SMD Type
Diodes
Surface Mount Ultrafast Efficient Plastic Rectifier
KS1A THRU KS1D
(ES1A THRU ES1D)
Unit: mm
DO-214AC(SMA)
Features
3.93
3.73
4.597
3.988
For surface mount applications
Low profile package
1.575
1.397
2.896
1.67
2.489 1.47
1
2
Ideally suited for use in
2.38
2.18
5.283
4.775
very high frequency switching power supplies,
inverters and as a free wheeling diodes
Ultrafast recovery times for high efficiency
Low forward voltage
5.49
5.29
Recommended
Land Pattern
2.438
1.981
1.524
0.762
0.203
0.051
0.305
0.152
Low leakage current
Glass passivated chip junction
Absolute Maximum Ratings TA=25
Characteristic
Symbol
VRRM
KS1A
50
KS1B
100
70
KS1C
KS1D
200
Unit
V
Maximum recurrent peak reverse voltage
Maximum RMS voltage
150
105
150
VRMS
35
140
V
Maximum DC blocking voltage
VDC
I(AV)
50
100
200
V
A
1
Maximum average forward rectified current at TL=25
Peak forward surge current 8.3 ms single half
sine-wave superimposed on rated load
Maximum instantaneous forward voltage at 1.0A
Maximum DC reverse current at rated TA= 25
TA= 100
IFSM
30
A
VF
IR
0.92
5
V
uA
100
15
25
35
10
25
7
Maximum reverse recovery time *1
trr
trr
ns
ns
Reverse recovery time
Maximum stored charge
TA= 25
TA= 100 *3
TA= 25
Qrr
CJ
nC
TA= 100 *3
Typical junction capacitance *2
Maximum thermal resistance *1
pF
/W
85
35
R
R
JA
JL
-55 to 150
Operating and storage temperature range
TJ, TSTG
*1 Reverse Recovery Test Conditions:IF=0.5A,IR=1.0A,Irr=0.25A
*2 Measured at 1.0MHz and applied reverse voltage of 4.0V
*3 trr and Qrr measured at: IF=0.6A, VR=30V, di/dt=50A/ms, Irr =10% IRM for measurement of trr
1
www.kexin.com.cn