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參數資料
| 型號： | SZN4990SMSS |
| 廠商： | SOLID STATE DEVICES INC |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | 220 V, 5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE |
| 封裝： | HERMETIC SEALED, GLASS, SMS, 2 PIN |
| 文件頁數： | 1/3頁 |
| 文件大小： | 198K |
| 代理商： | SZN4990SMSS |
NOTE: All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: Z00010D
DOC
Solid State Devices, Inc.
14701 Firestone Blvd * La Mirada, Ca 90638
Phone: (562) 404-4474 * Fax: (562) 404-1773
ssdi@ssdi-power.com * www.ssdi-power.com
Designer’s Data Sheet
FEATURES:
Hermetically Glass Sealed
High Power Dissipation 5W
Tight Voltage Tolerance 5%
For other Voltage, Power, or Tolerance Consult Factory.
TX, TXV, and S-Level Screening Available 5/.
Replacement for 1N4954 – 1N4996
Part Number/Ordering Information 4/
SZN
__
__ __
└ Screening
5/
__ = Not Screened
TX = TX Level
TXV = TXV
S = S Level
│
└ Package Type 6/
__ = Axial Leaded
SMS = Surface Mount Square Tab
K = 40 Mil Lead Diameter
│
└
Device / Voltage
4954 - 4996
DIM
MIN.
MAX
A
---
.158”
B
---
.185”
C (__)
.047”
.053”
C (K)
.038”
.042”
D
1.00”
---
AXIAL (K & __)
All dimensions are prior to soldering
DIM
MIN.
MAX.
A
.155”
.185”
B
.190”
.220”
C
.023”
.027”
D
Body to Tab Clearance: .001”
SQUARE TAB (SMS) All dimensions are prior to soldering
SZN4954 thru SZN4996
5 W
6.8 – 390 VOLTS
ZENER DIODES
Maximum Ratings
Symbol
SZN4954-4996
Units
Nominal Zener Voltage
VZ
6.8 - 390
V
Continuous Power @ 65C
PD
5
W
Operating and Storage Temp.
Top,Tstg
-65 to +175
C
Thermal Resistance
Junction to Lead, L=3/8” (Axial)
(__)
K - axial
RθJL
34
45
C/W
Thermal Resistance
Junction to End Cap (SMS)
RθJE
7
C/W
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