KEXIN BAT74

Diodes
SMD Type
Schottky Barrier Double Diode
BAT74
Unit: mm
Features
Low forward voltage
Guard ring protected
Small SMD package.
Absolute Maximum Ratings Ta = 25
Parameter
continuous reverse voltage
continuous forward current
Symbol
Test Condition
Min
30
V
60
V
single diode loaded
200
mA
(1)
double diode loaded
repetitive peak forward current
IFRM
non-repetitive peak forward current
IFSM
total power dissipation
Ptot
storage temperature
Tstg
junction temperature
Tj
operating ambient temperature
Tamb
thermal resistance from junction to ambient
Rth j-a
Unit
series connection
VR
IF
Max
110
single diode loaded ( tp
1 s;ä
0.5)
double diode loaded ( tp
1 s;ä
0.5)
300
tp < 10 ms
Tamb = 25
-65
mA
mA
200
mA
600
mA
230
mW
+150
125
-65
+125
500
K/W
Note
1.If both diodes are in forward operation at the same moment, total device current is max. 110 mA.
If one diode is in reverse and the other in forward operation at the same moment, total device current is max. 200 mA.
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1
Diodes
SMD Type
BAT74
Electrical Characteristics Ta = 25
Param eter
Sym bol
forward voltage
VF
reverse current
IR
reverse recovery tim e
t rr
Cd
Notes
1. Tem perature coefficient of forward voltage -0.6% /K.
2. Pulsed test: tp = 300
Marking
Marking
2
L41
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s; ä = 0.02.
Max
I F = 0.1 m A
240
I F = 1 m A;note 1
320
I F = 10 m A
400
I F = 30 m A
500
I F = 100 m A
800
V R = 25 V;note 2
2
when switched from I F = 10 m A to,I R = 10 m A;
R L = 100
diode capacitance
Test Condition
Unit
mV
A
5
ns
10
pF
; m easured at I R = 1 m A
f = 1 MHz; V R = 1 V;