CAT3636 Datasheet, PDF (2/14 Pages) Catalyst Semiconductor – 6-Channel Quad-ModeTM Fractional LED Driver in TQFN3x3

V_IN
2.5 V to ^CIN
5.5 V
1 mF
One wire
programming
CAT3636
1 mF
1 mF
C1− C1+ C2− C2+
VIN
VOUT
CAT3636
LEDA1
LEDA2
LEDB1
EN/SET
LEDB2
LEDC1
LEDC2
GND
pair A
pair B
pair C
C_OUT
1 mF
20 mA
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 3)
−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 3)
I_LED per LED pin
Total Output Current
3. Package thermal resistance is below 50°C/W when mounted on FR4 board.
NOTES: Typical application circuit with external components is shown above.
Range
Unit
2.5 to 5.5
V
−40 to +85
°C
0 to 32
mA
0 to 192
mA
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