Datasheet

L6562A Electrical characteristics
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Symbol Parameter Test condition Min Typ Max Unit
V
COMP
Upper clamp voltage
I
SOURCE
= 0.5mA
5.3 5.7 6 V
Lower clamp voltage
I
SINK
= 0.5mA
(1)
2.12.252.4 V
V
INVdis
Disable threshold 150 200 250 mV
V
INVen
Restart threshold 380 450 520 mV
Output overvoltage
I
OVP
Dynamic OVP triggering
current
23.5 27 30.5 µA
Hys Hysteresis
(3)
20 µA
Static OVP threshold
(1)
2.12.252.4 V
Current sense comparator
I
CS
Input bias current
V
CS
= 0
-1 µA
t
LEB
Leading edge blanking 100 200 300 ns
td
(H-L)
Delay to output 175 ns
V
CS
Current sense clamp
V
COMP
= Upper clamp, Vmult = 1.5V
1.0 1.08 1.16 V
Vcs
offset
Current sense offset
V
MULT
= 0
25
mV
V
MULT
= 2.5V
5
Zero current detector
V
ZCDH
Upper clamp voltage
I
ZCD
= 2.5mA
5.0 5.7 6.5 V
V
ZCDL
Lower clamp voltage
I
ZCD
= - 2.5mA
-0.3 0 0.3 V
V
ZCDA
Arming voltage
(positive-going edge)
(3)
1.4 V
V
ZCDT
Triggering voltage
(negative-going edge)
(3)
0.7 V
I
ZCDb
Input bias current
V
ZCD
= 1 to 4.5V
2µA
I
ZCDsrc
Source current capability -2.5 mA
I
ZCDsnk
Sink current capability 2.5 mA
Starter
t
START
Start timer period 75 190 300 µs
Table 5. Electrical characteristics (continued)
( -25°C < T
J
< +125°C, V
CC
= 12V, C
o
= 1nF; unless otherwise specified)