參數(shù)資料
型號： MMSZ5249B
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 參考電壓二極管
英文描述： 5% TOLERANCE
中文描述： 19 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE
封裝： SOD-123, 2 PIN
文件頁數(shù)： 1/5頁
文件大?。?/td> 158K
代理商： MMSZ5249B
DISCRETE POWER AND SIGNAL
TECHNOLOGIES
MMSZ5249B
5% TOLERANCE
Electrical Characteristics
TA = 25
O
C unless otherwise noted
SYM
CHARACTERISTICS
MIN
MAX
UNITS
TEST CONDITIONS
V
Z
Zener Voltage
18.05
17.88
19.95
19.42
V
V
I
ZT
=
I
ZT
=
I
ZT
=
I
ZK
=
V
R
=
I
F
6.6 mA
D.C.
6.6 mA
Pulse 26 mS
Z
Z
Z
ZK
I
R
V
F
Zener Impedance
23.0
Ohms
6.6 mA
Zener Knee Impedance
600
Ohms
250 uA
Reverse Leakage
100
nA
14.0 V
Forward Voltage
900
mV
=
10 mA
Absolute Maximum Ratings
(note 1)
TA = 25
O
C unless otherwise noted
Parameter
Value
Units
Storage Temperature
-55 to +150
O
C
O
C
Maximum Junction Temperature
Total Power Dissipation at 25
O
C
Derate above 25
O
C
-55 to +150
500
mW
mW/
O
C
O
C/W
%/
O
C
V
6.7
Thermal Resistance (R
JA
) Junction to Ambient (note 2)
Maximum Temperature Coefficient
Nominal Zener Voltage (V
Z
) at 6.6 mA
Note 1: These ratings are limiting values above which the serviceability of any semiconductor device may be impaired
340
0.086
19.0
Note 2: FR-4 or FR-5 = 3.5 x 1.5 inches using minimum recommended Land Pads.
Top Mark:
J4
1: Cathode
2: Anode
2
1
1997 Fairchild Semiconductor Corporation
Features:
Compact surface mount with same footprint as mini-melf
500 mW rating on FR-4 or FR-5 board.
Class 3 ESD rating (>16 kV) per Human Body Model
Ordering:
7 inch reel (178 mm); 8 mm Tape; 3,000 units per reel.
General Description:
Half watt, General purpose, Medium Current Surface Mount
Zener in the SOD-123 package. The SOD-123 package has
the same footprint as the glass mini-melf (LL-34) package &
provides a convenient alternative to the Leadless package.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MMSZ5249B RH 功能描述:穩(wěn)壓二極管 Zener 500mW 5% 19V RoHS:否 制造商:Vishay Semiconductors 齊納電壓:12 V 電壓容差:5 % 電壓溫度系數(shù):0.075 % / K 齊納電流: 功率耗散:3 W 最大反向漏泄電流:3 uA 最大齊納阻抗:7 Ohms 最大工作溫度:+ 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DO-214AC 封裝:Reel
MMSZ5249B_Q 功能描述:穩(wěn)壓二極管 19V 0.5W Zener RoHS:否 制造商:Vishay Semiconductors 齊納電壓:12 V 電壓容差:5 % 電壓溫度系數(shù):0.075 % / K 齊納電流: 功率耗散:3 W 最大反向漏泄電流:3 uA 最大齊納阻抗:7 Ohms 最大工作溫度:+ 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DO-214AC 封裝:Reel
MMSZ5249B-E3-08 制造商:Vishay Intertechnologies 功能描述:ZENER DIODE SOD123 制造商:Vishay Intertechnologies 功能描述:DIODE, ZENER, 19V, 0.5W, SOD-123-2, Zener Voltage Vz Typ:19V, Power Dissipation 制造商:Vishay Semiconductors 功能描述:DIODE, ZENER, 19V, 0.5W, SOD-123-2, Zener Voltage Vz Typ:19V, Power Dissipation Pd:500mW, Operating Temperature Min:-55C, Operating Temperature Max:150C, Diode Case Style:SOD-123, No. of Pins:2 , RoHS Compliant: Yes 制造商:Vishay Semiconductors 功能描述:DIODE, ZENER, 19V, 500MW, SOD-123-2, Zener Voltage Vz Typ:19V, Power Dissipation Pd:500mW, Operating Temperature Min:-55C, Operating Temperature Max:150C, Diode Case Style:SOD-123, No. of Pins:2 , RoHS Compliant: Yes
MMSZ5249B-E3-18 制造商:Vishay Intertechnologies 功能描述:ZENER DIODE SOD123
MMSZ5249B-G3-08 制造商:Vishay Intertechnologies 功能描述:. 制造商:Vishay Intertechnologies 功能描述:Zener Diodes 19 Volt 0.5W 5% 制造商:Vishay Intertechnologies 功能描述:ZENER DIODE SOD123
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