L6566B STMicroelectronics, L6566B Datasheet - Page 42
![IC CTRLR OVP OTP UVLO HV 16SOIC](/photos/1/39/13919/497-16-soic_series_sml.jpg)
L6566B
Manufacturer Part Number
L6566B
Description
IC CTRLR OVP OTP UVLO HV 16SOIC
Manufacturer
STMicroelectronics
Datasheet
1.L6566BTR.pdf
(51 pages)
Specifications of L6566B
Output Isolation
Isolated
Frequency Range
10 ~ 300kHz
Voltage - Input
8 ~ 23 V
Power (watts)
750mW
Operating Temperature
-40°C ~ 150°C
Package / Case
16-SOIC (0.154", 3.90mm Width)
Output Current
800 mA
Output Power
750 mW
Input Voltage
8 V to 23 V
Operating Temperature Range
- 40 C to + 150 C
Mounting Style
SMD/SMT
Duty Cycle (max)
75 %
Selectable Multi-mode Operation
fixed frequency or quasi-resonant
For Use With
497-6452 - BOARD EVAL FOR L6566B497-6451 - BOARD EVAL FOR L6566B497-6450 - BOARD EVAL FOR L6566B497-6449 - BOARD EVAL FOR L6566A
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
L6566B
Manufacturer:
ST
Quantity:
20 000
Part Number:
L6566BHTR
Manufacturer:
ST
Quantity:
20 000
Part Number:
L6566BTR-13
Manufacturer:
ST
Quantity:
20 000
Application information
Table 6.
42/51
Short circuit
Shutdown1
Protection Description Caused by
Reference
protection
Brownout
2
nd
OVP
OLP
OTP
drift
OCP
Output short
saturation or
overtempera
Transformer
undervoltag
e protection
overvoltage
Gate driver
secondary
L6566B protections
protection
protection
protection
protection
Externally
protection
protection
shutdown
V
overload
shorted
settable
Internal
thermal
disable
Output
Output
REF
circuit
Mains
diode
ture
drift
V
h
consecutive
switching
cycles
VFF >
VFFlatch
V
=V
V
V
V
=V
V
V
V
=V
V
V
V
=V
V
V
consecutive
V
T
V
V
ZCD
for 4
COMP
SS
SSDIS
COMP
SS
SSLAT
COMP
SS
SSDIS
COMP
SS
SSLAT
switching
V
DIS
j
REF
V
COMPHi
COMPHi
COMPHi
COMPHi
AC_OK
FF
for 2-3
cycles
V
> 160
CSDIS
>
>
>
>
V
CS
>V
>V
> V
th
> V
(4)
(6)
>
ZCDt
OTP
o
off
<
ov
C
behavior
restart
restart
Latched
Latched
Latched
Latched
Latched
Latched
restart
restart
restart
restart
Auto
Auto
Auto
Auto
Auto
Auto
IC
(5)
(1)
(2)
restart
13.5
13.5
13.5
13.5
13.5
Vcc
(V)
5
5
5
5
5
5
5
(mA)
IC Iq
0.33
1.46
0.33
1.46
0.33
0.33
0.33
0.33
0.33
0.33
2.2
2.5
VREF
5
5
(V)
0
0
0
0
0
0
0
0
0
5
(6)
(6)
unchanged
unchanged
<V
<V
SSLAT
SSLAT
V
V
SS
(6)
0
0
0
0
0
0
0
0
SS
SS
(3)
(6)
V
V
unchang
VCOMP
COMPHi
COMPHi
(V)
ed
(6)
(5)
0
0
0
0
0
0
0
0
0
OSC
(V)
0
0
0
0
0
0
0
0
0
0
1
FMOD
uncha
nged
0
0
0
0
0
0
0
0
0
0
0
unchanged
unchanged
unchanged
unchanged
unchanged
L6566B
VFF
0
0
0
0
0
0
0