BZA456A_3.pdf
(
70 KB
)
Pobierz
22891364 UNPDF
DISCRETE SEMICONDUCTORS
DATA SHEET
book, halfpage
M3D302
BZA456A
Quadruple ESD transient voltage
suppressor
Product specification
Supersedes data of 1998 Oct 30
1999 May 25
Philips Semiconductors
Product specification
Quadruple ESD transient voltage suppressor
BZA456A
FEATURES
PINNING
·
ESD rating >8 kV, according to IEC1000-4-2
PIN
DESCRIPTION
·
SOT457 surface mount package
1
cathode 1
·
Common anode configuration
2
common
·
Non-clamping range
-
0.5 to 5.6 V
3
cathode 2
·
Maximum reverse peak power dissipation:
24 W at t
p
=1ms
4
cathode 3
5
common
·
Maximum clamping voltage at peak pulse current:
8 V at I
ZSM
=3A.
6
cathode 4
APPLICATIONS
·
Computers and peripherals
handbook, halfpage
6
5
4
1
3
4
6
·
Audio and video equipment
2
5
·
Communication systems
·
Medical equipment.
1
2
3
DESCRIPTION
Top view
MAM357
Monolithic transient voltage suppressor diode in a six lead
SOT457 (SC-74) package for 4-bit wide ESD transient
suppression at 5.6 V level.
Marking code
: Z6.
Fig.1 Simplified outline (SOT457) and symbol.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
Per diode
I
Z
working current
T
s
=60
°
C; note 1
-
note 2
mA
I
F
continuous forward current
T
s
=60
°
C
-
100
mA
I
FSM
non-repetitive peak forward current t
p
= 1 ms; square pulse
-
3.75
A
I
ZSM
non-repetitive peak reverse current t
p
= 1 ms; square pulse; see Fig.2
-
3
A
P
tot
total power dissipation
T
s
=60
°
C; see Fig.3
-
720
mW
P
ZSM
non repetitive peak reverse power
dissipation
square pulse; t
p
= 1 ms; see Fig.4
-
24
W
T
stg
storage temperature
-
65
+150
°
C
T
j
junction temperature
-
65
+150
C
Notes
1. T
s
is the temperature at the soldering point of the anode pin.
2. DC working current limited by P
tot max
.
1999 May 25
2
°
Philips Semiconductors
Product specification
Quadruple ESD transient voltage suppressor
BZA456A
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
VALUE
UNIT
R
th j-s
thermal resistance from junction to soldering point one or more diodes loaded
125
K/W
ELECTRICAL CHARACTERISTICS
T
j
=25
C unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Per diode
V
Z
working voltage
I
Z
= 1 mA
5.32 5.6
5.88 V
V
F
forward voltage
I
F
= 200 mA
-
-
1.3
V
V
ZSM
non-repetitive peak reverse voltage I
ZSM
= 3 A; t
p
=1ms
-
-
8
V
I
R
reverse current
V
R
=3V
-
-
2
m
A
r
dif
differential resistance
I
Z
= 250
m
A
-
-
1600
W
I
Z
=1mA
-
-
400
W
S
Z
temperature coefficient of working
voltage
I
Z
=5mA
-
1.2
-
mV/K
C
d
diode capacitance
see Fig.5
V
R
= 0; f = 1 MHz
-
-
240
pF
V
R
= 3 V; f = 1 MHz
-
-
140
pF
1999 May 25
3
°
Philips Semiconductors
Product specification
Quadruple ESD transient voltage suppressor
BZA456A
10
MDA190
MDA198
1000
handbook, halfpage
handbook, halfpage
P
tot
(mW)
800
600
I
ZSM
(A)
400
200
1
0
10
-
1
1
10
0
50
100
150
200
t
p
(ms)
T
s
(
o
C)
All diodes loaded.
Fig.2 Maximum non-repetitive peak reverse
current as a function of pulse time.
Fig.3 Power derating curve.
10
2
MDA199
MDA192
250
handbook, halfpage
handbook, halfpage
C
d
(pF)
P
ZSM
(W)
200
150
10
100
50
1
0
10
-
1
1
10
0
1
2
3
4
5
t
p
(ms)
V
R
(V)
P
ZSM
=V
ZSM
´
I
ZSM
.
V
ZSM
is the non-repetitive peak reverse voltage at I
ZSM
.
T
j
=25
°
C; f = 1 MHz.
Fig.4 Maximum non-repetitive peak reverse
power dissipation as a function of pulse
duration (square pulse).
Fig.5 Diode capacitance as a function of reverse
voltage; typical values.
1999 May 25
4
Philips Semiconductors
Product specification
Quadruple ESD transient voltage suppressor
BZA456A
handbook, full pagewidth
ESD TESTER
RG 223/U
50
DIGITIZING
OSCILLOSCOPE
R
Z
450
W
W
coax
´
ATTENUATOR
10
C
Z
note 1
50
W
Note 1: attenuator is only used for open
socket high voltage measurements
IEC 1000-4-2 network
C
Z
= 150 pF; R
Z
= 330
W
1/4 BZA456A
vertical scale = 100 V/Div
horizontal scale = 50 ns/Div
vertical scale = 10 V/Div
horizontal scale = 50 ns/Div
GND
GND
unclamped
+
1 kV ESD voltage waveform
clamped
+
1 kV ESD voltage waveform
(IEC 1000
-
4
-
2 network)
(IEC 1000
-
4
-
2 network)
GND
GND
vertical scale = 100 V/Div
horizontal scale = 50 ns/Div
vertical scale = 10 V/Div
horizontal scale = 50 ns/Div
unclamped
-
1 kV ESD voltage waveform
clamped
-
1 kV ESD voltage waveform
(IEC 1000
-
4
-
2 network)
(IEC 1000
-
4
-
2 network)
MGL247
Fig.6 ESD clamping test set-up and waveforms.
1999 May 25
5
Plik z chomika:
Elektroniczny_Gryzon
Inne pliki z tego folderu:
1N400X.pdf
(45 KB)
Katalog diod_2.pdf
(263 KB)
Katalog diod_1.pdf
(55 KB)
1N4728A_1.pdf
(33 KB)
1N5059_1.pdf
(52 KB)
Inne foldery tego chomika:
Stabilizatory
Tranzystory
Układy scalone
Zgłoś jeśli
naruszono regulamin