Document
Pb RoHS COMPLIANCE
BZT55C 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 Operating and Storage Temperature Range
PD TJ, TSTG
500 -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 (BZT55C 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
Tj - Junction Temperature (°C)
Figure 3. Typical Change of Working Voltage vs. Junction Temperature
15
10
5 IZ = 5 mA
0
-5 0 10 20 30 40 50 VZ - Z-Voltage (V)
Figure 4. Temperature Coefficient of Vz vs. Z-Voltage
CD - Diode Capacitance (pF)
200
150 VR = 2 V
100 Tj = 25 °C
50
0 0 5 10 15 20 25 VZ - Z-Voltage (V)
Figure 5. Diode Capacitance vs. Z-Voltage
IF - Forward Current (mA)
100
10
Tj = 25 °C 1
0.1
0.01
0.001 0
0.2 0.4 0.6 0.8 1.0
VF - Forward Voltage (V) Figure 6. Forward Current vs. Forward Voltage
Version: B07
RATINGS AND CHARACTERISTIC CURVES (BZT55C SERIES)
100 1000
rZ - Differential Z-Resistance (Ω)
IZ - Z-Current (mA)
80 Ptot = 500 mW
Tamb = 25 °C 60
40
20
0 0 4 6 8 12 VZ - Z-Voltage (V)
Figure 7. Z-Current vs. Z-Voltage
20
IZ = 1 mA 100
5 mA 10 10 mA
1 Tj = 25 °C 0 5 10 15 20 25 VZ - Z-Voltage (V)
Figure 9. Differential Z-Resistance vs. Z-Voltage
IZ - Z-Current (mA)
50
40
Ptot = 500 mW T = 25 °C
amb
30
20
10
0 15 20 25 30
VZ - Z-Voltage (V)
Figure 8. Z-Current vs. Z-Voltage
35
Zthp - Thermal Resistance for Pulse Cond. (KW)
1000
tP/T = 0.5 100
tP/T = 0.2
10 tP/T = 0.1
tP/T = 0.01 tP/T = 0.02
tP/T = 0.05
1 10-1
100
Single Pulse
RthJA = 300 K/W T=T -T
jmax amb
iZM = (- VZ + (VZ2 + 4rzj x T/Zthp) 1/2)/(2rzj) 101 102
tP - Pulse Length (ms) Figure 10. Thermal Response
Version: B07
ELECTRICAL CHARACTERISTICS (TA=25OC unless otherwise noted)
VZ @ IZT
Type
(Volts)
ZZT @ IZT
Number
VZ
VZ IZT Ohms IZK ZZK @ IZK
Min (V) Max (V) mA
Max
mA Ohms
BZT55C2V0
1.88
2.11
5
100
1.0
600
BZT55C2V2
2.08
2.33
5
100
1.0
600
BZT55C2V4
2.28
2.56
5
85
1.0
600
BZT55C2V7
2.51
2.89
5
85
1.0
600
BZT55C3V0
2.8
3.2
5
85
1.0
600
BZT55C3V3
3.1
3.5
5
85
1.0
600
BZT55C3V6
3.4
3.8
5
85
1.0
600
BZT55C3V9
3.7
4.1
5
85
1.0
600
BZT55C4V3
4.0
4.6
5
75
1.0
600
BZT55C4V7
4.4
5.0
5
60
1.0
600
BZT55C5V1
4.8
5.4
5
35
1.0
550
BZT55C5V6
5.2
6.0
5
25
1.0
450
BZT55C6V2
5.8
6.6
5
10
1.0
200
BZT55C6V8
6.4
7.2
5
8
1.0 150
BZT55C7V5
7.0
7.9
5
7
1.0
50
BZT55C8V2
7.7
8.7
5
7
1.0
50
BZT55C9V1
8.5
9.6
5
10
1.0
50
BZT55C10
9.4 10.6
5
15
1.0
70
BZT55C11
10.4
11.6
5
20
1.0
70
BZT55C12
11.4
12.7
5
20
1.0
90
BZT55C13
12.4
14.1
5
26
1.0
110
BZT55C15
13.8
15.6
5
30
1.0
110
BZT55C16
15.3
17.1
5
40
1.0
170
BZT55C18
16.8
19.1
5
50
1.0
170
BZT55C20
18.8
21.1
5
55
1.0
220
BZT55C22
20.8
23.3
5
55
1.0
220
BZT55C24
22.8
25.6
5
80
1.0
220
BZT55C27
25.1
28.9
2
80
1.0
220
BZT55C30 28 32
2
80
1.0
220
BZT55C33 31 35
2
80
1.0
220
BZT55C36 34 38
2
80
1.0
220
BZT55C39 37 41
2
90
0.5
500
BZT55C43 40 46
2
90
0.5
600
BZT55C47 44 50 2 110 0.5
700
BZT55C51 48 54 2 125 0.5
700
BZT55C56 52 60 2 135 0.5 1000
BZT55C62 58 66 2.5 150 0.5 1000
BZT55C68 64 72 2.5 160 0.5 1000
BZT55C75 70 80 2.5 170 0.5 1000
VF Forward Voltage = 1.0v Maximum @ IF=100mA for all types.
IR @ VR uA Max 50 50 50 10 4 2 2 2 1 0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
VR V 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 2.0 3.0 5.0 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 28 32 35 38 42 47 51 56
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 ra.