize self-heating effect. 3. No purposefully added lead. DS30176 Rev. 6 - 2 1 of 3 www.diodes.com MMBD4448H ã Diodes Incorporated IR, INSTANTANEOUS REVERSE CURRENT (nA) IF, INSTANTANEOUS FORWARD CURRENT (mA) 1000 100 10 TA = -40ºC TA = 0ºC TA = 25ºC 1 TA = 75ºC TA = 125ºC 10000 TA = 125ºC 1000 TA = 75ºC 100 TA = 25ºC 10 TA = 0ºC 1 TA = -40ºC 0.1 0.1 0.8 0.4 0 1.2 0 1.6 20 40 60 80 100 VR, REVERSE VOLTAGE (V) Fig. 2 Typical Reverse Characteristics VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Typical Forward Characteristics 3 500 Pd, POWER DISSIPATION (mW) CT, TOTAL CAPACITANCE (pF) f = 1MHz 2.5 2 1.5 1 0.5 0 400 300 200 100 0 0 10 20 30 40 50 VR, REVERSE VOLTAGE (V) Fig. 3 Typical Capacitance vs. Reverse Voltage DS30176 Rev. 6 - 2 2 of 3 www.diodes.com 0 40 80 120 160 200 TA, AMBIENT TEMPERATURE (ºC) Fig. 4 Power Dissipation Derating MMBD4448H Ordering Information Notes: (Note 4) Device Packaging Shipping MMBD4448H-7-F SOT-23 3000/Tape & Reel 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. Marking Information YM KA3 = Product Type Marking Code YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September KA3 Date Code Key Year 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Code M N P R S T U V W X Y Z Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec Code 1 2 3 4 5 6 7 8 9 O N D IMPORTANT NOTICE Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages. LIFE SUPPORT Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated. DS30176 Rev. 6 - 2 3 of 3 www.diodes.com MMBD4448H