SMD General Purpose Rectifiers CGRM4004-G Thru. CGRM4007-G Reverse Voltage: 400 to 1000 Volts Forward Current: 1.0 Amp RoHS Device Features SOD-123 -Excellent power dissipation offers better reverse leakage current and thermal resistance. 0.154(3.9) -Low profile surface mounted application in order 0.138(3.5) 0.012(0.3) Typ. to optimize board space. -Tiny plastic SMD package. -High current capability. 0.075(1.9) 0.059(1.5) -High surge current capability. -Glass passivated chip junction. -Lead-free parts meet RoHS requirments. Mechanical data -Epoxy: UL94V-0 rated flame retardant. 0.067(1.7) -Case: Molded plastic, SOD-123H/MINI SMA 0.051(1.3) -Terminals: Solderable per MIL-STD-750, Method 2026. 0.028(0.7) Typ. 0.028(0.7) Typ. -Polarity: Indicated by cathode band. -Mounting Position: any -Weight: 0.018grams approx. Dimensions in inches and (millimeter) Circuit diagram Maximum Ratings and Electrical Characteristics (at TA=25C unless otherwise noted) CGRM CGRM CGRM Parameter Symbol Unit 4004-G 4005-G 4007-G Max. repetitive peak reverse voltage VRRM 400 600 1000 V Max. DC blocking voltage VDC 400 600 1000 V Max. RMS voltage VRMS 280 420 700 V Max. averaged forward current IO 1.0 A Max. Instantaneous forward VF 1.1 1.0 1.1 V voltage at IF=1.0A Max. Forward surge current, 8.3ms single half sine-wave superimposed on rated IFSM 30 A load (JEDEC method) Reverse current at rated TA=25C 5 A IR DC blocking voltage TA=125C 50 Typ.Thermal resistance, junction to RJA 60 C/W ambient air Typ. Junction capacitance pF CJ 15 f=1MHz and applied 4V DC reverse voltage Operating junction temperature TJ -55 to +150 C Storage temperature range TSTG -65 to +175 C Company reserves the right to improve product design , functions and reliability without notice. REV:G QW-BG009 Page 1 Comchip Technology CO., LTD.SMD General Purpose Rectifiers Rating and Characteristic Curves (CGRM4004-G Thru. CGRM4007-G) Fig.1- Reverse Characteristics Fig.2- Forward Characteristics O 100 100 TJ=25 C Pulse width=300s 1% duty cycle 10 10 O TJ=125 C 1.0 1.0 0.1 0.1 O TJ=25 C 0.01 0.01 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 0 40 80 120 160 200 Percent of Rated Peak Reverse Voltage, (%) VF, Forward Voltage, (V) Fig.3 Junction Capacitance Fig.4 Current Derating Curve 35 1.4 f=1MHz Single phase, half Applied 4VDC wave, 60Hz, resistive reverse voltage or inductive load 30 1.2 25 1.0 20 0.8 15 0.6 10 0.4 5 0.2 0 0 0.01 0.1 1 10 100 20 40 60 80 100 120 140 160 VR, Reverse Voltage, (V) TA, Ambient Temperature, (C) Fig.5 Non-repetitive Forward Surge Current 50 O TJ=25 C 8.3ms single half sine wave, JEDEC method 40 30 20 10 0 1 10 100 Number of Cycles at 60Hz Company reserves the right to improve product design , functions and reliability without notice. REV:G QW-BG009 Page 2 Comchip Technology CO., LTD. IFSM, Peak Forward Surge Current, (A) CJ, Junction Capacitance, (pF) IR, Reverse Current, (A) F, Forward Current, (A) IO, Average Forward Current, (A)