CAT4240 Datasheet, PDF (13/14 Pages) Catalyst Semiconductor – 6 Watt Boost LED Driver

EXAMPLE OF ORDERING INFORMATION ⁽¹⁾
Prefix Device # Suffix
CAT
4240
TD
–
G
Product Number
4240
Optional
Company ID
Lead Finish
G: NiPdAu
Package
TD: Thin SOT-23 (Lead-free, Halogen-free)
T3
Tape & Reel
T: Tape & Reel
3: 3000/Reel
CAT4240
SERIES LED DRIVERS
Part
Number
V_IN [V]
CAT4137 2.0 - 5.5
CAT4237 2.0 - 5.5
CAT4238 2.0 - 5.5
CAT4240 2.0 - 5.5
LEDs
5
8
10
10
V_FB [mV]
300
300
300
300
I_SW-LIM
[mA] ⁽⁵⁾
350
450
450
750
V_OUT (max)
[V]
24
30
38
38
Dimming
Interface
PWM
PWM
PWM
PWM
Packages
TSOT23–5
TSOT23–5
TSOT23–5
TSOT23–5
Notes:
(1) All packages are RoHS-compliant (Lead-free, Halogen-free).
(2) The standard lead finish is NiPdAu.
(3) The device used in the above example is a CAT4240–GT3 (TSOT-23, NiPdAu, Tape & Reel).
(4) For additional package and temperature options, please contact your nearest Catalyst Semiconductor Sales office. -free, Halogen-free).
(5) Switch current limit, typical values.
© Catalyst Semiconductor, Inc.
13
Characteristics subject to change without notice
Doc. No. MD-5026 Rev. B