ZM4728A Diodes Zetex, ZM4728A Datasheet
ZM4728A
Manufacturer Part Number
ZM4728A
Description
Manufacturer
Diodes Zetex
Datasheet
1.ZM4728A.pdf
(3 pages)
Specifications of ZM4728A
Number Of Elements
Single
Package Type
MELF
Zener Voltage (typ)
3.3V
Zener Test Current
76mA
Voltage Tolerance
5%
Power Dissipation
1000mW
Knee Impedance
10Ohm
Operating Temperature Classification
Military
Rev Curr
100uA
Mounting
Surface Mount
Pin Count
2
Operating Temp Range
-65C to 200C
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ZM4728A
Manufacturer:
ST/先科
Quantity:
20 000
Part Number:
ZM4728A(3.3V)
Manufacturer:
ST/先科
Quantity:
20 000
Notes:
·
·
·
Mechanical Data
DS18009 Rev. 4 - 4
Features
·
·
·
·
Maximum Ratings
Zener Current (see Table page 2)
Power Dissipation
Thermal Resistance - Junction to Ambient Air
Forward Voltage
Operating & Storage Temperature Range
1.0W Power Dissipation
3.9V - 100V Nominal Zener Voltages
Standard V
Case: MELF, Glass
Terminals: Solderable per MIL-STD-202,
Method 208
Polarity: Cathode Band
Approx. Weight: 0.25 grams
1. Measured under thermal equilibrium and DC (I
2. The Zener impedance is derived from the 60Hz AC voltage which results when an AC current having an RMS value equal to
10% of the Zener current (I
sharp knee on the breakdown curve and to eliminate unstable units.
Z
Tolerance is 5%
Characteristic
@ T
A
= 25°C unless otherwise specified
ZT
or I
ZK
@ I
) is superimposed on I
@ T
F
= 200 mA
A
= 25°C
ZT
www.diodes.com
) test conditions.
1 of 3
ZT
Symbol
T
or I
j
R
, T
P
V
I
qJA
Z
ZK
d
F
STG
ZM4728A - ZM4764A
. Zener impedance is measured at two points to insure a
1.0W SURFACE MOUNT ZENER DIODE
Dim
All Dimensions in mm
A
B
C
C
-65 to +200
A
Value
P
MELF
170
1.2
4.80
2.40
Min
d/
0.55 Nominal
1
V
z
Max
5.20
2.60
ZM4728A-ZM4764A
B
ã
Diodes Incorporated
°C/W
Unit
mA
°C
W
V
Related parts for ZM4728A
ZM4728A Summary of contents
Page 1
... The Zener impedance is derived from the 60Hz AC voltage which results when an AC current having an RMS value equal to 10% of the Zener current ( sharp knee on the breakdown curve and to eliminate unstable units. DS18009 Rev ZM4728A - ZM4764A 1.0W SURFACE MOUNT ZENER DIODE Symbol 25°C ...
Page 2
... ZM4728A-ZM4764A ...
Page 3
... T , AMBIENT TEMPERATURE (°C) A Fig. 1, Power Derating Curve DS18009 Rev 200 www.diodes.com ZM4728A-ZM4764A ...