cat3626 Catalyst Semiconductor, cat3626 Datasheet - Page 2

• Manufacturer Part Number: cat3626
• Description: 6-channel Led Driver With I?c Interface
• Manufacturer: Catalyst Semiconductor

CAT3626
ABSOLUTE MAXIMUM RATINGS
RECOMMENDED OPERATING CONDITIONS
Typical application circuit with external components is shown on page 1.
ELECTRICAL OPERATING CHARACTERISTICS
V
otherwise)
Doc. No. MD-5014 Rev. C
Parameters
VIN, LEDxx voltage
VOUT, C1±, C2± voltage
EN, SDA, SCL voltage
Storage Temperature Range
Junction Temperature Range
Lead Temperature
Parameter
VIN
Ambient Temperature Range
LED forward voltage
I
I
I
I
I
I
R
F
I
I
I
V
V
V
V
T
T
V
IN
Symbol
LED
Q
QSHDN
LED
LED-ACC
LED-DEV
SC_MAX
IN_MAX
EN
OSC
SD
HYS
HI-EN
LO-EN
HI
LO
UVLO
OUT
= 3.6V, EN = High, ambient temperature of 25ºC (over recommended operating conditions unless specified
per LED pin
Parameter
Quiescent Current
Shutdown Current
LED Current Range with 6 LEDs
LED Current Accuracy
LED Channel Matching
Output Resistance (open loop)
Charge Pump Frequency
Output short circuit Current Limit
Input Current Limit
EN Pin
I
Thermal Shutdown
Thermal Hysteresis
Under-voltage lock out (UVLO)
threshold
2
C SDA, SCL
- Input Leakage
- Logic High Level
- Logic Low Level
- High Level Input Voltage
- Low Level Input Voltage
1x mode, all LEDs Off
1x mode, all LEDs On
1.5x mode, all LEDs Off
1x mode, I
1.5x mode, I
Test Conditions
V
1mA ≤ I
(I
V
1x mode, V
-65 to +160
-40 to +150
VIN + 0.7V
-40 to +85
LED
EN
OUT
Up to 4.2
Ratings
3 to 5.5
Range
0 to 32
= 0V
300
- I
< 0.5V
6
7
LEDAVG
LED
2
OUT
≤ 31mA
OUT
OUT
) / I
= 120mA
> 1V
Units
LEDAVG
= 120mA
Units
mA
ºC
ºC
ºC
ºC
V
V
V
V
V
0.7 x V
Min
0.8
1.3
-1
0
IN
Characteristics subject to change without notice
Typ
300
165
0.5
2.2
3.5
0.5
2.8
±3
±3
60
20
0
1
2
0.3 x V
© Catalyst Semiconductor, Inc.
Max
1.3
0.4
32
1
1
IN
Units
MHz
mA
mA
mA
mA
mA
mA
µA
µA
ºC
ºC
%
V
V
V
V
V
%
Ω
Ω