L6566B STMicroelectronics, L6566B Datasheet - Page 13

• Manufacturer Part Number: L6566B
• Description: IC CTRLR OVP OTP UVLO HV 16SOIC
• Manufacturer: STMicroelectronics

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

L6566B
Table 4.
Reference voltage
Internal oscillator
Brownout protection
Line voltage feedforward
V
V
Symbol
AC_OK_CL
VFFlatch
V
V
V
D
V
V
I
I
V
I
K
Vth
REF
f
VFF
OSC
Hys
Kc
OFF
REF
REF
VFF
max
sw
OV
FF
Electrical characteristics (continued)
Output voltage
Total variation
Short circuit current
Sink capability in UVLO
Overvoltage threshold
Oscillation frequency
Voltage reference
Maximum duty cycle
Threshold voltage
Current hysteresis
Clamp level
Input bias current
Linear operation range
IC disable voltage
Latch-off/clamp level
Control voltage gain
Feedforward gain
Parameter
(3)
(3)
(1)
I
Vcc = 10.6 to 23 V
V
Operating range
T
MODE/SC = open
Vcc =12 to 23 V, V
MODE/SC = open
(3)
MODE/SC = open,
V
Vcc > 5 V, V
(1)
V
V
V
V
V
Vcc = 6 V; Isink = 0.5 mA
Voltage falling (turn-off)
Voltage rising (turn-on)
REF
J
REF
COMP
VFF
ZCD
ZCD
VFF
VFF
T
= 25 °C, V
I
AC_OK
J
= 1 to 5 mA,
= 0 to 3 V, V
= 1 V, V
= 1 V, V
= 25 °C; I
= 0
> V
> V
= 5 V
Test condition
ZCDth
ZCDth
= 100 μA
VFF
ZCD
COMP
COMP
REF
= 0.3 V
= 0,
ZCD
ZCD
= 4 V
= 4 V
= 1 mA
< V
= 0,
ZCDth
0.432
0.452
4.95
0.97
Min
-0.7
4.9
5.3
10
10
95
93
70
12
3
3
Electrical characteristics
0.450
0.485
0 to 3
3.15
3.15
0.04
Typ
100
100
0.2
5.7
6.4
0.4
15
-1
5
1
0.468
0.518
Max
5.05
1.03
300
105
107
5.1
3.3
3.3
0.5
30
75
18
-1
13/51
Unit
kHz
mA
V/V
V/V
mA
µA
µA
%
V
V
V
V
V
V
V
V
V
V
V