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参数资料
| 型号： | SB250 |
| 厂商： | GENERAL SEMICONDUCTOR INC |
| 元件分类： | 整流器 |
| 英文描述： | 2 A, 50 V, SILICON, RECTIFIER DIODE, DO-204AC |
| 封装： | PLASTIC, DO-15, 2 PIN |
| 文件页数： | 1/2页 |
| 文件大小： | 49K |
| 代理商： | SB250 |
SB220 thru SB260
Schottky Barrier Rectifier
Reverse Voltage 20 to 60V
Forward Current 2.0A
Maximum Ratings and Thermal Characteristics (TA = 25°C unless otherwise noted)
Parameter
Symbol
SB220
SB230
SB240
SB250
SB260
Unit
Maximum repetitive peak reverse voltage
VRRM
20
30
40
50
60
V
Maximum RMS voltage
VRMS
14
21
28
35
42
V
Maximum DC blocking voltage
VDC
20
30
40
50
60
V
Maximum average forward rectified current
IF(AV)
2.0
A
at 0.375” (9.5mm) lead length (See Fig. 1)
Peak forward surge current 8.3ms single half sine-wave
IFSM
50
A
superimposed on rated load (JEDEC Method)
Maximum Full Load Reverse Current,
Full Cycle Average at TA = 75°C
IR(AV)
30
mA
Typical thermal resistance (Note 2)
R
θJA
45
R
θJL
14
°C/W
Operating junction temperature range
TJ
–65 to +125
–65 to +150
°C
Storage temperature range
TSTG
–65 to +150
°C
Electrical Characteristics (TA = 25°C unless otherwise noted)
Maximum instantaneous
VF
0.50
0.68
V
forward voltage at 2.0A (Note 1)
Maximum instantaneous reverse current
TA = 25°C
IR
0.5
mA
at rated DC blocking voltage (Note 1)
TA = 100°C
15
8.0
Typical Junction Capacitance
CJ
170
pF
Notes: (1) Pulse test: 300
s pulse width, 1% duty cycle
(2) Thermal resistance junction to lead P.C.B. mounted 0.375” (9.5mm) lead length
Features
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Low power loss, high efficiency
For use in low voltage high frequency inverters,
free wheeling, and polarity protection applications
Guardring for overvoltage protection
High temperature soldering guaranteed:
250°C/10 seconds at terminals
Mechanical Data
Case: JEDEC DO-204AC molded plastic body over
passivated chip
Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.015oz., 0.4g
Dimensions in inches
and (millimeters)
DO-204AC (DO-15)
10/2/01
0.034 (0.86)
0.028 (0.71)
Dia.
0.140 (3.6)
0.104 (2.6)
Dia.
0.230 (5.8)
0.300 (7.6)
1.0 (25.4)
min.
1.0 (25.4)
min.
New
Product
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