CAT4134

© Catalyst Semiconductor, Inc.

3

Doc. No. MD-5021 Rev. B

Characteristics subject to change without notice.

ELECTRICAL OPERATING CHARACTERISTICS (continued)

Over recommended operating conditions unless specified otherwise.

VIN = 3.6V, EN = VIN and at ambient temperature of 25ºC.

Symbol Parameter

Conditions

Min

Typ

Max

Unit

RSET pin voltage

22k

1.10

1.20

1.30

V

22k

1.10

1.20

1.30

V

LED1, LED2 Pin Voltage

(whichever is the lower)

Both Flash and Movie Mode

(lower voltage pin is regulated)

400

mV

Programmed LED Current

20

50

100

mA

LED Current Adjust Range

per LED output

In Movie mode

In Flash mode

5

25

50

200

mA

±5

%

LED Current Matching

±5

%

FLASH CONTROL LOGIC INPUT

Logic High Threshold

Logic Low Threshold

0.4

0.7

0.7

1.5

V

Input Bias current

FLASH = 3V

10

40

µA