A1780 Alpha Microelectronics, A1780 Datasheet - Page 2

• Manufacturer Part Number: A1780
• Description: Dimmer IC
• Manufacturer: Alpha Microelectronics

www.DataSheet4U.com
DC characteristics contain the spread of values guarantee within the specified supply
voltage and temperature range and the technology process parameter range unless
otherwise specified. T
AC characteristics contain the spread of values guarantee within the specified supply
voltage and temperature range and the technology process parameter range unless
otherwise specified. T
1)
Parameters are protected by correlation measure
10
11
12
#
1
2
3
4
5
6
7
8
9
#
1
2
3
I
I
I
V
V
V
V
V
V
V
V
V
DDL
DDH
DDL_Error
TRES
PON
TH OC1, 2
TH OV/OT
OUTH
OUTH
OUTL
OUTL
OSL
Symbol
Symbol
electrical characteristics
T
t
t
r OUT
Soft c
f OUT
Current Consumption
Current Consumption
Current Consumption Error-Mode
Threshold Voltage Input TRES
Threshold Voltage Power on
Threshold Voltage OC1, 2
Threshold Voltage OV/OT
Output Voltage High OUT
Output Voltage High OUT
Output Voltage Low OUT
Output Voltage Low OUT
Output Voltage Low Error-Mode OS I
Turn-on rise time
Turn-off fall time
Soft Start Time cold
a
a
= 25°C for typical values
= 25°C for typical values
Parameter
Parameter
1)
1)
1)
V
V
V
V
V
V
V
V
V
V
V
V
V
-I
V
-I
V
I
V
I
V
V
C
V
C
V
C
max. Full Power
PF= 0.95
V
OUT
OUT
OS
OUT
DD
INZ
OUT
DD
INZ
OUT
DD
OT
DD
DD
DD
DD
OUT
DD
OUT
DD
DD
DD
DD
DD
DD
DD
L
CS
L
= 2mA
Conditions
Conditions
= 1.5nF
= 1.5nF
= 6mA
= 10µA
=12V
=12V
=12V,V
=12V
=12V
=12V
=12V
=12V
=12V
=12V
=12V
=12V
=12V
=12V
=12V
= 4.7µF,
= 1V
= 1V
= 6mA
= 10µA
= Low
= High
= Low
1V
INz
=1V
0.55
0.55
Min
Min
6.5
8.0
7.5
7.5
-
-
-
-
-
-
-
-
0.75
0.75
10.6
Typ
Typ
200
200
0.8
0.5
1.4
7.5
9.1
9.2
0.2
0.1
0.2
1.9
Max
0.85
0.85
0.55
0.55
0.55
Max
1.0
0.8
1.9
8.5
9.9
500
500
-
-
Unit
mA
mA
mA
Unit
V
V
V
V
V
V
V
V
V
ns
ns
s