NCV7517
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7
ELECTRICAL CHARACTERISTICS (continued) (4.75 VvV
CCX
v5.25 V, V
DD
= V
CCX
, -40°CvT
J
v125°C, unless otherwise
specified.) (Note 6)
Characteristic Symbol Conditions Min Typ Max Unit
Fault Detection – GAT
X
OFF
DRN
X
Diagnostic Current
I
SG
Short to GND Detection,
V
DRNX
= 0.30 V
CC1
-27 -20 -10 mA
I
OL
Open Load Detection,
V
DRNX
= 0.75 V
CC1
30 60 80 mA
DRN
X
Fault Threshold Voltage
V
SG
Short to GND Detection 27 30 33 %V
CC1
V
OL
Open Load Detection 72 75 78 %V
CC1
DRN
X
Off State Bias Voltage V
CTR
- – 50 – %V
CC1
Gate Driver Outputs
GAT
X
Output Resistance Output High or Low 200 350 500 W
GAT
X
High Output Current V
GATX
= 0 V -26.25 – -9.5 mA
GAT
X
Low Output Current V
GATX
= V
CC2
9.5 – 26.25 mA
Turn-On Propagation Delay t
P(ON)
IN
X
to GAT
X
(Figure 4)
– – 1.0
ms
CSB to GAT
X
(Figure 5)
Turn-Off Propagation Delay t
P(OFF)
IN
X
to GAT
X
(Figure 4)
– – 1.0
ms
CSB to GAT
X
(Figure 5)
Output Rise Time t
R
20% to 80% of V
CC2
,
C
LOAD
= 400 pF
(Figure 4, Note 5)
– – 277 ns
Output Fall Time t
F
80% to 20% of V
CC2
,
C
LOAD
= 400 pF
(Figure 4, Note 5)
– – 277 ns
Fault Timers
Channel Fault Blanking Timer
t
BL(ON)
V
DRNX
= 5.0 V; IN
X
rising to
FLTB falling (Figure 6)
11 21 31 ms
t
BL(OFF)
V
DRNX
= 0 V; IN
X
falling to
FLTB falling (Figure 6)
90 120 150 ms
Channel Fault Filter Timer t
FF
Figure 7 7.0 12 17 ms
Global Fault Refresh Timer
(Auto-retry Mode)
t
FR
Register 2: Bit R
2
= 0 or R
5
= 0 7.5 10 12.5 ms
Register 2: Bit R
2
= 1 or R
5
= 1 30 40 50 ms
Timer Clock ENA1 = 1 – 500 – kHz
Serial Peripheral Interface (Figure 9) V
ccx
= 5.0 V, V
DD
= 3.3 V, F
SCLK
= 4.0 MHz, C
LOAD
= 200 pF
SO Supply Voltage V
DD
3.3 V Interface 3.0 3.3 3.6 V
5.0 V Interface 4.5 5.0 5.5 V
SCLK Clock Period - – 250 – ns
Maximum Input Capacitance Sl, SCLK (Note 7) – – 12 pF
SCLK High Time SCLK = 2.0 V to 2.0 V 125 – – ns
SCLK Low Time SCLK = 0.8 V to 0.8 V 125 – – ns
Sl Setup Time Sl = 0.8 V/2.0 V to
SCLK = 2.0 V (Note 7)
25 – – ns
Sl Hold Time SCLK = 2.0 V to
Sl = 0.8 V/2.0 V (Note 7)
25 – – ns
6. Designed to meet these characteristics over the stated voltage and temperature recommended operating ranges, though may not be 100%
parametrically tested in production.
7. Guaranteed by design.