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參數(shù)資料
| 型號(hào)： | 1N4948 |
| 廠商： | GENERAL SEMICONDUCTOR INC |
| 元件分類： | 二極管(射頻、小信號(hào)、開關(guān)、功率) |
| 英文描述： | 1 A, 1000 V, SILICON, SIGNAL DIODE, DO-204AP |
| 封裝： | GLASS, DO-204AP, 2 PIN |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 45K |
| 代理商： | 1N4948 |
1N4942 thru 1N4948
Glass Passivated Junction
Fast Switching Rectifier
Reverse Voltage 200 to 1000V
Forward Current 1.0A
Patented*
0.034 (0.86)
0.028 (0.71)
DIA.
0.150 (3.8)
0.100 (2.5)
DIA.
1.0 (25.4)
MIN.
0.240 (6.1)
MAX.
1.0 (25.4)
MIN.
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol 1N4942 1N4944 1N4946 1N4947 1N4948
Unit
* Maximum repetitive peak reverse voltage
VRRM
200
400
600
800
1000
V
Maximum RMS voltage
VRMS
140
280
420
560
700
V
* Maximum DC blocking voltage
VDC
200
400
600
800
1000
V
* Maximum average forward rectified current
0.375” (9.5mm) lead length at TA = 55
°C
lF(AV)
1.0
A
* Peak forward surge current 8.3ms single half sine-wave
IFSM
25
A
superimposed on rated load (JEDEC Method)
Typical thermal resistance (Note 1)
R
ΘJA
55
°C/W
* Operating junction and storage temperature range
TJ, TSTG
–65 to +175
°C
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol 1N4942 1N4944 1N4946 1N4947 1N4948
Unit
* Minimum reverse breakdown voltage at 50
AV(BR)
220
440
660
880
1100
V
* Max. instantaneous forward voltage at 1.0A
1.3
at 2.0A, TA = –40
°C
VF
2.5
V
* Maximum DC reverse current
TA = 25
°C
1.0
at Rated DC blocking voltage
TA = 175
°C
IR
500
A
* Max. reverse recovery time at IF=0.5A, IR=1.0A, Irr=25A
trr
150
250
500
ns
Typical junction capacitance at 4.0V, 1MHz
CJ
15
pF
Notes: (1) Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
*JEDEC registered values
DO204AP
5/12/00
Features
High temperature metallurgically bonded construction
Hermetically sealed package
Cavity-free glass passivated junction
1.0 ampere operation at TA=55°C with no thermal runaway
Typical IR less than 0.1
A
Capable of meeting environmental standards of
MIL-S-19500
Fast switching for high efficiency
High temperature soldering guaranteed: 350°C/10 seconds,
0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension
Mechanical Data
Case: JEDEC DO-204AP Solid glass body
Terminals: Solder plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.02 ounce, 0.56 gram
Dimensions in inches and (millimeters)
*Brazed-lead assembly is covered by Patent No. 3,930,306
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 1N4948 _AY _10001 | 制造商:PanJit Touch Screens 功能描述: |
| 1N4948/4 | 功能描述:整流器 1.0 Amp 1000 Volt RoHS:否 制造商:Vishay Semiconductors 產(chǎn)品:Standard Recovery Rectifiers 配置: 反向電壓:100 V 正向電壓下降: 恢復(fù)時(shí)間:1.2 us 正向連續(xù)電流:2 A 最大浪涌電流:35 A 反向電流 IR:5 uA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DO-221AC 封裝:Reel |
| 1N4948_ R2 _10001 | 制造商:PanJit Touch Screens 功能描述: |
| 1N4948-B | 功能描述:整流器 1A 1000V 500ns RoHS:否 制造商:Vishay Semiconductors 產(chǎn)品:Standard Recovery Rectifiers 配置: 反向電壓:100 V 正向電壓下降: 恢復(fù)時(shí)間:1.2 us 正向連續(xù)電流:2 A 最大浪涌電流:35 A 反向電流 IR:5 uA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DO-221AC 封裝:Reel |
| 1N4948-E3/54 | 功能描述:整流器 1.0 Amp 1000 Volt RoHS:否 制造商:Vishay Semiconductors 產(chǎn)品:Standard Recovery Rectifiers 配置: 反向電壓:100 V 正向電壓下降: 恢復(fù)時(shí)間:1.2 us 正向連續(xù)電流:2 A 最大浪涌電流:35 A 反向電流 IR:5 uA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DO-221AC 封裝:Reel |
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