CAT3626HV4-T2 Datasheet, PDF (2/15 Pages) ON Semiconductor – 6-Channel LED Driver with I2C™ Interface

CAT3626
ABSOLUTE MAXIMUM RATINGS
Parameters
VIN, LEDxx voltage
VOUT, C1±, C2± voltage
EN, SDA, SCL voltage
Storage Temperature Range
Junction Temperature Range
Lead Temperature
Ratings
6
7
VIN + 0.7V
-65 to +160
-40 to +150
300
Units
V
V
V
ºC
ºC
ºC
RECOMMENDED OPERATING CONDITIONS
Parameter
VIN
Ambient Temperature Range
LED forward voltage
I_LED per LED pin
Range
3 to 5.5
-40 to +85
Up to 4.2
0 to 32
Units
V
ºC
V
mA
Typical application circuit with external components is shown on page 1.
ELECTRICAL OPERATING CHARACTERISTICS
V_IN = 3.6V, EN = High, ambient temperature of 25ºC (over recommended operating conditions unless specified
otherwise)
Symbol Parameter
Test Conditions
Min
Typ
Max Units
I_Q
Quiescent Current
1x mode, all LEDs Off
1x mode, all LEDs On
1.5x mode, all LEDs Off
0.5
mA
2.2
mA
3.5
mA
I_QSHDN
Shutdown Current
V_EN = 0V
0
1
µA
I_LED
LED Current Range with 6 LEDs
0
32
mA
I_LED-ACC LED Current Accuracy
1mA ≤ I_LED ≤ 31mA
±3
%
I_LED-DEV LED Channel Matching
(I_LED - I_LEDAVG) / I_LEDAVG
±3
%
R_OUT
Output Resistance (open loop)
1x mode, I_OUT = 120mA
1.5x mode, I_OUT = 120mA
0.5
2.8
Ω
Ω
F_OSC
Charge Pump Frequency
0.8
1
1.3 MHz
I_{SC_MAX} Output short circuit Current Limit V_OUT < 0.5V
60
mA
I_{IN_MAX}
I_EN
V_HI-EN
V_LO-EN
V_HI
V_LO
Input Current Limit
EN Pin
- Input Leakage
- Logic High Level
- Logic Low Level
I²C SDA, SCL
- High Level Input Voltage
- Low Level Input Voltage
1x mode, V_OUT > 1V
300
mA
-1
1.3
1
µA
V
0.4
V
0.7 x V_IN
V
0.3 x V_IN V
T_SD
Thermal Shutdown
165
ºC
T_HYS
V_UVLO
Thermal Hysteresis
Under-voltage lock out (UVLO)
threshold
20
ºC
2
V
Doc. No. MD-5014 Rev. E
2
© 2008 SCILLC. All rights reserved.
Characteristics subject to change without notice