CAT3637 Datasheet, PDF (2/14 Pages) Catalyst Semiconductor – 6-Channel Programmable High Efficiency Quad-Mode™ LED Driver

CAT3637
1 mF
1 mF
V_IN
2.5 V
to
5.5 V
C_IN
1 mF
1−Wire
Programming
C1− C1+ C2− C2+
VIN
VOUT
CAT3637
EN/SET
GND
LED1
LED2
LED3
LED4
LED5
LED6
V_OUT
C_OUT
1 mF
Figure 1. Typical Application Circuit
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
VIN, LEDx, C1±, C2± voltage
6
V
VOUT Voltage
7
V
EN/SET Voltage
VIN + 0.7 V
V
Storage Temperature Range
−65 to +160
_C
Junction Temperature Range (Note 2)
−40 to +150
_C
Lead Temperature
300
_C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 2. RECOMMENDED OPERATING CONDITIONS
Parameter
VIN
Ambient Temperature Range (Note 2)
I_LED per LED pin
Total Output Current
2. Package thermal resistance is below 50°C/W when mounted on FR4 board.
Range
Unit
2.5 to 5.5
V
−40 to +85
_C
0 to 30
mA
0 to 180
mA
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