SKHI 21A R
Absolute Maximum Ratings
Symbol Conditions
Values
Unit
VS
Supply voltage primary
Input signal voltage (HIGH)
Output peak current
18
Vs+0.3
8
V
V
VIH
IoutPEAK
A
IoutAVmax Output average current (max.)
40
mA
kHz
fmax
max. switching frequency
50
Collector emitter voltage sense across
the IGBT
VCE
1200
50
V
kV/µs
V
SEMIDRIVER™
Rate of rise and fall of voltage
secondary to primary side
dv/dt
Isolation test voltage input - output (2
sec. AC)
Hybrid Dual MOSFET Driver
Visol IO
2500
Visol12
RGon min
RGoff min
Qout/pulse
Top
V
Ω
SKHI 21A R
Minimum rating for external RGon
Minimum rating of external RGoff
Max. rating for output charge per pulse
Operating temperature
3
3
Ω
Preliminary Data
4
µC
°C
°C
Features
- 40 ... + 85
- 40 ... + 85
ꢀ Drives MOSFET with VDS(on) < 10 V
ꢀ Is compatible to old SKHI 21
ꢀ CMOS compatible inputs
ꢀ Short circuit protection by VCE
monitoring and switch off
ꢀ Drive interlock top / bottom
ꢀ Isolation by transformers
ꢀ Supply undervoltage protection (13 V)
ꢀ Error latch / output
Tstg
Storage temperature
Characteristics
Symbol Conditions
min.
typ.
max.
15,6
290
Unit
VS
Supply voltage primary side
14,4
15
80
V
mA
mA
V
ISO
Supply current primary side (no load)
Supply current primary side (max.)
Input signal voltage on / off
Typical Applications
Vj
15 / 0
11,7
5,5
10
+ 15
0
ꢀ Driver for MOSFET modules in bridge
circuits in industrial applications
VIT+
Input threshold voltage (High)
Input threshold voltage (Low)
Input resistance
10,9
4,7
12,5
6,5
V
VIT-
V
Footnotes
RIN
kΩ
V
see fig. 6
At RCE = 18 kΩ , CCE = 330 pF
VG(on)
VG(off)
RGE
Turn on gate voltage output
Turn off gate voltage output
V
Internal gate-emitter resistance
Asic system switching frequency
Input-output turn-on propagation time
Input-output turn-off propagation time
Error input-output propagation time
22
8
kΩ
MHz
µs
µs
µs
µs
µs
V
fASIC
td(on)IO
td(off)IO
td(err)
0,85
0,85
1
1,15
1,15
1
0,6
9
tpERRRESET Error reset time
tTD
Top-Bot Interlock Dead Time
3,3
4,3
10
Reference voltage for VCE monitoring
VCEstat
5
Coupling capacitance primary /
secondary
Cps
12
pF
106h
g
Mean time between failure Ta=40°C
weight
MTBF
w
2,0
45
© by SEMIKRON
Rev. 7 – 12.06.2008
1