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1N4948GP [LUNSURE]

1 Amp Glass Passivated Fast Recovery Rectifier 200-1000 Volts; 1安培玻璃钝化快速恢复整流200-1000伏
1N4948GP
型号： 1N4948GP
厂家： Lunsure Electronic    Lunsure Electronic
描述：

1 Amp Glass Passivated Fast Recovery Rectifier 200-1000 Volts
1安培玻璃钝化快速恢复整流200-1000伏

二极管
文件： 总3页 (文件大小：49K)
中文：  中文翻译
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1N4942GP  
THRU  
Shanghai Lunsure Electronic  
Technology Co.,Ltd  
Tel:0086-21-37185008  
Fax:0086-21-57152769  
1N4948GP  
Features  
1 Amp Glass  
Passivated Fast  
Recovery Rectifier  
200 - 1000 Volts  
·
·
·
·
·
Low Leakage Current  
Metalurgically Bonded Construction  
Low Cost  
Fast Switching For High Efficiency  
Glass Passivated Junction  
Maximum Ratings  
DO-41  
·
·
·
Operating Temperature: -55°C to +150°C  
Storage Temperature: -55°C to +150°C  
Maximum Thermal Resistance; 50°C/W Junction To Ambient  
Microsemi  
Catalog  
Number  
Device  
Marking  
Maximum  
Recurrent  
Peak  
Reverse  
Voltage  
200V  
400V  
600V  
800V  
1000V  
Maximum Maximum  
RMS  
DC  
Voltage  
Blocking  
Voltage  
D
1N4942GP  
1N4944GP  
1N4946GP  
1N4947GP  
1N4948GP  
---  
---  
---  
---  
---  
140V  
280V  
420V  
560V  
700V  
200V  
400V  
600V  
800V  
1000V  
A
Cathode  
Mark  
B
D
Electrical Characteristics @ 25°C Unless Otherwise Specified  
Average Forward  
Current  
IF(AV)  
1.0A  
TA =55°C  
Peak Forward Surge  
Current  
IFSM  
25A  
8.3ms, half sine  
C
Maximum  
Instantaneous  
Forward Voltage  
Maximum DC  
Reverse Current At  
Rated DC Blocking  
Voltage  
Maximum Reverse  
Recovery Time  
1N4942-4944  
1N4946-4947  
1N4948  
VF  
IR  
1.3V  
IFM = 1.0A;  
TA = 25°C*  
5.0mA  
200mA  
TJ = 25°C  
TJ = 150°C  
DIMENSIONS  
INCHES  
MIN  
.166  
.080  
.028  
MM  
MIN  
DIM  
A
B
C
D
MAX  
.205  
.107  
.034  
---  
MAX  
5.20  
2.70  
.90  
NOTE  
4.10  
2.00  
.70  
Trr  
CJ  
150ns  
250ns  
500ns  
15pF  
IF=0.5A,  
1.000  
25.40  
---  
IR=1.0A,  
Irr=0.25A  
Measured at  
1.0MHz,  
VR=4.0V  
Typical Junction  
Capacitance  
*Pulse test: Pulse width 300 msec, Duty cycle 2%  
www.cnelectr.com  
1N4942GP thru 1N4948GP  
Figure 1  
Typical Forward Characteristics  
20  
Figure 2  
Forward Derating Curve  
10  
6
1.2  
1.0  
.8  
4
2
1
.6  
.4  
Amps  
.6  
.4  
.2  
Amps  
.2  
25°C  
.1  
.06  
.04  
Single Phase, Half Wave  
60Hz Resistive or Inductive Load  
0
50  
75  
100  
125  
150  
175  
0
°C  
.02  
.01  
Average Forward Rectified Current - Amperesversus  
Ambient Temperature -°C  
.4  
.6  
1.4  
.8  
1.0  
1.2  
Volts  
Instantaneous Forward Current - Amperesversus  
Instantaneous Forward Voltage - Volts  
Figure 3  
Junction Capacitance  
100  
60  
40  
20  
TJ=25°C  
pF  
10  
6
4
2
1
400  
1000  
.1  
.2  
.4  
1
2
10 20  
200  
4
40  
100  
Volts  
Junction Capacitance - pFversus  
Reverse Voltage - Volts  
www.cnelectr .com  
1N4942GP thru 1N4948GP  
Figure 4  
Typical Reverse Characteristics  
Figure 5  
100  
60  
Non-Repetitive Peak Forward Surge Current  
30  
25  
40  
20  
20  
15  
10  
10  
6
Amps  
TA=125°C  
4
5
0
2
1
80  
100  
1
60  
4
6
10 20  
40  
8
2
mAmps  
.6  
.4  
Cycles  
Peak Forward Surge Current - Amperesversus  
Number Of Cycles At 60Hz - Cycles  
TA=75°C  
.2  
.1  
.06  
.04  
TA=25°C  
.02  
.01  
20  
40  
60  
80  
140  
100  
120  
Volts  
Instantaneous Reverse Leakage Current - MicroAmperesversus  
Percent Of Rated Peak Reverse Voltage - Volts  
Figure 6  
Reverse Recovery Time Characteristic And Test Circuit Diagram  
50W 10W  
trr  
+0.5A  
0
Pulse  
Generator  
Note 2  
-0.25  
25Vdc  
Oscilloscope  
Note 1  
1W  
-1.0  
1cm  
Notes:  
1. Rise Time = 7ns max.  
Set Time Base for 20/100ns/cm  
Input impedance = 1 megohm, 22pF  
2. Rise Time = 10ns max.  
Source impedance = 50 ohms  
3. Resistors are non-inductive  
www.cnelectr.com  

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