Comchip CFRA157 Smd fast recovery rectifier Datasheet

SMD Fast Recovery Rectifier
COMCHIP
www.comchip.com.tw
CFRA151 Thru CFRA157
Reverse Voltage: 50 - 1000 Volts
Forward Current: 1.5 Amp
Features
DO-214AC (SMA)
Ideal for surface mount applications
Easy pick and place
Plastic package has Underwriters Lab.
flammability classification 94V-0
Fast recovery time: 150 - 500 nS
Low leakage current
0.067(1.70)
0.051(1.29)
0.110(2.79)
0.086(2.18)
0.180(4.57)
0.160(4.06)
0.012(0.31)
0.006(0.15)
Mechanical data
Case: JEDEC DO-214AC molded plastic
Terminals: solderable per MIL-STD-750,
method 2026
Polarity: Color band denotes cathode
end
Mounting position: Any
Approx. Weight: 0.063 gram
0.091(2.31)
0.067(1.70)
0.059(1.50)
0.035(0.89)
0.008(0.20)
0.004(0.10)
0.209(5.31)
0.185(4.70)
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characterics
Symbol
CFRA
151
CFRA
152
CFRA
153
CFRA
154
CFRA
155
CFRA
156
CFRA
157
Unit
Max. Repetitive Peak Reverse Voltage
V RRM
50
100
200
400
600
800
1000
V
Max. DC Blocking Voltage
V DC
50
100
200
400
600
800
1000
V
V RMS
35
70
140
280
420
560
700
V
Parameter
Max. RMS Voltage
Peak Surge Forward Current
8.3ms single half sine-wave
superimposed on rate load
( JEDEC method )
I FSM
50
A
Max. Average Forward Current
Io
1.5
A
Max. Instantaneous Forward Current
at 1.5 A
VF
1.3
V
Reverse recovery time
Trr
Max. DC Reverse Current at Rated DC
Blocking Voltage
Ta=25 C
Ta=100 C
IR
100
250
nS
5.0
50
uA
53
C/W
C
Max. Thermal Resistance (Note 1)
R
Operating Junction Temperature
Tj
-55 to +150
Storage Temperature
T STG
-55 to +150
JA
500
C
Note 1: Thermal resistance from junction to ambient.
MDS0210006B
Page 1
SMD Fast Recovery Rectifier
COMCHIP
www.comchip.com.tw
Rating and Characteristic Curves (CFRA151 Thru CFRA157)
Fig.2 - Forward Characteristics
Fig. 1 - Reverse Characteristics
100
Forward current ( A )
Reverse Current ( uA )
1000
Tj=125 C
100
10
10
1
0.1
Tj=25 C
1.0
Tj=25 C
Pulse width 300uS
4% duty cycle
0.1
0
0.01
20
40
60
80
100
0
0.4
Fig. 3 - Junction Capacitance
1.6
2.0
Fig. 4 - Non Repetitive Forward
Surge Current
50
Peak Surge Forward Current ( A )
140
Junction Capacitance (pF)
1.2
Forward Voltage (V)
Percent of Rated Peak Reverse Voltage (%)
120
Tj=25 C
f=1.0MHz
Vsig=50mV p-p
100
0.8
80
60
40
8.3mS Single Half Sine
Wave JEDEC methode
40
30
Tj=25 C
20
10
20
0
0
0.1
1.0
10
100
1000
1
Reverse Voltage (V)
5
10
50
1 00
Number of Cycles at 60Hz
Fig. 5 - Test Circuit Diagram and Reverse Recovery Time Characteristics
Fig. 6 - Current Derating Curve
2.1
trr
10W
NONINDUCTIVE
|
|
|
|
|
|
|
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+0.5A
( )
(+)
25Vdc
(approx.)
D.U.T.
PULSE
GENERATOR
(NOTE 2)
( )
1W
NONINDUCTIVE
Average Forward Current ( A )
50W
NONINDUCTIVE
0
-0.25A
(+)
OSCILLISCOPE
(NOTE 1)
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
-1.0A
1.8
1.5
1.2
0.9
0.6
Single Phase
Half Wave 60Hz
0.3
00
25
50
75
100
125
150
175
1cm
SET TIME BASE FOR
Ambient Temperature ( C)
50 / 10ns / cm
MDS0210006B
Page 2
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