Data Sheet

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13
FAN3121 / FAN3122 — Single 9-A High-Speed, Low-Side Gate Driver
Typical Performance Characteristics
Typical characteristics are provided at 25°C and V
DD
=12 V unless otherwise noted.
Figure 40. Rise / Fall Waveforms with 10 nF Load
Figure 41. Quasi-Static Source Current with V
DD
=12V
(15)
Figure 42. Quasi-Static Sink Current with V
DD
=12 V
(15)
Figure 43. Quasi-Static Source Current with
V
DD
=8 V
(15)
Figure 44. Quasi-Static Sink Current with V
DD
=8 V
(15)
Figure 45. Quasi-Static I
OUT
/ V
OUT
Test Circuit
Notes:
14. For any inverting inputs pulled LOW, non-inverting inputs pulled HIGH, or outputs driven HIGH; static I
DD
increases by the current flowing through the corresponding pull-up/down resistor, shown in Figure 7.
15. The initial spike in each current waveform is a measurement artifact caused by the stray inductance of the
current-measurement loop.
470 µF
Al. El.
V
DD
V
OUT
1µF
ceramic
(2) x 4.7µF
ceramic
C
LOAD
1µF
I
O UT
IN
1kHz
Current Probe
LECROY AP015
FAN3121/22