参数资料
型号: L6566A
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: 0.8 A POWER FACTOR CONTROLLER WITH POST REGULATOR, 300 kHz SWITCHING FREQ-MAX, PDSO16
封装: LEAD FREE, SOP-16
文件页数: 5/51页
文件大小: 646K
代理商: L6566A
L6566A
Electrical characteristics
13/51
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Reference voltage
VREF
Output voltage
(1) T
J = 25 °C; IREF = 1 mA
4.95
5
5.05
V
VREF
Total variation
IREF = 1 to 5 mA,
Vcc = 10.6 to 23 V
4.9
5.1
V
IREF
Short circuit current
VREF = 0
10
30
mA
Sink capability in UVLO
Vcc = 6 V; Isink = 0.5 mA
0.2
0.5
V
VOV
Overvoltage threshold
5.3
5.7
V
Internal oscillator
fsw
Oscillation frequency
Operating range
10
300
kHz
TJ = 25 °C, VZCD = 0,
MODE/SC = Open
95
100
105
Vcc=12 to 23 V, VZCD = 0,
MODE/SC = Open
93
100
107
VOSC
Voltage reference
(3)
0.97
1
1.03
V
Dmax
Maximum duty cycle
MODE/SC = Open,
VCOMP = 5 V
70
75
%
Brownout protection
Vth
Threshold voltage
Voltage falling (turn-off)
0.432
0.450
0.468
V
Voltage rising (turn-on)
0.452
0.458
0.518
V
IHys
Current hysteresis
Vcc > 5 V, VVFF = 0.3 V
12
15
18
A
VAC_OK_CL Clamp level
(1) IAC_OK = 100 μA
33.15
3.3
V
Line voltage feedforward
IVFF
Input bias current
VVFF = 0 to 3 V, VZCD < VZCDth
-1
A
VZCD > VZCDth
-0.7
-1
mA
VVFF
Linear operation range
0 to 3
V
VOFF
IC disable voltage
3
3.15
3.3
V
VVFFlatch
Latch-off/clamp level
VZCD > VZCDth
6.4
V
Kc
Control voltage gain (3)
VVFF = 1 V, VCOMP = 4 V
0.4
V/V
KFF
Feedforward gain (3)
VVFF = 1 V, VCOMP = 4 V
0.04
V/V
Table 4.
Electrical characteristics (continued)
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