SMD General Purpose Rect ifiers
Glass Passivated Type
Reverse Voltage: 50 to 1000 Volts
Forward Current: 2.0 Amp
RoHS Device
Page 1
REV:A
Features
-Ideal for surface mount applications.
-Easy pick and place.
-Plastic package has Underwriters Lab.
flammability classification 94V-0.
-Built in strain relief.
-High surge current capability.
Mechanical data
-Case: JEDEC DO-214AA, molded plastic.
-Terminals: solderable per MIL-STD-750,
method 2026.
-Polarity: Color band denotes cathode end.
-Approx. weight: 0.093 grams
CGRB301-G Thru. CGRB307-G
Dimensions in inches and (millimeter)
DO-214AA (SMB)
QW-BG004
2
Notes: 1. Thermal resistance from junction to terminal mounted on P.C.B. with 5.0×5.0 mm square (0.13mm thick) land area.
SMD Diodes Specialist
COMCHIP
Comchip Technology CO., LTD.
0.155(3.94)
0.130(3.30)
0.083(2.11)
0.075(1.91)
0.220(5.59)
0.200(5.08) 0.012(0.31)
0.006(0.15)
0.008(0.20)
0.004(0.10)
0.050(1.27)
0.030(0.76)
0.096(2.44)
0.083(2.13)
0.185(4.70)
0.160(4.06)
Maximum Ratings and Electrical Characteristics
CGRB
301-G
Max. repetitive peak reverse voltage
Max. DC blocking voltage
Max. RMS voltage
Peak surge forward current, 8.3ms
single half sine-wave superimposed
on rate load (JEDEC method)
Max. average forward current
Max. instantaneous forward at
3.0A
O
Max. DC reverse current at TA=25 C
O
rated DC blocking voltage TA=125 C
Max. thermal resistance (Note 1)
Max. operating junction temperature
Storage temperature
voltage
CGRB
302-G
CGRB
303-G
CGRB
304-G
CGRB
305-G UnitsSymbolParameter
VRRM
VDC
VRMS
IFSM
IO
VF
IR
RθJA
TJ
TSTG
50
50
35
100
100
70
200
200
140
400
400
280
100
3.0
1.1
5.0
150
50
150
-55 to +150
600
600
420
V
V
V
A
A
V
μA
OC/W
OC
OC
CGRB
306-G
CGRB
307-G
800
800
560
1000
1000
700
QW-BG004
RATING AND CHARACTERISTIC CURVES (CGRB301-G thru CGRB307-G)
Percent of Rated Peak Reverse Voltage (%)
12080400
Fig.1 Reverse Characteristics
0.01
1
10
100
1000
Rever e urr n(μ )
s C e t A
Forward Voltage (V)
0
Fig.2 Forward Characteristics
0.01
o w rd C rren (A)
F r a ut
0.1
1
10
0.2
Reverse Voltage (V)
0.1
Fig.3 Junction Capacitance
1
Jn ti n apaci ance (p )
u c o C t F
10
100
1 10 100
O
Ambient Temperature ( C)
Fig.4 Current Derating Curve
0
Average Forward Current (A)
1.5
2.0
3.5
SMD Diodes Specialist
COMCHIP
Comchip Technology CO., LTD.
Page 2
REV:A
0.4 0.8 1.41.2
0 25 175
0.5
3.0
60 140
1.0
SMD General Purpose Rect ifiers
20 100
0.1
0.6 1.0
O
TJ=25 C
f=1MHz
Vsig=50mVp-p
50 75 100 125 150
2.5
Single phase, half
wave 60Hz, resistive
or inductive load
Number of Cycles at 60Hz
1
Fig.5 Non-repetitive Forward Surge Current
0
aF r a u C r )Pek o w rd S rge u rent (A
60
120
10 100
O
TJ=25 C
8.3ms single half sine
wave, JEDEC method
20
40
100
80
O
TJ=125 C
O
TJ=25 C
O
TJ=25 C
Pulse width 300μS
4% duty cycle
