July 2005 / C
Page 1
SEMICONDUCTOR
TAK CHEONG
®
500 mW LL-34 Hermetically
Sealed Glass Zener Voltage
Regulators
Absolute Ma ximum Ra ti ng s TA = 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 2.0 to 56 Volts
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
1st band indicates negative polarity
Electrical Characteristics TA = 25°C unless otherwise noted
VZ @ IZT
(Volts)
Device Type VZ
Min VZ
Max
IZT
(mA)
ZZT @ IZT
(Ω)
Max
IZK
(mA)
ZZK @ IZK
(Ω)
Max
IR @ VR
(µA)
Max
VR
(Volts)
TCBZV55C 2V0 1.88 2.11 5 100 1 600 50 1
TCBZV55C 2V2 2.08 2.33 5 100 1 600 50 1
TCBZV55C 2V4 2.28 2.56 5 85 1 600 50 1
TCBZV55C 2V7 2.51 2.89 5 85 1 600 10 1
TCBZV55C 3V0 2.8 3.2 5 85 1 600 4 1
TCBZV55C 3V3 3.1 3.5 5 85 1 600 2 1
TCBZV55C 3V6 3.4 3.8 5 85 1 600 2 1
TCBZV55C 3V9 3.7 4.1 5 85 1 600 2 1
TCBZV55C 4V3 4 4.6 5 75 1 600 1 1
TCBZV55C 4V7 4.4 5 5 60 1 600 0.5 1
TCBZV55C 5V1 4.8 5.4 5 35 1 550 0.1 1
TCBZV55C 5V6 5.2 6 5 25 1 450 0.1 1
TCBZV55C 6V2 5.8 6.6 5 10 1 200 0.1 2
TCBZV55C 6V8 6.4 7.2 5 8 1 150 0.1 3
TCBZV55C 7V5 7 7.9 5 7 1 50 0.1 5
TCBZV55C 8V2 7.7 8.7 5 7 1 50 0.1 6.2
TCBZV55C 9V1 8.5 9.6 5 10 1 50 0.1 6.8
TCBZV55C 10 9.4 10.6 5 15 1 70 0.1 7.5
TCBZV55C 11 10.4 11.6 5 20 1 70 0.1 8.2
TCBZV55C 12 11.4 12.7 5 20 1 90 0.1 9.1
TCBZV55C 13 12.4 14.1 5 26 1 110 0.1 10
TCBZV55C 15 13.8 15.6 5 30 1 110 0.1 11
Cathode Anode
ELECTRICAL SYMBOL
DEVICE MARKING DIAGRAM
Cathode B and Color : Blue
SURFACE MOUNT
LL34
TCBZV55C2V0 through TCBZV55C56 Series