UF802 [CHENG-YI]
ULTRAFAST SWITCHING RECTIFIERS; 超快开关整流器
| 型号： | UF802 |
| 厂家： | 
CHENG-YI ELECTRONIC CO., LTD. |
| 描述： | ULTRAFAST SWITCHING RECTIFIERS |
| 文件： | 总2页 (文件大小：160K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
UF800 thru UF808
UULLTTRRAAFFAASSTT SSWWIITTCCHHIINNGG RREECCTTIIFFIIEERRSS
CCHHEENNGG--YYII
ELECTRONIC
VOLTAGE RANGE
-50 TO 800 VOLTS
CURRENT
-8.0 Amperes
TO-220AC
FEATURES
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O utilizing
Flame Retardant Epoxy Molding Compound.
Exceeds environmental standards of MIL-
S-19500/228.
Low power loss, high efficiency.
Low forward voltage, high current capability.
High surge capacity.
Ultra fast recovery times, high voltage.
MECHANICAL DATA
Case: TO-220AC molded plastic
Terminals: Lead solderable per
MIL-STD-202, Method 208
Polarity: As marked.
Mounting position: Any
Weight: 0.08 ounces, 2.24 grams.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
0
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, reistive or inductive load.
For capacitive load, derate current by 20%.
TYPY NUMBER
UF800 UF801 UF802 UF803 UF804 UF806 UF808
UNITS
V
V
V
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
50
35
50
100
70
200
140
200
300
210
300
400
280
400
600
420
600
800
560
800
Maximum DC Blocking Voltage
100
Maximum Average Forward Rectified Current
8.0
A
0
.375"(9.5mm) lead length @ TC=100 C
Peak Forward Surge Current,
8.3 ms single half sine-wave
125
A
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 8.0A
1.0
1.3
10
1.7
V
A
0
@ TA= 25 C
Maximum D.C Reverse Current
at Rated D.C Blocking Voltage
0
@ TA=125 C
A
500
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
50
80
100
50
Ns
pF
0
Typical Junction Resistance (Note 3) R JA
Operating and Storage Temperature Range Tj, TSTG
15
C / W
0
-50 to +150
C
Notes : 1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A
2. Measured at 1 MHZ and applied reverse voltage of 4.0V D.C.
3. Thermal resistance from junction to ambient and from junction to lead length 0.375" (9.5mm) P.C.B. Mounted.
UF800 thru UF808
UULLTTRRAAFFAASSTT SSWWIITTCCHHIINNGG RREECCTTIIFFIIEERRSS
CCHHEENNGG--YYII
ELECTRONIC
RATING AND CHARACTERISTICS CURVES
UF800 THRU UF808
Fig. 1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
t
50
10
Noninductive
rr
Noninductive
+0.5A
(
)
D.U.T.
(+)
PULSE
0
25 Vdc
(approx)
GENERATOR
NOTE 2
-0.25
(
)
1
(+)
OSCILLOSCOPE
NOTE 1
NON-
Inductive
NOTES:1. Rise Time=7ns max.
Input Impedance=1 megohm. 22pF
2. Rise Time=10ns max.
Source Impedance=50 Ohms.
-1.0
SET TIME
BASE FOR
10ns/cm
1cm
Fig. 1 - TYPICAL FORWARD CURRENT DERATING CURVE
Fig. 2 - TYPICAL REVERSE CHARACTERISTICS
20
1000
16
12
8
0
T =125 C
J
100
4
0
10
0
50
100
150
o
CASE TEMPERATURE, C
0
T =25C
J
Fig. 3 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
1.0
125
0
TJ=25 C
100
8.3ms Single Half Since-Wave
75
50
25
JEDEC Method
0.1
20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE
Fig. 5 - TYPICAL FORWARD CHARACTERISTICS
1
2
5
10
20
50
100
Munber of cycles at 60 HZ
80
40
20
Fig. 4 - TYPICL JUNCTION CAPACITANCE
UF800
10
210
3.0
200
160
120
80
UF808
1.0
0.3
0.1
UF800
0.03
40
UF808
0
0.01
1
2
5
10
20
50 100 200
500
0.4 0.6 0.8 1.0 1.2 1.4 1.8
REVERSE VOLTAGE, VOLTS
FORWARD VOLTAGE, VOLTS
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