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Power Management ICs

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Types of Power Management ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package / Case	Output Voltage
Switching Voltage Regulators Automotive 38 V, 1.5 A synchronous step-down switching regulator with 30uAA A6986F5VTR STMicroelectronics 1: $3.82 1,199In Stock	Mfr. Part # A6986F5VTR Mouser Part # 511-A6986F5VTR	STMicroelectronics	Switching Voltage Regulators Automotive 38 V, 1.5 A synchronous step-down switching regulator with 30uAA	Datasheet	1,199In Stock	Cut Tape $3.82 $2.86 $2.61 $2.34 Reel $1.91 View $2.22 $2.17 $2.12 $1.89	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	HTSSOP-16	5 V
Switching Voltage Regulators 2A DC Step-Down 0.6V 4.5V to 38V 250 kHz A7985ATR STMicroelectronics 1: $3.12 4,173In Stock	Mfr. Part # A7985ATR Mouser Part # 511-A7985ATR	STMicroelectronics	Switching Voltage Regulators 2A DC Step-Down 0.6V 4.5V to 38V 250 kHz	Datasheet	4,173In Stock	Cut Tape $3.12 $2.39 $2.21 $2.02 Reel $1.66 View $1.90 $1.86 $1.83 $1.63 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	HSOP-8	Adjustable
Motor / Motion / Ignition Controllers & Drivers Stepper Motor Driver 750mA 1A 10 to 46V E-L6219DSATR STMicroelectronics 1: $7.25 465In Stock	Mfr. Part # E-L6219DSATR Mouser Part # 511-E-L6219DSATR	STMicroelectronics	Motor / Motion / Ignition Controllers & Drivers Stepper Motor Driver 750mA 1A 10 to 46V Learn More about STMicroelectronics stm stepper motor drivers	Datasheet	465In Stock	Cut Tape $7.25 $5.53 $5.10 $4.62 Reel $4.19 View $4.39 $4.25 $4.08 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	SOIC-24
Motor / Motion / Ignition Controllers & Drivers Stepper Motor Drive E-TEA3718DP STMicroelectronics 1: $5.46 816In Stock	Mfr. Part # E-TEA3718DP Mouser Part # 511-ETE3718DP	STMicroelectronics	Motor / Motion / Ignition Controllers & Drivers Stepper Motor Drive Learn More about STMicroelectronics stm stepper motor drivers	Datasheet	816In Stock	$5.46 $4.12 $3.80 $3.42 View $3.25 $3.19 $2.94	Min.: 1 Mult.: 1	Through Hole	PowerDIP-16
LDO Voltage Regulators 5.0V 0.5A Positive KF50BDT-TR STMicroelectronics 1: $1.59 2,688In Stock 5,000Expected 5/24/2027	Mfr. Part # KF50BDT-TR Mouser Part # 511-KF50BDT-TR	STMicroelectronics	LDO Voltage Regulators 5.0V 0.5A Positive Learn More about STMicroelectronics stm standard products	Datasheet	2,688In Stock 5,000Expected 5/24/2027	Cut Tape $1.59 $1.17 $1.07 $0.956 View Reel $0.818 $0.901 $0.868 $0.844 $0.818 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TO-252-3	5 V
Motor / Motion / Ignition Controllers & Drivers Push-pull 4 channel driver with diodes L2293Q STMicroelectronics 1: $10.93 2,589In Stock	Mfr. Part # L2293Q Mouser Part # 511-L2293Q	STMicroelectronics	Motor / Motion / Ignition Controllers & Drivers Push-pull 4 channel driver with diodes Learn More about STMicroelectronics stm brushed dc motor drivers	Datasheet	2,589In Stock	$10.93 $8.48 $7.87 $7.19 View $6.67 $6.51 $6.44 Quote	Min.: 1 Mult.: 1	SMD/SMT	VFQFPN-32
Motor / Motion / Ignition Controllers & Drivers PUSH/PULL 4CH DRIVER WITH DIODES L2293QTR STMicroelectronics 1: $5.54 3,337In Stock	Mfr. Part # L2293QTR Mouser Part # 511-L2293QTR	STMicroelectronics	Motor / Motion / Ignition Controllers & Drivers PUSH/PULL 4CH DRIVER WITH DIODES Learn More about STMicroelectronics stm brushed dc motor drivers	Datasheet	3,337In Stock	Cut Tape $5.54 $4.20 $3.86 $3.48 View Reel $3.00 $3.32 $3.30 $3.19 $3.00 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VFQFPN-32
Motor / Motion / Ignition Controllers & Drivers Push-Pull 4-Channel L293B STMicroelectronics 1: $11.47 1,346In Stock	Mfr. Part # L293B Mouser Part # 511-L293B	STMicroelectronics	Motor / Motion / Ignition Controllers & Drivers Push-Pull 4-Channel Learn More about STMicroelectronics stm brushed dc motor drivers	Datasheet	1,346In Stock	$11.47 $8.91 $8.26 $7.55 View $7.22 $7.02 $6.96 $6.77	Min.: 1 Mult.: 1	Through Hole	PDIP-16
