CAT3637

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2

Figure 1. Typical Application Circuit

GND

2.5 V

to

5.5 V

LED1

LED2

LED3

LED4

LED5

LED6

EN/SET

CAT3637

VIN

VOUT

1 mF

C1+

C1−

C2+

C2−

1 mF

1 mF

1−Wire

Programming

1 mF

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

Range

Unit

VIN

2.5 to 5.5

V

Ambient Temperature Range (Note 2)

−40 to +85

_C

0 to 30

mA

Total Output Current

0 to 180

mA

2. Package thermal resistance is below 50°C/W when mounted on FR4 board.