BZX55C Series
PTOT Power Dissipation TMB = 25°C
Derate above 25°C
TOP Maximum Operating Ambient Temperature
TSTG Storage Temperature Range
TSOL Soldering Temperature (5 seconds max.)
RθJA Thermal Resistance Junction to Ambient
RθJ–MB Thermal Resistance Junction to Mounting Base
500mW
4mW/°C
–55 to +150°C
–65 to +175°C
260°C
336°C/W
140°C/W
MECHANICAL DATA
Dimensions in mm(inches)
21
0.51 ± 0.10
(0.02 ± 0.004) 0.31
(0.012)
1.91 ± 0.10
(0.075 ± 0.004)
3.05 ± 0.13
(0.12 ± 0.005)
2.54 ± 0.13
(0.10 ± 0.005)
0.76 ± 0.15
(0.03 ± 0.006)
1.02 ± 0.10
(0.04 ± 0.004)
1.40
(0.055)
max.
A
0.31
(0.012) rad.
rad.
A =
3
VOLTAGE REGULATOR
DIODE IN A
CERAMIC SURFACE MOUNT
PACKAGE
FOR HI–REL APPLICATIONS
FEATURES
• HERMETIC CERAMIC SURFACE MOUNT
PACKAGE (SOT23 COMPATIBLE)
• VOLTAGE RANGE 2.4 TO 75V
LCC1 PACKAGE
ABSOLUTE MAXIMUM RATINGS
Pad 1 – Anode Pad 2 – N/C Pad 3 – Cathode
Parameter Test Conditions Min. Typ. Max. Units
VZZener Voltage
IRReverse Current
ZZSmall Signal Breakdown Impedance
ZKSmall Signal Breakdown Impedance
near breakdown knee
For VZnom. ≤36V, IZ= 5mA
For VZnom. ≥39V, IZ= 2.5mA
VR= VRtest
VR= VRtest TAMB = 150°C
IZ= IZtest
For VZnom. ≤36V, IZK = 1.0mA
For VZnom. ≥39V, IZK = 0.5mA
VZmin. VZnom. VZmax.
IRmax.
IRmax(2)
ZZmax.
ZKmax.
V
µA
Ω
Ω
ELECTRICAL CHARACTERISTICS (TA= 25°C unless otherwise stated)
See table 1 for type variants and test parameters.
Underside View
Semelab plc. Telephone +44(0)1455) 556565. Fax +44(0)1455) 552612.
E-mail: sales@semelab.co.uk Website http://www.semelab.co.uk
Document Number 5743
Issue 4
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
BZX55C Series
BZX55C2V4 2.4 2.28 2.56 155 100 1.0 50.0 -0.08 -0.06 600 100
BZX55C2V7 2.7 2.5 2.9 135 100 1.0 20.0 -0.08 -0.06 600 50
BZX55C3V0 3.0 2.8 3.2 125 100 1.0 4.00 -0.08 -0.06 600 40
BZX55C3V3 3.3 3.1 3.5 115 100 1.0 3.00 -0.08 -0.05 600 40
BZX55C3V6 3.6 3.4 3.8 105 100 1.0 2.00 -0.08 -0.04 600 40
BZX55C3V9 3.9 3.7 4.1 95 100 1.0 2.00 -0.07 -0.03 600 40
BZX55C4V3 4.3 4.0 4.6 90 75 1.0 1.00 -0.04 -0.01 600 20
BZX55C4V7 4.7 4.4 5.0 85 75 1.0 0.50 -0.03 +0.01 600 10
BZX55C5V1 5.1 4.8 5.4 80 40 1.0 0.15 -0.02 +0.05 550 2.0
BZX55C5V6 5.6 5.2 6.0 70 40 1.0 0.15 -0.01 +0.06 450 2.0
BZX55C6V2 6.2 5.8 6.6 64 10 2.0 0.15 0 +0.07 200 2.0
BZX55C6V8 6.8 6.4 7.2 58 8.0 3.0 0.15 +0.01 +0.08 150 2.0
BZX55C7V5 7.5 7.0 7.9 53 7.0 5.0 0.15 +0.01 +0.09 50 2.0
BZX55C8V2 8.2 7.7 8.7 47 7.0 6.2 0.15 +0.01 +0.09 50 2.0
BZX55C9V1 9.1 8.5 9.6 43 10 6.8 0.15 +0.02 +0.10 50 2.0
BZX55C10 10 9.4 10.6 40 15 7.5 0.15 +0.03 +0.11 70 2.0
BZX55C11 11 10.4 11.6 36 20 8.2 0.15 +0.03 +0.11 70 2.0
BZX55C12 12 11.4 12.7 32 20 9.1 0.15 +0.03 +0.11 90 2.0
BZX55C13 13 12.4 14.1 29 26 10 0.15 +0.03 +0.11 110 2.0
BZX55C15 15 13.8 15.6 27 30 11 0.15 +0.03 +0.11 110 2.0
BZX55C16 16 15.3 17.1 24 40 12 0.15 +0.03 +0.11 170 2.0
BZX55C18 18 16.8 19.1 21 50 13 0.15 +0.03 +0.11 170 2.0
BZX55C20 20 18.8 21.2 20 55 15 0.15 +0.03 +0.11 220 2.0
BZX55C22 22 20.8 23.3 18 55 16 0.15 +0.03 +0.11 220 2.0
BZX55C24 24 22.8 25.6 16 80 18 0.15 +0.04 +0.12 220 2.0
BZX55C27 27 25.1 28.9 14 80 20 0.15 +0.04 +0.12 220 2.0
BZX55C30 30 28 32 13 80 22 0.15 +0.04 +0.12 220 2.0
BZX55C33 33 31 35 12 80 24 0.15 +0.04 +0.12 220 2.0
BZX55C36 36 34 38 11 80 27 0.15 +0.04 +0.12 220 2.0
BZX55C39 39 37 41 10 90 30 0.15 +0.04 +0.12 500 5.0
BZX55C43 43 40 46 9.2 90 33 0.15 +0.04 +0.12 600 5.0
BZX55C47 47 44 50 8.5 110 36 0.15 +0.04 +0.12 700 5.0
BZX55C51 51 48 54 7.8 125 39 0.15 +0.04 +0.12 700 10
BZX55C56 56 52 60 7.0 135 43 0.15 +0.04 +0.12 1000 10
BZX55C62 62 58 66 6.4 150 47 0.15 +0.04 +0.12 1000 10
BZX55C68 68 64 72 5.9 200 51 0.15 +0.04 +0.12 1000 10
BZX55C75 75 70 80 5.3 250 56 0.15 +0.04 +0.12 1500 10
Product VZnom. VZmin. VZmax. IZmax. ZZmax. VRtest IRmax. TCVZ ZKmax. IRmax(2)
min. max.
(V) (V) (V) (mA) (Ω) (V) (µA) (%/°C) (Ω)(µA)
TABLE 1 – TYPE VARIANTS & TEST PARAMETERS
Semelab plc. Telephone +44(0)1455) 556565. Fax +44(0)1455) 552612.
E-mail: sales@semelab.co.uk Website http://www.semelab.co.uk
Document Number 5743
Issue 4
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
