STPR2420CT [STMICROELECTRONICS]
ULTRA-FAST RECOVERY RECTIFIER DIODES; 超快恢复整流二极管
| 型号： | STPR2420CT |
| 厂家： | 
ST |
| 描述： | ULTRA-FAST RECOVERY RECTIFIER DIODES |
| 文件： | 总5页 (文件大小：62K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
STPR2420CT
ULTRA-FAST RECOVERY RECTIFIER DIODES
MAIN PRODUCTS CHARACTERISTICS
A1
A2
IF(AV)
VRRM
2 x 12 A
200 V
K
Tj (max)
VF (max)
trr (max)
150°C
0.99 V
30 ns
FEATURES
SUITED FOR SMPS
LOW LOSSES
LOW FORWARD AND REVERSE RECOVERY
TIME
A2
K
A1
TO-220AB
HIGH SURGE CURRENT CAPABILITY
HIGH AVALANCHEENERGY CAPABILITY
Low cost dual center tap rectifier suited for Switch
Mode Power Supply and high frequencyDC to DC
converters.
Packagedin TO-220AB,this device is intended for
use in low voltage, high frequency inverters, free
wheeling and polarity protection applications.
Symbol
VRRM
Parameter
Repetitivepeak reverse voltage
Value
200
30
Unit
V
RMS forward current
IF(RMS)
IF(AV)
A
Average forward current
Tc = 115°C
Per diode
12
A
δ = 0.5
Per device
24
Surge non repetitiveforward current
Tp = 10 ms
Sinusoidal
IFSM
120
A
Storage temperaturerange
Tstg
Tj
- 65 to + 150
+ 150
°C
Maximum operating junction temperature
July 1999 - Ed: 2B
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STPR2420CT
THERMAL RESISTANCES
Symbol
Parameter
Value
Unit
Junction to case
Per diode
Total
Rth(j-c)
2.5
1.4
°C/W
Coupling
Rth(c)
When the diodes 1 and 2 are used simultaneously:
0.23
∆
Tj(diode 1) = P(diode 1) x Rth(j-c)(Per diode)+ P(diode 2) x Rth(c)
STATIC ELECTRICAL CHARACTERISTICS
Symbol
Parameters
Test conditions
Min. Typ. Max.
Unit
µA
mA
V
Reverse leakage current
Tj = 25°C
Tj = 100°C
Tj = 125°C
Tj = 125°C
Tj = 25°C
VR = VRRM
IR *
50
0.8
Forward voltage drop
IF = 12 A
IF = 24 A
IF = 24 A
VF **
0.99
1.20
1.25
Pulse test : * tp = 5 ms, δ < 2 %
** tp = 380 µs, δ < 2 %
To evaluate the conductionlosses use the following equation:
2
P = 0.78 x IF(AV) + 0.0175x IF (RMS)
RECOVERY CHARACTERISTICS
Symbol
trr
Test conditions
Min. Typ. Max.
Unit
Tj = 25°C
IF = 0.5A Irr = 0.25A IR = 1A
IF = 1A tr = 10 ns VFR = 1.1 x VF
IF = 1A tr = 10 ns
30
ns
°
Tj = 25 C
tfr
20
3
°
Tj = 25 C
VFP
V
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STPR2420CT
Fig. 1:
Fig. 2:
Peakcurrentversus form factor (perdiode).
Average forward power dissipation versus
averageforward current (per diode).
Fig. 3: Average current versus ambient
temperature.
Fig. 4: Non repetitive surge peak forward current
versus overload duration (maximum values).
Fig. 5:
Relative variation of thermal transient
Fig. 6:
current.
Forward voltage drop versus forward
impedance junction to case versus pulse duration.
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STPR2420CT
Fig. 7:
Fig. 8:
Recoverycharge versus dIF/dt (per diode).
Junction capacitance versus reverse
voltage applied (typical values, per diode).
Fig. 9: Peak reverse current versus dIF/dt (per
diode).
Fig. 10: Dynamic parameters versus junction
temperature(per diode).
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STPR2420CT
PACKAGE MECHANICAL DATA
TO-220AB
DIMENSIONS
Millimeters Inches
REF.
Min.
Max.
Min.
Max.
A
C
4.40
1.23
2.40
0.49
0.61
1.14
1.14
4.95
2.40
10
4.60
1.32
2.72
0.70
0.88
1.70
1.70
5.15
2.70
10.40
0.173
0.048
0.094
0.019
0.024
0.044
0.044
0.194
0.094
0.393
0.181
0.051
0.107
0.027
0.034
0.066
0.066
0.202
0.106
0.409
A
H2
Dia
D
C
E
L5
L7
F
F1
F2
G
L6
L2
F2
D
G1
H2
L2
L4
L5
L6
L7
L9
M
F1
L9
L4
16.4 typ.
0.645 typ.
F
13
14
0.511
0.104
0.600
0.244
0.137
0.551
0.116
0.620
0.259
0.154
M
G1
E
2.65
15.25
6.20
3.50
2.95
15.75
6.60
3.93
G
2.6 typ.
0.102 typ.
Diam.
3.75
3.85
0.147
0.151
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