cat4008 Catalyst Semiconductor, cat4008 Datasheet - Page 3

• Manufacturer Part Number: cat4008
• Description: 8-channel Constant Current Led Driver
• Manufacturer: Catalyst Semiconductor

ABSOLUTE MAXIMUM RATINGS
RECOMMENDED OPERATING CONDITIONS
ELECTRICAL OPERATING CHARACTERISTICS
DC CHARACTERISTICS
V
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
Parameter
V
Logic input/output voltage (SIN, SOUT, CLK, BLANK, LATCH)
LEDn voltage
DC output current on LED1 to LED8
Storage Temperature Range
Junction Temperature Range
Lead Soldering Temperature (10sec.)
Parameter
V
Voltage applied to LED1 to LED8
LED current RSET control range
Ambient Temperature Range
Symbol
DD
I
I
R
R
LED-ACC
LED-MAT
DD
DD
ΔI
I
V
ΔI
I
T
DDOFF
V
DDON
I
V
V
LATCH
BLANK
T
V
= 5.0V, T
V
RSET
HYST
LKG
VLED
I
HYS
VDD
OH
IL
OL
SD
Supply Voltage
IH
IL
Name
LED Current (any channel)
LED Current Matching
(I
LED current regulation vs. V
LED current regulation vs. V
Supply Current (all outputs off)
Supply Current (all outputs on)
LEDn output Leakage
LATCH Pull-down Resistance
BLANK Pull-up Resistance
Logic high input voltage
Logic low input voltage
Logic input hysteresis voltage
Logic Input leakage current
(CLK, SIN)
SOUT logic high output voltage
SOUT logic low output voltage
RSET Regulated Voltage
Thermal Shutdown
Thermal Hysteresis
LED
AMB
- I
= 25 ºC, over recommended operating conditions unless specified otherwise.
LEDAVR
) / I
LEDAVR
DD
LED
Conditions
V
V
V
V
V
V
V
LED current 30mA
V
LED current 30mA
R
R
R
R
V
V
I
I
BLANK high, outputs off
OH
OL
LED
LED
LED
LED
LED
LED
DD
LED
LED
I
SET
SET
SET
SET
= V
= 1mA
= -1mA
within 4.5V and 5.5V
= 1V, R
= 1V, R
= 1V, R
= 1V, R
= 1V, R
= 1V, R
= 3.08kΩ
= 769Ω
= 3.08kΩ
= 769Ω
= 5V, outputs off
within 1V and 3V
DD
or GND
3
SET
SET
SET
SET
SET
SET
= 3.08kΩ
= 1.54kΩ
= 769Ω
= 3.08kΩ
= 1.54kΩ
= 769Ω
-0.3V to V
-55 to +160
-40 to +150
-40 to +85
0.4 to 5.5
up to 100
3.0 to 5.5
Rating
Range
150
300
6
6
V
0.7xV
DD
CC
Min
1.17
-6.0
100
100
+0.3V
18
36
-1
-5
-0.3V
DD
0.1xV
Units
Units
±0.05
Typ
±1.5
±1.5
±2.0
±0.1
1.20
mA
mA
180
180
160
°C
°C
°C
°C
5.5
2.5
6.2
20
40
80
20
V
V
V
V
V
2
0
DD
0.3xV
Doc. No. MD-5034 Rev. A
Max
+6.0
1.23
300
300
0.3
22
44
8
9
1
5
DD
CAT4008
Units
% / V
% / V
mA
mA
mA
mA
mA
µA
kΩ
kΩ
µA
ºC
ºC
%
V
V
V
V
V