CAT3637
1 m F
1 m F
C IN
1 m F
GND
V IN
2.5 V
to
5.5 V
1 ? Wire
Programming
C1 ? C1+ C2 ? C2+
VIN VOUT
LED1
CAT3637 LED2
LED3
LED4
EN/SET LED5
LED6
V OUT
C OUT
1 m F
Figure 1. Typical Application Circuit
Table 1. ABSOLUTE MAXIMUM RATINGS
VIN, LEDx, C1 ± , C2 ± voltage
VOUT Voltage
EN/SET Voltage
Storage Temperature Range
Junction Temperature Range (Note 2)
Lead Temperature
Parameter
Rating
6
7
VIN + 0.7 V
? 65 to +160
? 40 to +150
300
Unit
V
V
V
_ C
_ C
_ 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.
http://onsemi.com
2
Range
2.5 to 5.5
? 40 to +85
0 to 30
0 to 180
Unit
V
_ C
mA
mA
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