RT8540WSC

Obsolete

Richtek USA Inc.

IC LED DRV RGLTR PWM 20WLCSP

Search across all available documentation for this part.

Obsolete

Richtek USA Inc.

IC LED DRV RGLTR PWM 20WLCSP

Technical Specifications

Parameters and characteristics for this part

Part	Voltage - Supply (Min) [Min]	Frequency	Operating Temperature [Max]	Operating Temperature [Min]	Current - Output / Channel	Voltage - Supply (Max)	Voltage - Output [Min]	Voltage - Output [Max]	Internal Switch(s)	Supplier Device Package [x]	Supplier Device Package [y]	Supplier Device Package	Dimming	Package / Case	Mounting Type	Topology	Type	Number of Outputs	Dimming	Applications
Richtek USA Inc. RT8540WSC	2.5 V	2 MHz	85 °C	-40 °C	1.5 A	5.5 V	2.5 V	5.7 V		1.82	2.22	20-WLCSP	PWM	20-UFBGA WLCSP	Surface Mount	Step-Up (Boost)	DC DC Regulator	3
Richtek USA Inc. RT8540AGQW	2.8 V	2 MHz	85 °C	-40 °C	4 A	5.5 V	3.83 V	5.45 V				20-WQFN (4x4)		20-WFQFN Exposed Pad	Surface Mount	Step-Up (Boost)	DC DC Regulator	1		Camera Flash

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

General part information

LED Driver IC 3 Output DC DC Regulator Step-Up (Boost) PWM Dimming 1.5A (Flash) 20-WLCSP (1.82x2.22)

Technical documentation and resources