SMD General Purpose Rectifiers
CGRB301-G Thru. CGRB307-G
Glass Passivated Type
Reverse Voltage: 50 to 1000 Volts
Forward Current: 2.0 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.
REV:A
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
REV:A
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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)