CAT3604V

© Catalyst Semiconductor, Inc.

3

Doc. No. MD-5029 Rev. B

Characteristics subject to change without notice

A.C. CHARACTERISTICS

For 2.5V ≤ VIN ≤ 5.5V, over full ambient temperature range -40 to +85°C.

Symbol

Name

Conditions

Min

Typ

Max

Units

LED current settling time from

shutdown mode

40

400

μs

Mode transition time

500

µs

Device power down delay

0.9

1.5

ms

LED on settling time

1

µs

LED off settling time

120

ns

Figure 1. CAT3604V Timing Characteristics

LED Current Setting

The nominal LED current is set by the

external resistor connected between the

RSET pin and ground. Table 1 lists

standard resistor values for several LED

current settings.

LED current (mA)

RSET (k

Ω)

2

40.0

5

15.8

10

7.87

15

5.23

20

4.02

25

3.16

30

2.67

Table 1. Resistor RSET and LED current