Datasheet

L6563 - L6563A Electrical characteristics
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Symbol Parameter Test condition Min Typ Max Unit
Zero current detector
V
ZCDH
Upper clamp voltage
I
ZCD
= 2.5 mA
5.0 5.7 V
V
ZCDL
Lower clamp voltage
I
ZCD
= - 2.5 mA
-0.3 0 0.3 V
V
ZCDA
Arming voltage
(positive-going edge)
(4)
1.4 V
V
ZCDT
Triggering voltage
(negative-going edge)
(4)
0.7 V
I
ZCDb
Input bias current
V
ZCD
= 1 to 4.5 V
1µA
I
ZCDsrc
Source current capability -2.5 mA
I
ZCDsnk
Sink current capability 2.5 mA
Tracking boost function
∆V
Dropout voltage
V
VFF
- V
TBO
I
TBO
= 0.25 mA
20 mV
I
TBO
Linear operation 0 0.25 mA
I
INV
- I
TBO
current
mismatch
I
TBO
= 25 µA to 0.25 mA
-3.5 3.5 %
V
TBOclamp
Clamp voltage
V
VFF
= 4V
(2)
2.9 3 3.1 V
PFC_OK
V
thl
Latch-off threshold
Voltage rising
(2)
2.4 2.5 2.6 V
V
th
Disable threshold
Voltage falling
(2)
0.2 V
V
EN
Enable threshold
Voltage rising
(2)
0.26 V
I
PFC_OK
Input bias current
V
PFC_OK
= 0 to 2.5V
-0.1 -1 µA
V
clamp
Clamp voltage
I
PFC_OK
= 1 mA
99.5 V
PWM_LATCH
I
leak
Low level leakage
current
V
PWM_LATCH
=0
-1 µA
V
H
High level
I
PWM_LATCH
= -0.5 mA
3.7 V
PWM_STOP
I
leak
High level leakage
current
V
PWM_STOP
= 6V
1µA
V
L
Low level
I
PWM_STOP
= 0.5 mA
1V
V
clamp
Clamp voltage
I
PFC_OK
= 2 mA
99.5 V
Table 5. Electrical characteristics (continued)
( -25°C < T
J
< +125°C, V
CC
= 12V, C
o
= 1nF between pin GD and GND, C
FF
=1µF between pin V
FF
and GND; unless otherwise specified)