CAT3612 Datasheet, PDF (2/13 Pages) Catalyst Semiconductor – Programmable 300mA Camera Flash LED Driver

CAT3612
1 mF
1 mF
V_IN
3 V to
5.5 V
C_IN
2.2 mF
C1+
VIN
C1− C2+ C2−
VOUT
CAT3612
ENABLE/
DIMMING
EN/DIM
GND
LED1
LED2
C_OUT
2.2 mF
Flash
LED
300 mA
Figure 1. Typical Application Circuit
NOTE: Unused LED channel must be connected to VOUT
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
VIN, LED1, LED2 voltage
6
V
VOUT, C1±, C2± voltage
7
V
EN/DIM voltage
VIN + 0.7 V
V
Storage Temperature Range
−65 to +160
°C
Junction Temperature Range
−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
I_LED per LED pin
Total Output Current
NOTE: Typical application circuit with external components is shown above.
Range
Unit
3 to 5.5
V
−40 to +85
°C
0 to 150
mA
0 to 300
mA
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