DIODS BZT52C51, BZT52C47, BZT52C43 Datasheet
Features
· Planar Die Construction
· General Purpose, Medium Current
· Ideally Suited for Automated Assembly
Processes
Mechanical Data
· Case: SOD-123, Plastic
· UL Flammability Classification Rating 94V-0
· Moisture sensitivity: Level 1 per J-STD-020A
· Terminals: Solderable per MIL-STD-202,
Method 208
· Polarity: Cathode Band
· Marking: Date Code and Marking Code or Date
Code only, See Sheet 3
· Weight: 0.01 grams (approx.)
· Ordering Information: See Sheet 3
BZT52C43 - BZT52C51
SURFACE MOUNT ZENER DIODE
D
A B
G
H
E
C
J
SOD-123
Dim Min Max
A 3.55 3.85
B 2.55 2.85
C 1.40 1.70
D — 1.35
E 0.55 Typical
G 0.25 —
H 0.15 Typical
J — 0.10
All Dimensions in mm
Maximum Ratings
Characteristic Symbol Value Unit
Power Dissipation (Note 1)
Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
Electrical Characteristics
Type
Number
BZT52C43
BZT52C47
BZT52C51
Notes: 1. Device mounted on ceramic PCB; 7.6mm x 9.4mm x 0.87mm with pad areas 25mm2.
4. f = 1kHz.
Marking
Code
(Note 3)
WU/WY 43 40.0 46.0 5 100 700 1.0 0.1 32 10.0 12.0 5
WV/WZ 47 44.0 50.0 5 100 750 1.0 0.1 35 10.0 12.0 5
WW/X1 51 48.0 54.0 5 100 750 1.0 0.1 38 10.0 12.0 5
2. Short duration test pulse used to minimize self-heating effect.
3. When provided, otherwise, parts are provided with date code only, and type number identifications appears on reel only.
@ TA = 25°C unless otherwise specified
@ TA = 25°C unless otherwise specified
Zener Voltage Range
(Note 2)
Vz @I
ZT
Nom (V) Min (V) Max (V) mA
IZTZ
P
d
R
qJA
Tj,T
STG
Maximum Zener
Impedance (Note 4)
ZT @IZTZZK
@ IZKI
W
ZKIR
mA uA V Min Max mA
410 mW
305 °C/W
-65 to +150 °C
Maximum
Reverse
Current
(Note 2)
@ V
Temperature
Coefficient
R
Typical
@I
ZTC
mV/°C
Test
Current
I
ZTC
DS30363 Rev. 2 - 2 1 of 3 BZT52C43 - BZT52C51
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O
O
0.6
10
T = 25°C
j
0.5
N(W)
0.4
8
C43
C47
C51
6
0.3
WER DISSIPATI
P,P
4
0.2
D
0.1
0
2505075100 125 150
T , AMBIENT TEMPERATURE (°C)
A
Fig. 1 Power Dissipation vs Ambient Temperature
Z
I , ZENER CURRENT (mA)
2
0
10 20 30 40 50 60 70 80 90 100
V , ZENER VOLTAGE (V)
Z
Fig. 2 Zener Breakdown Characteristics
100
T = 25 °C
j
V = 1V
R
T
C , TOTAL CAPACITANCE (pF)
10
V = 2V
R
1
10
V , NOMINAL ZENER VOLTAGE (V)
Z
100
Fig. 3 Total Capacitance vs Nominal Zener Voltage
DS30363 Rev. 2 - 2 2 of 3 BZT52C43 - BZT52C51
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