CAT3606

3

Doc. No. MD-5009 Rev. C

Characteristics subject to change without notice

ABSOLUTE MAXIMUM RATINGS

Parameter

Rating

Unit

VIN, VOUT, LEDx voltage

-0.3 to 7.0

V

EN, ENM

-0.3 to VIN

V

RSET voltage

-0.3 to VIN

V

RSET current

± 1

mA

Ambient Temperature Range

-40 to +85

ºC

Storage Temperature Range

-65 to +160

ºC

Lead Temperature

300

ºC

ESD Ratings

Human Body Model (HBM)

Machine Model (MM)

(1)

2000

200

V

V

RECOMMENDED OPERATING CONDITIONS

Parameter

Range

Unit

VIN

3.0 to 5.5

V

Ambient Temperature Range

-40 to +85

ºC

Input/Output/Bucket Capacitors

1

± 20% Typical

µF

0 to 30

mA

0 to 150

mA

ELECTRICAL OPERATING CHARACTERISTICS

Symbol Parameter

Conditions

Min

Typ

Max

Unit

Quiescent Current

1x Mode, No Load

1.5x Mode, No Load

0.1

0.3

2.6

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

LED Current Range with 6 LEDs

3.3

≤ VIN ≤ 4.5V

3.0

≤ VIN ≤ 4.5V

30

20

mA

LED Current Range with 4 LEDs 3.3

≤ VIN ≤ 4.5V

30

mA

0.5mA

3mA

±15

±5

%

±3

%

Output Resistance (Open Loop) 1x Mode, 1.5x mode,

1.4

6.5

2.5

10

Ω

Ω

Charge Pump Frequency

0.8

1.0

1.3

MHz

1x to 1.5x Mode Transition

Dropout Delay

0.4

0.6

0.9

ms

On Inputs EN, ENM

¯¯¯

1

µA

High Detect Threshold

Low Detect Threshold

On Inputs EN, ENM

¯¯¯

0.4

0.8

0.7

1.3

V

Input Current Limit

VOUT = GND

30

45

60

mA

Maximum Input Current

VOUT > 1V

200

400

600

mA

Notes:

(1) Machine model is with 200pF capacitor discharged directly into each pin.