ABLIC U.S.A. Inc. Distributor - PMIC - Voltage Regulators - DC DC Switching Controllers - S-8521B19MC-ATET2U S-8521B20MC-ATFT2U - CHIPSIC

Part Number	Manufacturer / Brand	Brife Description	Part Status	Output Type	Function	Output Configuration	Topology	Number of Outputs	Output Phases	Voltage - Supply (Vcc/Vdd)	Frequency - Switching	Duty Cycle (Max)	Synchronous Rectifier	Clock Sync	Serial Interfaces	Control Features	Operating Temperature	Package / Case	Supplier Device Package
S-8521B19MC-ATET2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B20MC-ATFT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B21MC-ATGT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B25MC-ATKT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B27MC-ATMT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B29MC-ATOT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B30MC-ATPT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B31MC-ATQT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B32MC-ATRT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B33MC-ATST2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B40MC-ATZT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B44MC-AUDT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B50MC-AUJT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B51MC-AUKT2G	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Not For New Designs	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B51MC-AUKT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B53MC-AUMT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B60MC-AUTT2G	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Not For New Designs	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521B60MC-AUTT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	180kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521C25MC-BTKT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521C27MC-BTMT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521C28MC-BTNT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521C30MC-BTPT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521C33MC-BTST2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521C36MC-BTVT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521C50MC-BUJT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D18MC-BXDT2G	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Not For New Designs	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D20MC-BXFT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D21MC-BXGT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D22MC-BXHT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D25MC-BXKT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D27MC-BXMT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D28MC-BXNT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D29MC-BXOT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D30MC-BXPT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D33MC-BXST2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D35MC-BXUT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D36MC-BXVT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D40MC-BXZT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D45MC-BYET2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D50MC-BYJT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D52MC-BYLT2G	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Not For New Designs	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D52MC-BYLT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521D55MC-BYOT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 16 V	60kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521E15MC-BLAT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	300kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521E16MC-BLBT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	300kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521E17MC-BLCT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	300kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521E18MC-BLDT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	300kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521E19MC-BLET2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	300kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521E20MC-BLFT2U	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Active	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	300kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5
S-8521E22MC-BLHT2G	ABLIC U.S.A. Inc.	IC Regulators Controller BUCK SOT23-5	Not For New Designs	Transistor Driver	Step-Down	Positive	Buck	1	1	2.5 V ~ 10 V	300kHz	100%	No	No	-	Enable	-40°C ~ 85°C (TA)	SC-74A, SOT-753	SOT-23-5

Manufacturers for PMIC - Voltage Regulators - DC DC Switching Controllers