SRK2001A Datasheet, PDF (8/20 Pages) STMicroelectronics – Auto-compensation of parasitic inductance

Electrical characteristics
SRK2001A
Symbol
Table 5. Electrical characteristics (continued)
Parameter
Test condition
Min. Typ. Max. Unit
BURST-MODE EXITING PROGRAMMING
D_ON
I_PROG
Restart duty-cycle during
primary controller burst-
mode operation
R_PG = 0 
R_PG = 100 k 1%
R_PG = 180 k 1%
Sourced current
R_PG open
(1)_{At VCC startup}
GATE DRIVERS
80
75
%
65
0
9 10 11 µA
I_{source_pk}
Output source peak
current
(3)
-0.35
A
I_{sink_pk_ZCD}
Max. output sink peak
current
ZCD comparator triggered turn-off (3)
4
A
t_r
Rise time
t_f
Fall time (adaptive
turn-off comparator)
Adaptive turn-off triggered turn-off
140
ns
80
ns
t_{f_ZCD}
Fall time (ZCD_OFF
comparator)
ZCD_OFF comparator triggered turn-off
30
ns
V_GDclamp Output clamp voltage
I_GD = -5 mA; V_CC = 20 V
9 11 13 V
V_{GDL_UVLO} UVLO saturation
V_CC = 0 to V_{CC_On}, I_sink = 5 mA
1 1.3 V
1. Parameters tracking each other.
2. Low consumption mode is one of the following: primary converter burst-mode detect or the EN pin pulled low.
3. Parameter guaranteed by design.
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