MINI-MELF-SMD Applications 1N4454UR-1 Used in general purpose applications, where performance, space and switching speed are important. Silicon Switching Diode LL-34/35 MINI MELF Surface Mount Package DO-213AA Features Six sigma quality Metallurgically bonded BKC's Sigma Bondâ„¢ plating for problem free solderability Also comes in DO-35 glass package Full UR approval to Mil-S-19500 /144 Available up to JANTXV levels "S" level screening available to Source Control Drawings 0.10"REF 2.54 mmREF Both End Caps 0.016-.022" 0.41-0.55 mm Length Dia. 0.13-0.146" 3.30-3.70 mm Maximum Ratings .063-.067" 1.6-1.7mm Symbol Value Unit PIV 75 (Min.) Volts Peak Inverse Voltage @ 5µA & 0.1µA @ -55oC Average Rectified Current IAvg 200 mAmps Continuous Forward Current IFdc 300 mAmps Peak Surge Current (tpeak = 1 sec.) Ipeak 1.0 Amp Ptot 500 mWatts Power Dissipation TL= 50 oC, L = 3/8" from body Operating Temperature Range TOp 200 o C Storage Temperature Range TSt -65 to +200 o C Electrical Characteristics @ 25 oC* Symbol Limits Unit Forward Voltage @ IF= 10 mA VF 1.0(max) Volts Breakdown Voltage @ IR = 10 mA PIV 75 (min) Volts Reverse Leakage Current @ VR = 50 V IR 0.1 (max) µA Reverse Leakage Current @ VR = 50 V, T=150 o C IR 100 (max) µA Capacitance @ VR = 0 V, f = 1mHz CT 2.0 (max) pF Reverse Recovery Time (note 1)/(note 2) trr 2.0/4.0 (max) nSecs Forward Recovery Voltage (note 3) Vfr 3.0 (max) Volts Note 1: Per Method 4031-A with IF = IR = 10 mA, RL = 100 Ohms, C = 3 Pf. Note 2: Per Method 4031-A with IF = 10 mA, RL = 100 Ohms, Vr = 6 V, Recover to 1.0 mA. Note 3: Per Method 4026 with IF = 100 mA, RL = 50 Ohms,Peak Square wave ,100 nSec Pulse Width, tr<30 nSec,repetition Rate = 5 - 100 KHz. *Unless Otherwise Specified 6 Lake Street - Lawrence, MA 01841 Tel: 978-681-0392 - Fax: 978-681-9135