Topology is Step-Down (Buck) (2), Linear (LDO) (2) - PMIC - Voltage Regulators - Linear + Switching Distributor - ADP5134ACPZ-R7 NCP81038MNTWG TPS51222RTVR

Part Number	Manufacturer / Brand	Brife Description	Part Status	Topology	Function	Number of Outputs	Frequency - Switching	Voltage/Current - Output 1	Voltage/Current - Output 2	Voltage/Current - Output 3	w/LED Driver	w/Supervisor	w/Sequencer	Voltage - Supply	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
ADP5134ACPZ-R7	Analog Devices Inc.	IC Regulators QD BCK/LDO 1.2A 24LFCSP	Active	Step-Down (Buck) (2), Linear (LDO) (2)	Any Function	4	3MHz	0.8 V ~ 3.8 V, 1.2A	0.8 V ~ 3.8 V, 1.2A	0.8 V ~ 5.2 V, 300mA	No	No	No	1.7 V ~ 5.5 V	-40°C ~ 125°C	Surface Mount	24-WFQFN Exposed Pad, CSP	24-LFCSP-WQ (4x4)
NCP81038MNTWG	ON Semiconductor	IC Regulators QD BUCK/LINEAR 28-QFN	Active	Step-Down (Buck) (2), Linear (LDO) (2)	Any Function	4	300kHz, 400kHz, 600kHz	Controller	Controller	5V, 60mA	No	No	No	5.5 V ~ 28 V	0°C ~ 85°C	Surface Mount	28-VFQFN Exposed Pad	28-QFN (4x4)
TPS51222RTVR	Texas Instruments	IC Regulators QD BUCK/LINEAR 32WQFN	Active	Step-Down (Buck) (2), Linear (LDO) (2)	Any Function	4	200kHz ~ 1MHz	Controller	Controller	3.3V, 10mA	No	No	No	4.5 V ~ 32 V	-40°C ~ 85°C	Surface Mount	32-WFQFN Exposed Pad	32-WQFN (5x5)