BZX84A4V7
SURFACE MOUNT SILICON ZENER DIODES
VOLTAGE
4.7 Volts
POWER
410 mWatts
0.006(0.15)MIN.
0.008(0.20)
0.003(0.08)
0.044(1.10)
0.035(0.90)
0.020(0.50)
0.013(0.35)
FEATURES
• Planar Die construction
• 410mW Power Dissipation
• Zener Voltages from 4.7V
• Ideally Suited for Automated Assembly Processes
• In compliance with EU RoHS 2002/95/EC directives
0.056(1.40)
0.047(1.20)
0.120(3.04)
0.110(2.80)
MECHANICAL DATA
• Case: SOT-23, Molded Plastic
• Terminals: Solderable per MIL-STD-750, Method 2026
• Polarity: See Diagram Below
• Approx. Weight: 0.0003 ounces, 0.008 grams
• Mounting Position: Any
SINGLE
3
0.079(2.00)
0.070(1.80)
0.004(0.10)MAX.
1
2
MAXIMUM RATINGS (T
A
=25 C unless otherwise noted)
o
PARAMETER
Maximum Power Dissipation
Thermal resistance Junction to Ambient (Note 1)
Operating Junction Temperature and StorageTemperature Range
SYMBOL
VALUE
410
305
-55 to +150
UNITS
mW
O
P
D
R
ΘJA
T
J
C/W
O
C
ELECTRICAL CHARACTERISTICS (T
A
=25 C unless otherwise noted)
Max Reverse
Leakage Current
I
R
@ V
R
μA
V
o
Nominal Zener Voltage
Part Number
No m. V
410 mWatts Zener Diodes
BZX84A4V7
4.7
4.65
4.75
80
V
Z
@ I
ZT
Mi n. V
Ma x. V
Ω
Max. Zener Impedance
Z
ZT
@ I
ZT
mA
Ω
Z
ZK
@ I
ZK
mA
Marking
Code
5.0
500
1.00
3.0
2.0
W8
NOTES:
1. Mounted on 42cm FR-4 PCB board.
August 22,2011-REV.00
PAGE . 1
2
BZX84A4V7
RATING
AND CHARACTERISTIC CURVES
0.4
0.35
0.3
0.25
0.2
0.15
0.1
0.05
0
0
25
50
75
100
125
150
C
J
, Junction Capacitance (pF)
P
D
, Power Dissipation (W)
0.45
160
140
120
100
80
60
40
20
0
0
1
2
3
4
5
T
A
, Ambient Temperature (°C)
V
R
, Reverse Bias Voltage (V)
Fig.1 Power Derating Curve
Fig.2 Typical Junction Capacitance
I
R
, Leakage Current (μA)
50
40
30
20
10
0
1
1.5
2
2.5
3
3.5
T
J
= 150°C
T
J
= 125°C
T
J
= 75°C
T
J
= 25°C
I
F
, Forward Current (mA)
60
1000
100
T
J
=150°C
T
J
=125°C
10
T
J
=75°C
T
J
=25°C
1
0
0.2
0.4
0.6
0.8
1
1.2
V
R
, Reverse Voltage (V)
V
F
, Forward Voltage (V)
Fig.4 Typical Zener Char
Fig.3 Typical Leakage Characteristics
Fig.4 Typical Forward Characteristics
12
I
Z
, Zener Current (mA)
10
8
6
4
2
0
3
T
J
= 150°C
T
J
= 125°C
T
J
= 75°C
T
J
= 25°C
V
Z
, Zener Voltage (V)
4
5
6
Fig.5 Typical Zener Characteristics
August 22,2011-REV.00
PAGE . 2
BZX84A4V7
MOUNTING PAD LAYOUT
SOT-23
0.035 MIN.
(0.90) MIN.
Unit
：
inch(mm)
0.031 MIN.
(0.80) MIN.
0.043
(1.10)
0.037
(0.95)
0.043
(1.10)
0.106
(2.70)
ORDER INFORMATION
• Packing information
T/R - 12K per 13" plastic Reel
T/R - 3K per 7” plastic Reel
LEGAL STATEMENT
Copyright PanJit International, Inc 2011
The information presented in this document is believed to be accurate and reliable. The specifications and information herein
are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit
does not convey any license under its patent rights or rights of others.
August 22,2011-REV.00
0.078
(2.00)
PAGE . 3
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