L4984D STMicroelectronics, L4984D Datasheet - Page 9

• Manufacturer Part Number: L4984D
• Description: Power Factor Correction ICs Current Mode PFC CCM Line Modulated Bi
• Manufacturer: STMicroelectronics

Specifications of L4984D

• Rohs: yes

L4984
3
Table 5.
Supply voltage
Supply current
Multiplier input
Error amplifier
V
--------------------- -
ΔV
Symbol
V
I
V
V
CCrestart
V
ΔV
start-up
I
CLAMP
V
V
I
MULT
Hys
CCOn
CCOff
I
MULT
K
V
qdis
MULT
CC
I
I
INV
CC
q
q
CS
M
Z
Electrical characteristics
(Tj = -25 to 125 °C,
C
Electrical characteristics
a. Adjust V
Operating range
Turn-on threshold
Turn-off threshold
V
Hysteresis
Zener voltage
Startup current
Quiescent current
Operating supply current
Idle state quiescent current
Quiescent current
Input bias current
Linear operation range
Internal clamp level
Output max. slope
Gain
Voltage feedback input
threshold
FF
CC
= 1 µF and R
for resuming from latch
(2)
Parameter
CC
above V
FF
CCOn
V
= 1 MΩ between pin VFF and GND; unless otherwise specified.)
CC
before setting at 12 V.
= 12 V,
Doc ID 023489 Rev 3
After turn-on
(1)
(1)
OVP latched
Icc = 20 mA
Before turn-on, V
After turn-on, V
At 70 kHz
V
and
V
V
V
or
V
V
I
V
V
V
V
= 4 V
Tj = 25 °C
10.3 V < V
MULT
(a)
PFC_OK
INV
PFC_OK
PFC_OK
COMP
MULT
MULT
VFF
COMP
MULT
CTIMER = 470 pF, Co = 1 nF between pin GD and GND,
< V
= 0.915 V
= 1 mA
= 0 to 3 V
= 0 to 0.4 V
= V
< 2.3 V
= upper clamp
INVD
> V
< V
> V
Test condition
COMP
CC
PFC_OK_S
PFC_OK_D
PFC_OK_S
< 22.5 V
MULT
= 0.915 V V
CC
= 10 V
= 1 V
(1)
COMP
0 to 3
0.935
0.248 0.304
2.475
2.455
Min.
10.3
22.5
8.7
2.3
11
5
9
Electrical characteristics
Typ.
1.34
-0.2
200
9.5
1.5
2.2
9.5
2.5
12
25
65
6
4
5
0.360
2.525
2.545
Max.
22.5
10.3
150
280
2.7
6.0
2.2
13
28
-1
7
5
3
Unit
V/V
mA
mA
mA
mA
µA
µA
µA
V
V
V
V
V
V
V
V
V
V
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