L6566ATR View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L6566ATR' PDF : 51 Pages View PDF
Electrical characteristics
4
Electrical characteristics
L6566A
(TJ = -25 to 125 °C, VCC = 12 V, CO = 1 nF; MODE/SC = VREF, RT = 20 kΩ from OSC to
GND, unless otherwise specified.)
Table 4. Electrical characteristics
Symbol
Parameter
Test condition
Min.
Supply voltage
Vcc Operating range after turn-on
VccOn Turn-on threshold
VccOff Turn-off threshold
Hys Hysteresis
VZ
Zener voltage
Supply current
Istart-up
Iq
Icc
Startup current
Quiescent current
Operating supply current
Iqdis
Quiescent current
High-voltage startup generator
VHV
VHVstart
Icharge
Breakdown voltage
Start voltage
Vcc charge current
IHV, ON ON-state current
IHV, OFF OFF-state leakage current
VCCrestart Vcc restart voltage
Reference voltage
VREF Output voltage
VREF Total variation
VCOMP > VCOMPL
VCOMP = VCOMPO
(1)
(1) VCOMP > VCOMPL
(1) VCOMP = VCOMPO
VCOMP > VCOMPL
Icc = 20 mA, IC disabled
10.6
8
13
9.4
7.2
23
Before turn-on, Vcc = 13 V
After turn-on, VZCD = VCS = 1 V
MODE/SC open
IC disabled (2)
330
IC latched off
IHV < 100 µA
IVcc < 100 µA
VHV > VHvstart, Vcc > 3 V
VHV > VHvstart, Vcc > 3 V
VHV > VHvstart, Vcc = 0
VHV = 400 V
Vcc falling
(1) IC latched off
(1) Disabled by
VCOMP < VCOMPOFF
(1) TJ = 25 °C; IREF = 1 mA
IREF = 1 to 5 mA,
Vcc = 10.6 to 23 V
700
65
0.55
4.4
12.5
9.4
4.95
4.9
Typ.
14
10
7.6
4
25
200
2.6
4
440
80
0.85
5
13.5
10
5
Max.
23
23
15
10.6
8.0
27
250
2.8
4.6
2500
500
100
1
1.6
0.8
40
5.6
14.5
10.6
5.05
5.1
Unit
V
V
V
V
V
µA
mA
mA
µA
V
V
mA
mA
µA
V
V
V
12/52
Doc ID 13794 Rev 4
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