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EMZ6.8N
Diodes
Zener diode
EMZ6.8N
zApplications zExternal dimensions (Unit : mm) zLand size figure (Unit : mm)
Voltage regulation
0.7
0.7
1.75±0.1
3.5±0.05
0～0.1
1.0
0.5
0.5
0.7
0.6 0.6
8.0±0.2
1.3
0.3±0.1
0.9±0.2
(Common anode dual chips)
zFeatures
1.6±0.2
0.3±0.1
0.05
(3)
0.15±0.05
1) Ultra small mold type. (EMD3)
2) High reliability
zConstruction
0.2±0.1
-0.05
(2)
0.5
1.0±0.1
0.5
1.6±0.2
0.8±0.1
(1)
0.55±0.1
0.7±0.1
0～0.1
EMD3
0.1Min
Silicon epitaxial planar zStructure
ROH M : EMD3
JEDEC : SOT-416
JEITA : SC-75A
dot (year week factory)
zT aping specifications (Unit : mm)
4.0±0.1
2.0±0.05
φ1.55±0 .1
0
1.8±0.2
5.5±0.2
1.8±0.1
φ0.5±0.1
zAbsolute maximum ratings (Ta=25°C)
LimitsParame ter
150
150
-55 to +150
W
℃
℃
Power dissipation（*1
Junction temperatur e
torage temperature
S
*1) T otal of 2 elements
(
Sym bol Unit
）
Pm
Tj
Tstg
zElectrical characteristics (Ta=25°C)
Zener volt age V
everse current I
R
ynamic impedance Z
D
Param eter
Sym bol Min. Typ. Max. Unit Conditions
6.47 - 7.14 V
Z
R
Z
- - 0.50 µA
--40
I
=5mA
Z
V
=3.5V
R
I
Ω
=5mA
Z
Rev.B 1/2
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Diodes
zElectrical characteristic curves (Ta=25°C)
10
1
Ta=25℃
Ta=-25℃
0.1
ZENER CURRENT:Iz(mA)
0.01
6 6.5 7 7.5 8
ZENER VOLTAGE:Vz(V)
Vz-Iz CHARACTERISTICS
Ta=75℃
Ta=125℃
Ta=150℃
100
0.01
0.001
REVERSE CURRENT:IR (nA)
0.0001
0.00001
10
1
0.1
Ta=125℃Ta=150℃
Ta=75℃
01234
REVERSE VOLTAGE：VR(V)
VR-IR CHARACTERISTICS
Ta=25℃
Ta=-25℃
100
TERMINALS:Ct(pF)
CAPACITANCE BETWEEN
EMZ6.8N
f=1MHz
10
1
0123456
REVERSE VOLTAGE:VR(V)
VR-Ct CHARACTERISTICS
7.2
7.1
7
6.9
ZENER VOLTAGE:Vz(Ｖ)
6.8
6.7
100
10
DYNAMIC IMPEDANCE:Zz(Ω)
1
0.1 1 10
AVE:6.954V
Vz DISRESION MAP
ZENER CURRENT(mA)
Zz-Iz CHARACTERISTICS
Ta=25℃I
Z=5mA
n=30pcs
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
REVERSE CURRENT:IR(nA)
0.01
0
1000
100
TRANSIENT
10
THAERMAL IMPEDANCE:Rth (℃/W)
1
0.001 0.01 0.1 1 10 100 1000
AVE:0.0143nA
IR DISRESION MAP
Mounted on epoxy board
TIME:t(s)
Rth-t CHARACTERISTICS
IM=1mA IF=100mA
1ms
300us
Ta=25℃
VR=3.5V
n=30pcs
Rth(j-a)
time
Rth(j-c)
20
19.5
19
18.5
18
17.5
17
CAPACITANCE
16.5
16
BETWEENTERMINALS:Ct(pF)
15.5
15
AVE:19.06pF
Ct DISRESION MAP
Ta=25℃
f=1MHz
VR=0V
n=10pcs
Rev.B 2/2
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Appendix
No technical content pages of this document may be reproduced in any form or transmitted by any
means without prior permission of ROHM CO.,LTD.
The contents described herein are subject to change without notice. The specifications for the
product described in this document are for reference only. Upon actual use, therefore, please request
that specifications to be separately delivered.
Application circuit diagrams and circuit constants contained herein are shown as examples of standard
use and operation. Please pay careful attention to the peripheral conditions when designing circuits
and deciding upon circuit constants in the set.
Any data, including, but not limited to application circuit diagrams information, described herein
are intended only as illustrations of such devices and not as the specifications for such devices. ROHM
CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any
third party's intellectual property rights or other proprietary rights, and further, assumes no liability of
whatsoever nature in the event of any such infringement, or arising from or connected with or related
to the use of such devices.
Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or
otherwise dispose of the same, no express or implied right or license to practice or commercially
exploit any intellectual property rights or other proprietary rights owned or controlled by
ROHM CO., LTD. is granted to any such buyer.
Products listed in this document are no antiradiation design.
Notes
The products listed in this document are designed to be used with ordinary electronic equipment or devices
(such as audio visual equipment, office-automation equipment, communications devices, electrical
appliances and electronic toys).
Should you intend to use these products with equipment or devices which require an extremely high level of
reliability and the malfunction of with would directly endanger human life (such as medical instruments,
transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other
safety devices), please be sure to consult with our sales representative in advance.
About Export Control Order in Japan
Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control
Order in Japan.
In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause)
on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.1
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