Certificate TH97/10561QM
Certificate TW00/17276EM
BAX12, BAX12A
FEATURES :
* Switching speed: max. 50 ns
* Continuous reverse voltage: max. 90V
* Repetitive peak reverse voltage: max. 90V
* Repetitive peak forward current: max.800 mA
* Repetitive peak reverse current: max.600mA
* Pb / RoHS Free
CONTROLLED AVALANCHE DIODES
DO - 35
0.079(2.0 )max.
1.00 (25.4)
min.
MECHANICAL DATA :
* Case : DO-35 Glass Case
* Lead : Axial lead solderable per MIL-STD-202,
Method 208 guaranteed
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 0.13 gram (approximately)
0.020 (0.52)max.
0.150 (3.8)
max.
1.00 (25.4)
min.
Dimensions in inches and ( millimeters )
MAXIMUM RATINGS
Parameter
Repetitive Peak Reverse Voltage
Continuous Reverse Voltage
Continuous Forward Current
Repetitive Peak Forward Current
Non-repetitive Peak Forward Current
Square wave: Tj = 25 °C prior to surge
Total Power Dissipation , Ta = 25 °C
Repetitive Peak Reverse Current
Junction Temperature
Storage Temperature Range
Note :
(1) Device mounted on an FR4 printed circuit-board; lead length 10 mm.
Symbol
V
RRM
V
R
I
F
I
FRM
t = 1
μs
t = 100
μs
t = 10 ms
I
FSM
P
tot
I
RRM
T
J
T
S
Value
90
90
400
800
55
15
9
450
600
200
-65 to + 200
Unit
V
V
mA
A
A
mW
mA
°C
°C
ELECTRICAL CHARACTERISTICS
(T
J
= 25°C unless otherwise noted)
Parameter
Reverse Avalanche
Breakdown Voltage
Reverse Current
Forward Voltage
Diode Capacitance
Reverse Recovery Time
BAX12
BAX12A
Symbol
V
(BR)R
I
R
V
F
Cd
Trr
Test Condition
I
R
= 1mA
I
R
= 0.1mA
V
R
= 90 V
V
R
= 90 V, Tj = 150 °C
I
F
= 400 mA
f = 1MHz ; V
R
= 0
I
F
= 30mA , I
R
= 30mA
R
L
= 100
Ω
measured at
I
R
= 3 mA
Min.
120
120
-
-
-
-
-
Max.
170
170
100
100
1.25
35
50
Unit
V
V
nA
μA
V
pF
ns
Page 1 of 2
Rev. 01 : October 15, 2007
Certificate TH97/10561QM
Certificate TW00/17276EM
RATING AND CHARACTERISTIC CURVES ( BAX12, BAX12A )
Fig.1 - Maximum permissible continuous forward
current as a function of ambient temperature.
Fig.2 - Forward current as a function
of forward voltage.
(1) Tj = 175°C; typical values.
(2) Tj = 25°C; typical values.
(3) Tj = 25°C; maximum values.
Device mounted on an FR4 printed -
circuit board; lead length 10mm.
Fig.3 - Reverse current as a function
of junction temperature.
Fig.4 - Diode capacitance as a function of
reverse voltage; typical values.
f = 1 MHz; Tj = 25
V
R
= 90 .
Solid line: maximum values.
Dotted line: typical values.
Fig.5 - Maximum permissible non-repetitive peak forward current as a function of pulse duration.
Based on square wave currents.
Tj = 25 °C prior to surge.
Page 2 of 2
Rev. 01 : October 15, 2007
PCB Design
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