ISO5452-Q1 Datasheet, PDF (19/41 Pages) Texas Instruments – High-CMTI 2.5-A / 5-A Isolated IGBT, MOSFET Gate Driver

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ISO5452-Q1
SLLSEQ5 – SEPTEMBER 2016
Parameter Measurement Information (continued)
Inputs
blocked
Inputs
released
IN+
(IN± = GND1)
90%
The inputs are muted for 5 µs by internal circuit after
DESAT is detected. RDY is also low until the mute time.
FLT can be reset, only if RDY goes high.
VOUTH/L
tLEB
tDS(90%)
VDSTH
tDS(10%)
10%
DESAT
FLT
RDY
tDS(FLT)
tMute
RST-rising edge
turns FLT high
RST
tRST
Figure 46. DESAT, OUTH/L, FLT, RST Delay
2. 25 V - 5.5 V
+
S1
-
0.1µF
15
VCC1
9 , 16
GND1
14
RST
10
IN+
11
IN -
13
FLT
12
RDY
ISO 5452 - Q1
5
VCC2
3
GND2
VEE2 ^{1 , 8}
6
OUTL
CL
1µF
15V
+
Pass ± Fail Criterion :
OUT must remain stable
1nF
2
DESAT
-
7
CLAMP
4
OUTH
+ _VCM -
Copyright © 2016, Texas Instruments Incorporated
Figure 47. Common-Mode Transient Immunity Test Circuit
Copyright © 2016, Texas Instruments Incorporated
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