Pb RoHS COMPLIANCE
BZT55B SERIES
0.5 Watts Hermetically Sealed Glass Zener Voltage Regulators
QUADRO MINI MELF
Feature...
Pb RoHS COMPLIANCE
BZT55B SERIES
0.5 Watts Hermetically Sealed Glass Zener
Voltage Regulators
QUADRO MINI MELF
Features
Zener
voltage range 2.0 to 75 volts Mini-MELF package Surface device type mounting Hermetically sealed glass Compression Bonded Construction All external surfaces are corrosion
resistant and terminals are readily solderable RoHS compliant Matte Tin(Sn) lead finish Blue color band indicates negative polarity
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25 oC ambient temperature unless otherwise specified.
Type Number
Symbol
Value
Power Dissipation
Ptot 500
Operating and Storage Temperature Range
TJ, TSTG
-65 to + 200
Notes: These ratings are limiting values above which the serviceability of the diode may be impaired
Units
mW oC
Version: B07
RATINGS AND CHARACTERISTIC CURVES(BZT55B SERIES)
TKVZ - Temperature Coefficient of VZ (10-4/K)
Ptot - Total Power Dissipation (mW)
600 500 400 300 200 100
0 0 40 80 120 160 200
Tamb - Ambient Temperature (°C) Figure 1. Total Power Dissipation vs. Ambient Temperature
1000
Tj = 25 °C 100
IZ = 5 mA 10
VZ -
Voltage Change (mV)
1 0 5 10 15 20 25 V - Z-
Voltage (V)
Z
Figure 2. Typical Change of Working
Voltage under Operating Conditions at Tamb=25°C
VZtn - Relative
Voltage Change
1.3 VZtn = VZt/VZ (25 °C)
1.2
TKVZ = 10 x 10-4/K 8 x 10-4/K 6 x 10-4/K
1.1
4 x 10-4/K 2 x 10-4/K
1.0 0
- 2 x 10-4/K
0.9 - 4 x 10-4/K
0.8 - 60 0
60 120 180 240
...