Datasheet

DocID16202 Rev 5 9/33
L6564 Electrical characteristics
33
4 Electrical characteristics
T
J
= -25 to 125 °C, V
CC
= 12 V, C
O
= 1 nF between the pin GD and GND, C
FF
= 1 µF and
R
FF
= 1 M between the pin V
FF
and GND; unless otherwise specified.
Table 4. Electrical characteristics
Symbol Parameter Test condition Min. Typ. Max. Unit
Supply voltage
V
CC
Operating range After turn-on 10.3 22.5 V
V
CCOn
Turn-on threshold
(1)
11 12 13 V
V
CCOff
Turn-off threshold
(1)
8.7 9.5 10.3 V
V
CCrestart
V
CC
for resuming from latch OVP latched 5 6 7 V
Hys Hysteresis 2.3 2.7 V
V
Z
Zener voltage I
CC
= 20 mA 22.5 25 28 V
Supply current
I
start-up
Start-up current Before turn-on, V
CC
= 10 V 90 150 µA
I
q
Quiescent current After turn-on, V
MULT
= 1 V 4 5 mA
I
CC
Operating supply current At 70 kHz 5 6.0 mA
I
qdis
Idle state quiescent current
V
PFC_OK
> V
PFC_OK_S
AND V
INV
< V
FFD
180 280 µA
V
PFC_OK
< V
PFC_OK_D
1.5 2.2 mA
I
q
Quiescent current V
PFC_OK
> V
PFC_OK_S
OR V
COMP
< 2.3 V 2.2 3 mA
Multiplier input
I
MULT
Input bias current V
MULT
= 0 to 3 V -0.2 -1 µA
V
MULT
Linear operation range 0 to 3 V
V
CLAMP
Internal clamp level I
MULT
= 1 mA 9 9.5 V
Vcs
∆V
MULT
Output max. slope
V
MULT
= 0 to 0.4 V, V
VFF
= 1 V
V
COMP
= upper clamp
1.33 1.66 V/V
K
M
Gain
(2)
V
MULT
= 1 V, V
COMP
= 4 V 0.375 0.45 0.525 1/V
Error amplifier
V
INV
Voltage feedback input
threshold
T
J
= 25 °C 2.475 2.5 2.525
V
10.3 V < V
CC
< 22.5 V
(3)
2.455 2.545
Line regulation V
CC
= 10.3 V to 22.5 V 2 5 mV
I
INV
Input bias current V
INV
= 0 to 4 V -0.2 -1 µA
V
INVCLAMP
Internal clamp level I
INV
= 1 mA 8 9 V
Gv Voltage gain Open loop 60 80 dB
GB Gain-bandwidth product 1 MHz