MMBZ5221BLT1_05 Datasheet, PDF (4/6 Pages) ON Semiconductor – Zener Voltage Regulators 225 mW SOT-23 Surface Mount

MMBZ5221BLT1 Series
TYPICAL CHARACTERISTICS
8
7 _{TYPICAL TC VALUES}
6 _{FOR MMBZ5221BLT1 SERIES}
5
4
3
V_Z @ I_ZT
2
1
0
−1
−2
−3
2 3 4 5 6 7 8 9 10 11 12
V_Z, NOMINAL ZENER VOLTAGE (V)
Figure 1. Temperature Coefficients
(Temperature Range − 55°C to +150°C)
100
TYPICAL T_C VALUES
FOR MMBZ5221BLT1 SERIES
10
V_Z @ I_ZT
1
10
100
V_Z, NOMINAL ZENER VOLTAGE (V)
Figure 2. Temperature Coefficients
(Temperature Range − 55°C to +150°C)
1000
I_Z = 1 mA
100
5 mA
20 mA
10
T_J = 25°C
I_Z(AC) = 0.1 I_Z(DC)
f = 1 kHz
1000
75 V (MMBZ5267BLT1)
91 V (MMBZ5270BLT1)
100
10
150°C 75°C 25°C 0°C
1
1
1
10
100
0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2
V_Z, NOMINAL ZENER VOLTAGE
V_F, FORWARD VOLTAGE (V)
Figure 3. Effect of Zener Voltage on
Zener Impedance
Figure 4. Typical Forward Voltage
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