TOSHIBA U5ZA40C

U5ZA40C
TOSHIBA Zener Diode Silicon Diffused-Junction Type
U5ZA40C
Best Suited for Overvoltage Protection of Electronic
System:
Electronic System for Use in Automobiles
Electronic System for Commercial Use
Electronic System for Industrial Use
For Communications, Controls, Measuring Instruments,
etc.
·
High surge power withstanding capabilities that absorb load dump
surge.
·
Excellent surge responsibility for steep surge absorption.
·
Surface mount type is available for easy applications.
·
Corresponds to taping packages.
Unit: mm
JEDEC
―
JEITA
―
TOSHIBA
Weight: 2.5 g (typ.)
Maximum Ratings (Ta = 25°C)
Characteristics
Symbol
Rating
Unit
P
5
W
IRSM
62
A
IFSM
700
A
Junction temperature
Tj
-40~150
°C
Storage temperature
Tstg
-40~150
°C
Allowable power dissipation
(Note1)
Non-repetitive peak reverse surge
current
(see figure 1 for the exponents.)
Peak one cycle surge forward current
(single half sine-wave, t = 10 ms)
3-11J2A
IRSM
IRSM
2
0
10 ms
Figure 1
Note1: Lead tip temperature TL = 25°C
1
2003-02-17
U5ZA40C
Electrical Characteristics (Ta = 25°C)
Operating
Resistance
rd [W]
(IZ = 10 mA)
Zener Voltage
VZ [V]
(IZ = 10 mA)
Type No.
U5ZA40C
Temperature
Coefficient
aT [mV/°C]
(IZ = 10 mA)
Forward
Voltage
VF [V]
(IF = 6 A)
Reverse
Current
IR [mA]
(VR = 32 V)
Min
Typ.
Max
Max
Typ.
Max
Max
Max
36.0
40.0
44.0
30
31
49
1.2
10
Marking
Type code
Code
Type
Lot No.
40C
U5ZA40C
40C
Weekly code
Year (last two number of the christian era)
Standard Soldering Pad
Unit: mm
5.5
11.0
9.0
3.0
11.0
2
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U5ZA40C
TL, Ta Max – P
Glass-Epoxy
Size
140
Substrate
Solder round
120
Substrate
100
a
10 mm*10 mm
Size
b
50 mm*50 mm
Thickness
c
1.5 mm
80
TL
60
c
Maximum allowable lead temperature TL,
ambient temperature Ta (°C)
160
40
Ta-P
a
Ta-L
b
20
0
0
1
2
3
4
5
Allowable power dissipation P
6
(W)
VZ – IZ
PRSM – tw
100000
Ta = 25°C
PRSM
100
Surge absorption capability
PRSM (W)
10
Zener current
IZ
(A)
Typical
1
0.1
0.01
36
37
38
39
40
41
42 43
Zener voltage VZ
44
45
46
10000
Ta = 25°C
Rectangular Pulse
1000
Design Recommended region
100
10
0.1
47 48
tw
1
(V)
10
Pulse width
Rth – t
100
(ms)
IF – VF
100
IF
10
Rth (j-a)
Instantaneous forward current
Transient Thermal Resistance
Rth (°C)
(A)
100
1
Rth (j-D)
0.1
0.01
0.001
Typical
Rth (j-D): Transient
Thermal Resistance
between junction to anode
electrode.
0.01
0.1
1
10
100
Tj = 150°C
Time t (s)
Tj = 25°C
1
0.1
0.6
1000
Tj = 100°C
10
0.8
1
1.2
1.4
Instantaneous forward voltage VF
3
1.8
1.6
(V)
2003-02-17
U5ZA40C
RESTRICTIONS ON PRODUCT USE
000707EAA
· TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor
devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical
stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of
safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of
such TOSHIBA products could cause loss of human life, bodily injury or damage to property.
In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as
set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and
conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability
Handbook” etc..
· The TOSHIBA products listed in this document are intended for usage in general electronics applications
(computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances,
etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires
extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or
bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or
spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments,
medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this
document shall be made at the customer’s own risk.
· The information contained herein is presented only as a guide for the applications of our products. No
responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other
rights of the third parties which may result from its use. No license is granted by implication or otherwise under
any intellectual property or other rights of TOSHIBA CORPORATION or others.
· The information contained herein is subject to change without notice.
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2003-02-17