SFR1020L [UTC]
Rectifier Diode, 1 Phase, 2 Element, 5A, 200V V(RRM), Silicon, TO-220AB, LEAD FREE, TO-220, 3 PIN;型号: | SFR1020L |
厂家: | Unisonic Technologies |
描述: | Rectifier Diode, 1 Phase, 2 Element, 5A, 200V V(RRM), Silicon, TO-220AB, LEAD FREE, TO-220, 3 PIN 整流二极管 局域网 超快恢复二极管 快速恢复二极管 |
文件: | 总4页 (文件大小:125K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
UTC SFR1020
DIODE
ULTRA-FAST RECOVERY RECTIFIER DIODES
DESCRIPTION
SFR1020 is dual center tap rectifier suited for high
frequency Switching Mode Power Supplies applications.
FEATURES
1
* HIGH SURGE CURRENT CAPABILITY
* SUITED FOR SMPS, DC ~ DC CONVERTERS
* LOW FORWARD AND REVERSE RECOVERY TIME
* LOW LOSSES
TO-220
CONNECTION DIAGRAM
1: A1 2: K
3: A2
A1
*Pb-free plating product number: SFR1020L
K
A2
UTC UNISONIC TECHNOLOGIES CO., LTD.
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QW-R601-004,A
UTC SFR1020
DIODE
ABSOLUTE MAXIMUM RATINGS
(limiting values, per diode)
PARAMETER
Repetitive peak reverse voltage
RMS forward current
SYMBOL
VRRM
IF(RMS)
RATINGS
200
UNIT
V
A
10
Average forward current δ= 0.5
IF(AV)
5
A
TC=125℃ (Per diode)
Surge non repetitive forward current
tp=10ms sinusoidal
Storage temperature range
IFSM
Tstg
50
A
℃
-60 ~ +150
ELECTRICAL CHARACTERISTICS
(per diode)
PARAMETER
SYMBOL
TEST CONDITONS
MIN
TYP
MAX
50
0.6
0.99
1.20
1.25
UNIT
µA
mA
Tj = 25℃
Tj = 100℃
Tj = 125℃
Tj = 125℃
Tj = 25℃
Reverse leakage current
IR *
VR = VRRM
IF= 5 A
IF= 10 A
IF = 10 A
0.8
0.95
Forward voltage drop
VF **
V
* tp = 5 ms, δ< 2 %
** tp = 380 µs, δ< 2 %
2
To evaluate the conduction losses use the following equation: P = 0.78×IF(AV) + 0.042 ×IF (RMS)
RECOVERY CHARACTERISTICS
PARAMETER
Reverse recovery time
SYMBOL
trr
TEST CONDITIONS
MIN
TYP
MAX
30
UNIT
ns
Tj = 25℃, IF = 0.5A , Irr = 0.25A , IR = 1A
Tj = 25℃, IF= 1A, dIF/dt = 50 A/µs
V
Formard recovery time
tfr
20
3
ns
V
FR = 1.1×VF max
Tj = 25℃, IF= 1A, dIF/dt = 50 A/µs
VFP
THERMAL RESISTANCES
PARAMETER
SYMBOL
Rth (j-c)
RATINGS
4.0
UNIT
℃/W
Per diode
Total
Junction to case
2.4
Coupling
Rth (c)
0.7
When diodes 1 and 2 are used simultaneously :
∆Tj (diode 1) = P(diode 1)×Rth(j-c)(Per diode) + P(diode 2) ×Rth(c)
UTC UNISONIC TECHNOLOGIES CO., LTD.
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QW-R601-004,A
UTC SFR1020
DIODE
Average forward power dissipation versus
average forward current (per diode)
Peak current versus form factor (per diode)
7
6
5
4
3
2
1
0
50
45
δ=0.1
δ=0.2
δ=0.5
δ=0.05
T
40
35
30
P=5W
δ= tp/T
tp
δ=1
25
20
P=7.5W
P=10W
15
10
5
T
P=2.5W
δ=tp/T
tp
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
δ
IF (av) (A)
Average forward current versus ambient temperature
Non repetitive surge peak forward current
versus overload duration
6
70
60
50
40
30
20
10
0
Rth(j-a)=Rth(j-c)
5
4
Rth(j-a)=15℃/W
Tc=25℃
3
2
1
0
T
Tc=125℃
IM
t
δ=tp/T
25
tp
δ=0.5
0
50
75
100
125
150
IE-3
IE-2
IE-1
IE+0
t (s)
Ta (℃)
Forward voltage drop versus forward current
(maximum values, per diode)
Relative variation of thermal versus impedance
junction to case versus pulse duration
1.0
0.1
50.0
10.0
δ=0.5
δ=0.2
Tj=125℃
Tj=25℃
δ=0.1
1.0
0.1
T
Single pulse
δ=tp/T
tp
IE+0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
VFM (V)
IE-3
IE-2
IE-1
t (s)
UTC UNISONIC TECHNOLOGIES CO., LTD.
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QW-R601-004,A
UTC SFR1020
DIODE
Reverse recovery charges versus dIF/dt
(per diode).
Junction capacitance versus reverse voltage
applied (typical values, per diode).
50
40
200
F=1MHz
IF = IF (av)
Tj =25℃
90% confidence
Tj =125℃
100
50
30
20
20
10
10
1
10
100 200
10
20
50
100
200
500
VR (V)
dIF/dt (A/μs)
Peak reverse recovery current versus dIF/dt
(per diode).
Dynamic parameters versus junction temperature
(per diode)
20.0
10.0
1.25
IF=IF (av)
90% confidence
1.00
0.75
0.50
0.25
Tj=125℃
IRM
Qrr
1.0
0.1
10
20
50
dIF/dt (A/μs)
0
25
50
75
100
200
500
100
125
150
Tj (℃)
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UTC UNISONIC TECHNOLOGIES CO., LTD.
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QW-R601-004,A
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