0.5 Watts Hermetically Sealed Glass Zener Voltage Regulators MINI-MELF
Features
Zener voltage range 2.0 to 75 volts LL-34(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 Power Dissipation Operating and Storage Temperature Range Notes:
Symbol Ptot TJ, TSTG
Value
Units
500 -65 to + 200
mW o C
These ratings are limiting values above which the serviceability of the diode may be impaired
Version: B07
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
TKVZ - Temperature Coefficient of VZ (10-4/K)
Ptot - Total Power Dissipation (mW)
RATINGS AND CHARACTERISTIC CURVES (BZV55C SERIES)
15
10
5 IZ = 5 mA
0
-5 0
50
200 CD - Diode Capacitance (pF)
Tj = 25 °C
100
IZ = 5 mA
10
150 VR = 2 V Tj = 25 °C
100
50
0
1 0
5
10
15
0
25
20
5
Figure 2. Typical Change of Working Voltage under Operating Conditions at Tamb=25°C
15
20
25
Figure 5. Diode Capacitance vs. Z-Voltage
100 VZtn = VZt/VZ (25 °C)
1.2
TKVZ = 10 x 10-4/K -4
8 x 10 /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 - 4 x 10-4/K
0.9
IF - Forward Current (mA)
1.3
0.8 - 60
10
VZ - Z-Voltage (V)
VZ - Z-Voltage (V)
VZtn - Relative Voltage Change
20 40 30 VZ - Z-Voltage (V)
Figure 4. Temperature Coefficient of Vz vs. Z-Voltage
1000 VZ - Voltage Change (mV)
10
10 Tj = 25 °C
1
0.1 0.01 0.001
0
60
120
180
240
Tj - Junction Temperature (°C) Figure 3. Typical Change of Working Voltage vs. Junction Temperature
0
0.2
0.4
0.6
0.8
1.0
VF - Forward Voltage (V) Figure 6. Forward Current vs. Forward Voltage
VF Forward Voltage = 1.0v Maximum @ IF=100mA for all types. Notes:
1. The type numbers listed have zener voltage min/max limits as shown. 2. The zener impedance is derived from the 60-cycle ac voltage, which results when an ac current having an rams value equal to 10% of the dc zener current (IZT or IZK) is superimposed to IZT or IZK. Version: B07
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