BZT52-B2V4 SERIES
SURFACE MOUNT SILICON ZENER DIODES
VOLTAGE
2.4 to 75 V
olts
POWER
410 mWatts
0.154(3.90)
0.141(3.60)
0.110(2.80)
0.098(2.50)
FEATURES
• Planar Die construction
• 410mW Power Dissipation
• Zener Voltages from 2.4~75V
• Ideally Suited for Automated Assembly Processes
•
Lead free in comply with EU RoHS
2011/65/EU
directives.
• Green molding compound as per IEC61249 Std. . (Halogen Free)
0.028(0.70)
0.019(0.50)
0.071(1.80)
0.055(1.40)
MECHANICAL DATA
• Case: SOD-123, Molded Plastic
• Terminals: Solderable per MIL-STD-750, Method 2026
• Polarity: See Diagram Below
• Approx. Weight: 0.0004 ounces, 0.01 grams
• Mounting Position: Any
0.005(0.12)MAX.
0.008(0.20)MAX.
0.053(1.35)
0.037(0.95)
0.016(0.40)MIN.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (T
A
=25 C unless otherwise noted)
o
Parameter
Maximum Power Dissipation (Note 1)
Forward Voltage Drop at I
F
=10mA
Junction to Ambient (Note 2)
Thermal Resistance
Junction to Lead
Operating Junction Temperature and StorageTemperature Range
Symbol
Value
410
0.9
430
Units
mW
V
P
D
V
F
R
JA
R
JL
T
J
O
C/W
320
-55 to +150
O
C
1
2
C a th o d e
A node
NOTES:
1. Mounted on 48 cm
2
FR-4 PCB .
2. Mounted on an FR-4 PCB, with minimum recommended Pad
May 08,2012-REV.04
PAGE . 1
BZT52-B2V4 SERIES
RATING
AND CHARACTERISTIC CURVES
0.5
0.4
0.3
0.2
0.1
0
0
25
50
75
100
T
A
= 25°C
C
J
, Junction Capacitance (pF)
0.6
P
D
,Power Dissipation (W)
1000
2.4V
100
10
3.3V
4.7V
6.8V
10V
125
150
1
0
T
A
, Ambient Temperature (°C)
V
R
, Reverse Bias Voltage (V)
2
4
6
8
10
Fig.1 Power Derating Curve
C
J
, Junction Capacitance (pF)
100
Fig.2 Typical Junction Capacitance
1000
- - - -Maximum
______
Typical
100
T
J
=125°C
T
J
=150°C
T
J
=75°C
T
J
=25°C
16V
10
24V
51V
33V
75V
1
0
20
40
60
80
I
F
,Forward Current (mA)
10
1
V
R
, Reverse Bias Voltage (V)
0
0.5
1
1.5
2
V
F
, Forward Voltage (V)
Fig.3 Typical Junction Capacitance
Fig.4 Typical Forward Characteristics
35
I
Z
,Zener Current (mA)
25
20
15
10
5
0
0
2
4
6
8
3.3V
I
Z
,Zener Current (mA)
30
T
J
= 25°C
35
2.4V
5.6V
6.8V
T
J
= 25°C
30
25
20
15
10
5
0
0
5
8.7V
10V
13V
18V
24V
3.6V
4.7V
16V
V
Z
, Zener Voltage (V)
V
Z
, Zener Voltage (V)
10
15
20
25
30
Fig.5 Typical Zener Characteristics
May 08,2012-REV.04
Fig.6 Typical Zener Characteristics
PAGE . 3
BZT52-B2V4 SERIES
RATING
AND CHARACTERISTIC CURVES
S
Z
,Temperature Coefficient
(mV/°C)
35
100
I
Z
,Zener Current (mA)
30
25
20
15
10
5
0
0
T
J
= 25°C
28V
51V
62V
75V
33V
39V
10
I
ZT
=5mA
1
0
20
40
60
80
100
V
Z
, Zener Voltage (V)
V
Z
, Zener Voltage (V)
20
40
60
80
Fig.7 Typical Zener Characteristics
Fig.8
Temperature coefficient as a function of
working current; typical values.
May 08,2012-REV.04
PAGE . 4