LESHAN RADIO COMPANY, LTD.
BA157G – BA159G
FAST GPP DIODES
Maximum Average
TYPE
Maximum
Peak Reverse
Voltage
PRV
V
PK
Maximum
Maximum
Reverse
Current @ PRV
@ T
A
=25ºC
I
R
Maximum
Forward
Voltage
@ T
A
=25ºC
I
FM
A
PK
V
FM
V
PK
Maximum
Reverse
Recovery Time
Trr
ns
Package
Dimensions
Rectified Current
Forward Peak
@ Half-Wave
Surge Current @
Resistive Load 60Hz 8.3ms Superimposed
I
O
@ T
L
A
AV
ºC
I
FM
(Surge)
A
PK
µAdc
BA157G
BA158G
BA159DG
BA159G
400
600
800
1000
1.0
55
20
5.0
1.0
1.3
150
250
500
500
DO – 41
Trr
I
F
= 0.5A, I
R
= 1.0A, I
RR
= 0.25A
Trr Test Conditions: I
F
= 0.5A, I
R
= 1.0A, I
RR
= 0.25A
1.0(25.4)
MIN
.205(5.2)
.166(4.2)
1.0(25.4)
MIN
.034(0.9)
.028(0.7)
DIA
.107(2.7) DIA
.080(2.0)
DO – 41
35A–1/2
LESHAN RADIO COMPANY, LTD.
BA157G-BA159G
GPP
RATING & CHARACTERISTIC CURVES OF FAST GPP DIODE
FIG.1 – TEST CIRCUIT DIAGRAM AND
REVERSE RECOVERY TIME CHARACTERISTIC
50
Ω
NONINDUCTIVE
10
Ω
NONINDUCTIVE
D.U.T.
(-)
PULSE
G E N E R AT O R
(NOTE 2)
(+)
+0.5A
Trr
(+)
25Vdc
(APPROX)
(-)
0
-0.25A
1Ω
NON.
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
NOTES:1.Rise Time=7ns max.
Input Impedance=1megohm.22pF.
2.Rise Time=10ns max.
Source Impedance=50 ohms.
-1.0A
SET TIME
BASE FOR 10 ns/cm
1cm
FIG. 2 – TYPICAL FORWARD
CURRENT DERATING CURVE
INSTANTANEOUS FORWARD CURRENT,(A)
FIG.3 – TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
10
1.0
AVERAGE FORWARD CURRENT,(A)
0.8
1
T
J
=25ºC
Pulse Width=300µs
1% Duty Cycle
0.6
0.4
I
PK
/I
AV
=π
Resistive or
Inductive Load
0.375”(9.5mm)
Lead lengths
0
25
50
75
100
125
150
175
.1
0.2
0
.01
0
2
4
6
8
10
12
14
16
AMBIENT TEMPER ATURE, (ºC)
INSTANTANEOUS FORWARD VOLTAGE,(V)
FIG.4 – TYPICAL JUNCTION CAPACITANCE
PEAK FORWARD SURGE CURRENT. AMPERES
FIG.5 – MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
20
100
15
CAPACITANCE,(pF)
10
10
T
J
= 25 ºC
f =1MHz
V
sing
=50MV
p-p
5
T
J
=55ºC
8.3ms Single Halt Sine
Wave (JEDEC Method)
0
1
2
4
6
10
20
40
60
100
1
1
5
10
50
100
REVERSE VOLTAGE,(V)
NUMBER OF CYCLES AT 60Hz
35A–2/2