Motor / Motion / Ignition Controllers & Drivers Push-Pull 4-Channel L293D STMicroelectronics 1: $12.14 1,023In Stock 1,000Expected 12/18/2026	Mfr. Part # L293D Mouser Part # 511-L293D	STMicroelectronics	Motor / Motion / Ignition Controllers & Drivers Push-Pull 4-Channel Learn More about STMicroelectronics stm brushed dc motor drivers	Datasheet	1,023In Stock 1,000Expected 12/18/2026	$12.14 $9.40 $8.72 $7.97 View $7.05 $6.88 $6.77 $6.41	Min.: 1 Mult.: 1	Through Hole	PowerDIP-16
Motor / Motion / Ignition Controllers & Drivers Push-Pull 4-Channel L293DD STMicroelectronics 1: $12.23 1,335In Stock	Mfr. Part # L293DD Mouser Part # 511-L293DD	STMicroelectronics	Motor / Motion / Ignition Controllers & Drivers Push-Pull 4-Channel Learn More about STMicroelectronics stm brushed dc motor drivers	Datasheet	1,335In Stock	$12.23 $9.50 $8.68 $8.02 View $7.68 $7.49 $7.15 $7.03	Min.: 1 Mult.: 1	SMD/SMT	SOIC-20
Switching Voltage Regulators Wide 6 V to 75 V input voltage synchronous buck controller L3751PUR STMicroelectronics 1: $3.43 2,964In Stock	Mfr. Part # L3751PUR Mouser Part # 511-L3751PUR	STMicroelectronics	Switching Voltage Regulators Wide 6 V to 75 V input voltage synchronous buck controller Learn More about STMicroelectronics stm l3751 controller	Datasheet	2,964In Stock	Cut Tape $3.43 $2.73 $2.43 $2.21 Reel $1.81 View $2.11 $2.07 $2.00 $1.78 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-20	800 mV to 60 V
LDO Voltage Regulators 3.3V 0.25A Positive L4931ABD33-TR STMicroelectronics 1: $1.59 12,727In Stock	Mfr. Part # L4931ABD33-TR Mouser Part # 511-L4931ABD33-TR	STMicroelectronics	LDO Voltage Regulators 3.3V 0.25A Positive Learn More about STMicroelectronics stm standard products	Datasheet	12,727In Stock	Cut Tape $1.59 $1.29 $1.06 $0.946 Reel $0.768 View $0.896 $0.845 $0.823 $0.759 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	3.3 V
LDO Voltage Regulators 5.0V 0.25A Positive L4931ABD50-TR STMicroelectronics 1: $1.76 3,381In Stock	Mfr. Part # L4931ABD50-TR Mouser Part # 511-L4931ABD50-TR	STMicroelectronics	LDO Voltage Regulators 5.0V 0.25A Positive Learn More about STMicroelectronics stm standard products	Datasheet	3,381In Stock	Cut Tape $1.76 $1.28 $1.16 $1.02 Reel $0.829 View $0.961 $0.923 $0.896 $0.813 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	5 V
LDO Voltage Regulators 3.3V 0.25A Positive L4931CD33-TR STMicroelectronics 1: $1.79 4,337In Stock	Mfr. Part # L4931CD33-TR Mouser Part # 511-L4931CD33-TR	STMicroelectronics	LDO Voltage Regulators 3.3V 0.25A Positive Learn More about STMicroelectronics stm standard products	Datasheet	4,337In Stock	Cut Tape $1.79 $1.31 $1.18 $1.04 Reel $0.876 View $0.98 $0.941 $0.927 $0.837 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	3.3 V
LDO Voltage Regulators 5.0V 0.25A Positive L4931CD50-TR STMicroelectronics 1: $1.61 7,074In Stock 5,000Expected 6/1/2027	Mfr. Part # L4931CD50-TR Mouser Part # 511-L4931CD50-TR	STMicroelectronics	LDO Voltage Regulators 5.0V 0.25A Positive Learn More about STMicroelectronics stm standard products	Datasheet	7,074In Stock 5,000Expected 6/1/2027	Cut Tape $1.61 $1.19 $1.09 $0.972 Reel $0.826 View $0.918 $0.884 $0.859 $0.801 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	5 V
LDO Voltage Regulators 3.3V 0.25A Positive L4931CDT33-TR STMicroelectronics 1: $1.83 5,318In Stock	Mfr. Part # L4931CDT33-TR Mouser Part # 511-L4931CDT33-TR	STMicroelectronics	LDO Voltage Regulators 3.3V 0.25A Positive Learn More about STMicroelectronics stm standard products	Datasheet	5,318In Stock	Cut Tape $1.83 $1.34 $1.20 $1.06 View Reel $0.887 $0.995 $0.954 $0.922 $0.887 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TO-252-3	3.3 V
