CAT3648_14 Datasheet, PDF (2/13 Pages) ON Semiconductor – 4-Channel Ultra High Efficiency LED Driver

CAT3648
1 mF
1 mF
V_IN
2.4 V
to
5.5 V
CIN
1 mF
1−Wire
EZDimt
Programming
3.74 kΩ
C1+ C1− C2+ C2−
VIN
VOUT
CAT3648
EN/DIM
RSET
GND
LED1
LED2
LED3
LED4
V_OUT
C_OUT
1 mF
20 mA
Figure 1. Typical Application Circuit
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
VIN, LEDx, C1±, C2±, EN/DIM voltage
6
V
VOUT voltage
7
V
Storage Temperature Range
−65 to +160
°C
Junction Temperature Range
−40 to +150
°C
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
Table 2. RECOMMENDED OPERATING CONDITIONS
Parameter
Rating
Unit
VIN
2.5 to 5.5
V
Ambient Temperature Range
−40 to +85
°C
I_LED per LED pin
LED Forward Voltage Range
up to 30
mA
1.3 to 4.3
V
Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond
the Recommended Operating Ranges limits may affect device reliability.
NOTE: Typical application circuit with external components is shown above.
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