CAT3604

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3

Table 2. ABSOLUTE MAXIMUM RATINGS

Parameter

Rating

Unit

VIN, VOUT, LEDx voltage

−0.3 to 7.0

V

EN, CTRx voltage

−0.3 to VIN

V

RSET voltage

−0.3 to VIN

V

RSET current

±1

mA

Ambient Temperature Range

−40 to +85

_C

Storage Temperature Range

−65 to +160

_C

Lead Temperature

300

_C

ESD Rating HBM (Human Body Model)

2,000

V

ESD Rating MM (Machine Model) (Note 4)

200

V

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.

4. Machine model is with 200 pF capacitor discharged directly into each pin.

Table 3. RECOMMENDED OPERATING CONDITIONS

Parameter

Range

Unit

VIN

3.0 to 5.5

V

Ambient Temperature Range

−40 to +85

_C

Input/Output/Bucket Capacitors

1 ±20% typical

mF

0 to 30

mA

5. Typical application circuit with external components is shown on page 2.

Table 4. ELECTRICAL OPERATING CHARACTERISTICS

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Quiescent Current

1x Mode, No Load

1.5x Mode, No Load

0.05

0.3

2.6

1

1

5

mA

mA

mA

RSET Regulated Voltage

1.17

1.2

1.23

V

Programmed LED Current

2.4

15.0

30.0

mA

LED Current Accuracy

±15

±5

%

LED Channel Matching

±3

%

Output Resistance

(Open Loop)

1x Mode

1.4

6.5

2.5

10

W

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

Input Leakage Current

On Inputs EN, CTR0, 1 & 2

0.001

1

mA

High Detect Threshold Low

On Inputs EN, CTR0, 1 & 2

0.4

0.8

1.3

V

Input Current Limit

VOUT = GND

30

45

60

mA

Maximum Input Current

VOUT > 1 V

200

400

600

mA