L6566B View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L6566B' PDF : 51 Pages View PDF
Electrical characteristics
L6566B
Table 4. Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min
Current sense comparator
ICS
tLEB
td(H-L)
Input bias current
Leading edge blanking
Delay to output
VCSx Overcurrent setpoint
VCSdis Hiccup-mode OCP level
PWM control
VCOMPHI
VCOMPLO
VCOMPSH
ICOMP
RCOMP
Upper clamp voltage
Lower clamp voltage
Linear dynamics upper limit
Max. source current
Dynamic resistance
VCOMPBM Burst-mode threshold
Hys Burst-mode hysteresis
ICLAMPL Lower clamp capability
VCOMPOFF Disable threshold
VCOMPO
Level for lower UVLO off
threshold (voltage falling)
VCOMPL
Level for higher UVLO off
threshold (voltage rising)
VCS = 0
150
VCOMP = VCOMPHI, VVFF = 0 V
VCOMP = VCOMPHI, VVFF = 1.5 V
VCOMP = VCOMPHI, VVFF = 3.0 V
(1)
0.92
0.45
1.4
ICOMP = 0
ISOURCE = -1 mA
(1) VVFF = 0 V
VCOMP = 3.3 V
VCOMP = 2.6 to 4.8 V
(1)
(1) MODE/SC = open
VCOMP = 2 V
Voltage falling
(3)
(3) MODE/SC = open
(3)
(3) MODE/SC = open
4.8
320
2.52
2.7
-3.5
2.61
3.02
2.9
3.41
Typ
250
1
0.5
0
1.5
5.7
2.0
5
400
25
2.65
2.85
20
1.4
2.75
3.15
3.05
3.55
Max
-1
300
100
1.08
0.55
0.1
1.6
5.2
480
2.78
3
-1.5
2.89
3.28
3.2
3.69
Unit
µA
ns
ns
V
V
V
V
V
µA
kΩ
V
mV
mA
V
V
V
14/51
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