SMD General Purpose Rectifiers CGRB301-G Thru. CGRB307-G Glass Passivated Type Reverse Voltage: 50 to 1000 Volts Forward Current: 3.0 Amp RoHS Device DO-214AA (SMB) Features -Ideal for surface mount applications. 0.185(4.70) 0.160(4.06) -Easy pick and place. -Plastic package has Underwriters Lab. 0.083(2.11) 0.155(3.94) 0.075(1.91) 0.130(3.30) flammability classification 94V-0. -Built in strain relief. -High surge current capability. 0.220(5.59) 0.200(5.08) 0.012(0.31) 0.006(0.15) Mechanical data 0.096(2.44) 0.083(2.13) -Case: JEDEC DO-214AA, molded plastic. 0.008(0.20) 0.050(1.27) 0.004(0.10) -Terminals: solderable per MIL-STD-750, 0.030(0.76) method 2026. -Polarity: Color band denotes cathode end. Dimensions in inches and (millimeter) -Approx. weight: 0.093 grams Maximum Ratings and Electrical Characteristics CGRB CGRB CGRB CGRB CGRB CGRB CGRB Parameter Symbol Units 301-G 302-G 303-G 304-G 305-G 306-G 307-G Max. repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 V Max. DC blocking voltage VDC 50 100 200 400 600 800 1000 V Max. RMS voltage VRMS 35 70 140 280 420 560 700 V Peak surge forward current, 8.3ms single half sine-wave superimposed IFSM 100 A on rate load (JEDEC method) IO 3.0 A Max. average forward current Max. instantaneous forward voltage at VF 1.1 V 3.0A O 5.0 Max. DC reverse current at TA=25 C IR A O 150 rated DC blocking voltage TA=125 C O Max. thermal resistance (Note 1) R JA 50 C/W O Max. operating junction temperature TJ 150 C O Storage temperature TSTG -55 to +150 C 2 Notes: 1. Thermal resistance from junction to terminal mounted on P.C.B. with 5.05.0 mm square (0.13mm thick) land area. Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-BG004 Page 1 Comchip Technology CO., LTD.SMD General Purpose Rectifiers RATING AND CHARACTERISTIC CURVES (CGRB301-G thru CGRB307-G) Fig.1 Reverse Characteristics Fig.2 Forward Characteristics 1000 10 O TJ=25 C Pulse width 300 S O 4% duty cycle TJ=125 C 100 1 10 1 O TJ=25 C 0.1 0.1 0.01 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 20 40 60 80 100 120 140 Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Fig.3 Junction Capacitance Fig.4 Current Derating Curve 100 3.5 Single phase, half wave 60Hz, resistive 3.0 or inductive load 2.5 2.0 10 1.5 1.0 O TJ=25 C f=1MHz 0.5 Vsig=50mVp-p 1 0 0.1 1 10 100 0 25 50 75 100 125 150 175 O Reverse Voltage (V) Ambient Temperature ( C) Fig.5 Non-repetitive Forward Surge Current 120 O TJ=25 C 8.3ms single half sine 100 wave, JEDEC method 80 60 40 20 0 1 10 100 Number of Cycles at 60Hz Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-BG004 Page 2 Comchip Technology CO., LTD. Rever se Current (A) Peak Forward Surge Current( A ) Junction Capaciatn ce( p F) Averag e For ward C urre nt (A) Forward Curren t(A)