RATING AND CHARACTERISTIC CURVES ( LL4148 )
FIG. 1 ADMISSIBLE POWER DISSIPATION
VERSUS AMBIENT TEMPERATURE
800
1000
FIG. 2 TYPICAL FORWARD VOLTAGE
POWER DISSIPATION , P
D
(mW)
600
Forward Current , I
F
(mA)
100
10
400
1
T
J
= 25
°
C
200
0.1
0
0
100
200
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
Ambient Temperature , Ta (°C)
Forward Voltage , V
F
(V)
FIG. 3 TYPICAL DIODE CAPACITANCE AS
A FUNCTION OF REVERSE VOLTAGE
FIG. 4 TYPICAL REVERSE CURRENT
VERSUS JUNCTION TEMPERATURE
1.2
10
4
1.0
Diode Capacitance , Cd (pF)
Reverse Current , I
R
(nA)
10
3
0.9
0.8
10
2
0.7
0.6
0.5
0.4
0
5
10
f = 1MHz;
T
J
= 25
°
C
10
1
0
100
200
Reverse Voltage , V
R
(V)
Junction Temperature, Tj (°C)
Page 2 of 2
Rev. 02 : March 25, 2005
SYNSEMI [ SYNSEMI, INC. ]
