DATA SHEET
SEMICONDUCTOR
http://www.yeashin.com 1 REV.02 20130520
ZMxxB Series
500 mW LL-34 Hermetically
Sealed Glass Zener Voltage
Regulators
Absolute Maximum Ratings
T
A
= 25°C unless otherwise noted
Parameter Value Units
Power Dissipation 500 mW
Storage Temperature Range -65 to +200 °C
Operating Junction Temperature +200 °C
These ratings are limiting values above which the serviceability of the diode may be impaired.
Specification Features:
Zener Voltage Range 2.4 to 75 Volts
ZMxxxB - VZ tolerance
± 2%
ZMxxxC - VZ tolerance ± 5%
LL-34 (Mini-MELF) Package
Surface Device Type Mounting
Hermetically Sealed Glass
Compression Bonded Construction
All external surfaces are corrosion resistant and leads are readily solderable
1
st
band indicates negative polarity
Electrical Characteristics T
A
= 25°C unless otherwise noted
V
Z
@ I
ZT
(Volts)
Device Type
Min Nom Max
I
ZT
(mA)
Z
ZT
@ I
ZT
(Ω)
Max
I
ZK
(mA)
Z
ZK
@ I
ZK
(Ω)
Max
I
R
@ V
R
(µA)
Max
V
R
(Volts)
ZM2V4B 2.35 2.4 2.45 5 94 1 564 45 1
ZM2V7B 2.65 2.7 2.75 5 94 1 564 18 1
ZM3V0B 2.94 3.0 3.06 5 89 1 564 9 1
ZM3V3B 3.23 3.3 3.37 5 89 1 564 4.5 1
ZM3V6B 3.53 3.6 3.67 5 84 1 564 4.5 1
ZM3V9B 3.82 3.9 3.98 5 84 1 564 2.7 1
ZM4V3B 4.21 4.3 4.39 5 84 1 564 2.7 1
ZM4V7B 4.61 4.7 4.79 5 75 1 470 2.7 2
ZM5V1B 5.00 5.1 5.20 5 56 1 451 1.8 2
ZM5V6B 5.49 5.6 5.71 5 37 1 376 0.9 2
ZM6V2B 6.08 6.2 6.32 5 9 1 141 2.7 4
ZM6V8B 6.66 6.8 6.94 5 14 1 75 1.8 4
ZM7V5B 7.33 7.5 7.63 5 14 1 75 0.9 5
ZM8V2B 8.04 8.2 8.36 5 14 1 75 0.63 5
ZM9V1B 8.92 9.1 9.28 5 14 1 94 0.45 6
ZM10B 9.80 10 10.20 5 18 1 141 0.18 7
ZM11B 10.78 11 11.22 5 18 1 141 0.09 8
Cathode
Anode
ELECTRICAL SYMBOL
DEVICE MARKING DIAGRAM
Cathode Band Color : Blue
SURFACE MOUNT
LL34