LDO Voltage Regulators 1.5A Regulator Lo Drop L4940D2T12-TR STMicroelectronics 1: $2.99 2,785In Stock	Mfr. Part # L4940D2T12-TR Mouser Part # 511-L4940D2T12-TR	STMicroelectronics	LDO Voltage Regulators 1.5A Regulator Lo Drop Learn More about STMicroelectronics stm standard products	Datasheet	2,785In Stock	Cut Tape $2.99 $2.21 $2.02 $1.81 Reel $1.50 View $1.70 $1.65 $1.48 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	D2PAK-3 (TO-263-3)	12 V
LDO Voltage Regulators 5.0V 1.5A Positive L4940D2T5-TR STMicroelectronics 1: $2.91 2,503In Stock 2,000Expected 6/17/2027	Mfr. Part # L4940D2T5-TR Mouser Part # 511-L4940D2T5-TR	STMicroelectronics	LDO Voltage Regulators 5.0V 1.5A Positive Learn More about STMicroelectronics stm standard products	Datasheet	2,503In Stock 2,000Expected 6/17/2027	Cut Tape $2.91 $2.16 $1.96 $1.76 Reel $1.51 View $1.66 $1.61 $1.35 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	D2PAK-3 (TO-263-3)	5 V
LDO Voltage Regulators 5.0V 1.0A Positive L4941BDT-TR STMicroelectronics 1: $2.17 3,797In Stock	Mfr. Part # L4941BDT-TR Mouser Part # 511-L4941BDT-TR	STMicroelectronics	LDO Voltage Regulators 5.0V 1.0A Positive Learn More about STMicroelectronics stm standard products	Datasheet	3,797In Stock	Cut Tape $2.17 $1.63 $1.46 $1.28 Reel $1.01 View $1.21 $1.16 $1.15 $0.961 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TO-252-3	5 V
Switching Voltage Regulators 3.3 to 50V Step-Down L4971 STMicroelectronics 1: $4.15 1,309In Stock 4,000On Order	Mfr. Part # L4971 Mouser Part # 511-L4971	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down Learn More about STMicroelectronics stm l4971 regulators	Datasheet	1,309In Stock 4,000On Order	$4.15 $3.17 $2.86 $2.65 View $2.59 $2.17 $2.12	Min.: 1 Mult.: 1	Through Hole	DIP-8	3.3 V to 50 V
Switching Voltage Regulators 3.3 to 50V Step-Down L4971D STMicroelectronics 1: $7.31 776In Stock	Mfr. Part # L4971D Mouser Part # 511-L4971D	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down Learn More about STMicroelectronics stm l4971 regulators	Datasheet	776In Stock	$7.31 $5.58 $4.95 $4.62 View $4.42 $4.29 $4.23 $3.94 Quote	Min.: 1 Mult.: 1	SMD/SMT	SOIC-16	3.3 V to 50 V
Switching Voltage Regulators 3.3V 3.5A Step-Down L4973D3.3-013TR STMicroelectronics 1: $6.54 1,319In Stock 2,000Expected 7/2/2027	Mfr. Part # L4973D3.3-013TR Mouser Part # 511-L4973D3.3-013TR	STMicroelectronics	Switching Voltage Regulators 3.3V 3.5A Step-Down	Datasheet	1,319In Stock 2,000Expected 7/2/2027	Cut Tape $6.54 $4.95 $4.55 $4.12 Reel $4.12 MouseReel Available	Min.: 1 Mult.: 1 Max.: 110 : 1,000	SMD/SMT	SOIC-20	3.36 V
Switching Voltage Regulators 5.1V 3.5A Step-Down L4973D5.1-013TR STMicroelectronics 1: $7.85 1,038In Stock	Mfr. Part # L4973D5.1-013TR Mouser Part # 511-L4973D5.1-013TR	STMicroelectronics	Switching Voltage Regulators 5.1V 3.5A Step-Down	Datasheet	1,038In Stock	Cut Tape $7.85 $6.01 $5.54 $5.03 Reel $4.54 View $4.81 $4.73 $4.47 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	SOIC-20	5.1 V
Switching Voltage Regulators 3.3 to 50V Step-Down L4976D013TR STMicroelectronics 1: $7.38 1,871In Stock	Mfr. Part # L4976D013TR Mouser Part # 511-L4976D013TR	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down	Datasheet	1,871In Stock	Cut Tape $7.38 $5.64 $5.20 $4.72 Reel $4.25 View $4.50 $4.43 $4.10 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	SOIC-16	500 mV to 50 V
Switching Voltage Regulators 3.3 to 50V Step-Down L4978 STMicroelectronics 1: $5.54 608In Stock	Mfr. Part # L4978 Mouser Part # 511-L4978	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down	Datasheet	608In Stock	$5.54 $4.20 $3.65 $3.50 View $3.32 $3.21 $3.11 $2.91	Min.: 1 Mult.: 1	Through Hole	DIP-8	3.3 V to 50 V