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參數資料
| 型號： | FR257 |
| 廠商： | RECTRON LTD |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | FAST RECOVERY RECTIFIER (VOLTAGE RANGE 50 to 1000 Volts CURRENT 2.5 Amperes) |
| 中文描述： | 2.5 A, 1000 V, SILICON, RECTIFIER DIODE |
| 封裝： | PLASTIC, R-3, 2 PIN |
| 文件頁數： | 1/3頁 |
| 文件大小： | 199K |
| 代理商： | FR257 |
1
Notes:
(1) Reverse recovery test conditions: I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
(2) Measured at 1.0MHz and applied reverse voltage of 4.0 volts
(3) Pulse test: pulse width 300uSec, Duty cycle 1%
Symbols
FR251
FR252
FR253
FR254
FR255
FR256
FR257
FR257
-STR
Units
Maximum repetitive peak reverse voltage
V
RRM
50
100
200
400
600
800
1000
1000
Volts
Maximum RMS voltage
V
RMS
35
70
140
280
420
560
700
700
Volts
Maximum DC blocking voltage
V
DC
50
100
200
400
600
800
1000
1000
Volts
Average forward rectified current
at T
A
=85
I
(AV)
2.5
Amps
Peak forward surge current
8.3mS single half sine-wave
(MIL-STD-750D 4066 method)
I
FSM
150.0
Amps
Maximum instantaneous forward voltage
at I
FM
=2.5A, T
A
=25
(Note 3)
V
F
1.3
Volts
Maximum DC reverse current T
A
=25
at rated DC blocking voltage T
A
=55
I
R
10.0
150.0
A
Maximum reverse recovery time (Note 1)
T
rr
150
250
500
250
nS
Typical junction capacitance (Note 2)
C
J
65.0
F
Operating and storage temperature range
T
J
, T
STG
-65 to +150
Features
FR251 THRU FR257
FAST RECOVERY RECTIFIER
Reverse Voltage -
50 to 1000 Volts
Forward Current -
2.5 Amperes
Maximum Ratings and Electrical Characteristics
@2
5
unless otherwise specified
DIMENSIONS
DIM
inches
mm
Note
Min.
Max.
Min.
Max.
A
0.138
0.161
3.50
4.10
B
0.138
0.161
3.50
4.10
C
0.040
0.043
1.00
1.10
D
1.000
-
25.40
-
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Fast switching for high efficiency
Construction utilizes void-free molded plastic technique
2.5 ampere operation at T
A
=85
runaway
High temperature soldering guaranteed:
250
/10 seconds, 0.375(9.5mm) lead length,
5 lbs. (2.3kg) tension
with no thermal
Case:
R-3 molded plastic body
Terminals:
Plated axial leads, solderable per
MIL-STD-750, method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.021 ounce, 0.60 gram
Mechanical Data
相關PDF資料 |
PDF描述 |
|---|---|
| FR257P | FAST RECOVERY RECTIFIER (VOLTAGE RANGE 50 to 1000 Volts CURRENT 2.5 Amperes) |
| FR251 | 2.5A FAST RECOVERY DIODES |
| FR252 | 2.5A FAST RECOVERY DIODES |
| FR253 | 2.5A FAST RECOVERY DIODES |
| FR254 | 2.5A FAST RECOVERY DIODES |
相關代理商/技術參數 |
參數描述 |
|---|---|
| FR257-B | 功能描述:整流器 2.5A 1000V 500ns RoHS:否 制造商:Vishay Semiconductors 產品:Standard Recovery Rectifiers 配置: 反向電壓:100 V 正向電壓下降: 恢復時間:1.2 us 正向連續電流:2 A 最大浪涌電流:35 A 反向電流 IR:5 uA 安裝風格:SMD/SMT 封裝 / 箱體:DO-221AC 封裝:Reel |
| FR257G | 制造商:DACHANG 制造商全稱:Rugao Dachang Electronics Co., Ltd 功能描述:Plastic Fast Recover Rectifier Reverse Voltage 50 to 1000V Forward Current 2.5A |
| FR257G-STR | 制造商:SYNSEMI 制造商全稱:SYNSEMI 功能描述:GLASS PASSIVATED JUNCTION FAST RECOVERY RECTIFIERS |
| FR257P | 制造商:RECTRON 制造商全稱:Rectron Semiconductor 功能描述:FAST RECOVERY RECTIFIER (VOLTAGE RANGE 50 to 1000 Volts CURRENT 2.5 Amperes) |
| FR257-STR | 制造商:EIC 制造商全稱:EIC discrete Semiconductors 功能描述:FAST RECOVERY |
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