CAT3603

Doc. No. 5017 Rev. C

2

Characteristics subject to change without notice

ABSOLUTE MAXIMUM RATINGS

Parameter

Rating

Unit

VIN, VOUT, LEDx voltage

-0.3 to 7.0

V

EN voltage

-0.3 to VIN

V

RSET voltage

-0.3 to VIN

V

Junction Temperature Range

-40 to +150

°C

Storage Temperature Range

-65 to +160

°C

Lead Temperature

300

°C

ESD Ratings

Human Body Model (HBM)

Machine Model (MM)

2000

200

V

V

RECOMMENDED OPERATING CONDITIONS

Parameter

Range

Unit

VIN

3 to 5.5

V

Ambient Temperature Range

-40 to +85

°C

Input, Output, Bucket Capacitors

1 ±20% typical

µF

0 to 31

mA

IOUT Total Output Current

0 to 150

mA

Typical application circuit with external components are shown on page 1.

ELECTRICAL OPERATING CHARACTERISTICS

VIN = 3.6V, EN = High, ambient temperature of 25ºC (over recommended operating conditions unless specified

otherwise).

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Quiescent Current

1x Mode, No Load

1.5x Mode, No Load

0.1

0.4

2.7

1

1

5

µA

mA

mA

RSET Regulated Voltage

1.17

1.2

1.23

V

Programmed LED Current

2.4

15.0

30.0

mA

mA

mA

LED Current Accuracy

±15

±5

%

%

LED Channel Matching

±3

%

Output Resistance

(Open Loop)

1x Mode

1.4

6.5

2.5

10

Ω

Ω

Charge Pump Frequency

0.8

1.0

1.3

MHz

Dropout Delay

0.4

0.6

0.9

ms

Input Leakage Current

On Input EN

1

µA

High Detect Threshold

Low Detect Threshold

On Input EN

0.4

0.8

0.7

1.3

V

V

Short Circuit Output Current

VOUT = GND

30

45

60

mA

Maximum Input Current

VOUT > 1V

200

400

600

mA

Thermal Shutdown

150

ºC

Thermal Hysteresis

20

ºC

Undervoltage lock out (UVLO) threshold

2

V