STMicroelectronics 19 V - 75 W SMPS using the L6563 and the L6566A EVL6566A-75WES4 EVL6566A-75WES4 Data Sheet
Product codes
EVL6566A-75WES4
Application information
L6563S
34/43
Doc ID 16116 Rev 4
In table 1 it is possible to find a summary of all of the above mentioned working conditions
that cause the device to stop operating.
that cause the device to stop operating.
Figure 47.
Brownout protection (master PFC)
Table 5.
Summary of L6563S idle states
Condition
Caused or revealed
bey
IC
behavior
Restart
condition
Typical IC
consumption
PWM_LATCH
Status
PWM_STOP
Status
UVLO
Vcc < Vcc
Off
Disabled
Vcc > Vcc
On
90 µA
Off
High
Feedback
disconnected
PFC_OK
> V
PFC_OK_S
AND
INV < 1.66V
Latched
Vcc < Vcc
restart
then
Vcc > Vcc
On
180 µA
High
High
Standby
PFC_OK
< V
PFC_OK_D
Stop
switching
PFC_OK
>
V
PFC_OK_E
1.5 mA
Off
High
AC brownout
RUN < V
DIS
RUN > V
EN
1.5 mA
Off
Low
OVP
PFC_OK
> V
PFC_OK_S
PFC_OK
<
V
PFC_OK_R
2.2 mA
Off
High
Low
consumption
COMP < 2.4V
Burst
mode
COMP > 2.4V
2.2 mA
Off
High
Saturated
boost
inductor
Vcs > V
CS_th
Doubled
Tstart
Auto restart
2.2 mA
Off
High