SMD General Purpose Rectifiers
CGRM4004-HF Thru. CGRM4007-HF
Reverse Voltage: 400 to 1000 Volts
Forward Current: 1.0 Amp
RoHS Device
Halogen Free
SOD-123
0.154(3.9)
Features
0.138(3.5)
0.012(0.3) Typ.
-Ideal for surface mount applications.
-Easy pick and place.
0.075(1.9)
0.059(1.5)
-Plastic package has Underwriters Lab.
flammability classification 94V-0.
-Exceeds environmental standards of
MIL-STD-19500/228.
-Low leakage current.
Mechanical data
0.067(1.7)
-Case: Molded plastic, JEDEC SOD-123/Mini SMA.
0.051(1.3)
-Terminals: Solderable per MIL-STD-750, method
0.028(0.7) Typ. 0.028(0.7) Typ.
2026.
-Polarity: Indicated by cathode band.
-Weight: 0.018 grams 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-HF 4005-HF 4007-HF
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
Maximum Instantaneous forward
VF 1.1 1.0 1.1 V
voltage at IF=1.0A
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
Thermal resistance, junction to
R JA 60 C/W
ambient air
Operating junction temperature
TJ -55 to +150 C
Storage temperature range
TSTG -65 to +175 C
Junction capacitance
pF
CJ 15
f=1MHz and applied 4V DC reverse voltage
Company reserves the right to improve product design , functions and reliability without notice.
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Comchip Technology CO., LTD.SMD General Purpose Rectifiers
Rating and Characteristic Curves (CGRM4004-HF Thru. CGRM4007-HF)
Fig.1- Reverse Characteristics Fig.2- Forward Characteristics
O
100 100
TJ=25 C
Pulse width=300 s
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:D
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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)