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STMicroelectronics ST1S03PUR IC REG BUCK ADJ 1.5A 6DFN
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey	ST1S03PUR	Digi-Reel	39,551		1	1 $1.65 10 $1.211 100 $0.9788 1000 $0.8571 10000 $0.8571	Buy Now
	ST1S03PUR	Cut Tape	39,551		1	1 $1.65 10 $1.211 100 $0.9788 1000 $0.8571 10000 $0.8571	Buy Now
	ST1S03PUR	Reel	36,000		3,000	1 - 10 - 100 - 1000 - 10000 $0.74113	Buy Now
Avnet Americas	ST1S03PUR	Reel		16 Weeks	3,000	1 - 10 - 100 - 1000 - 10000 $0.75891	Buy Now
Mouser Electronics	ST1S03PUR		4,054			1 $1.2 10 $0.95 100 $0.887 1000 $0.781 10000 $0.741	Buy Now
Newark	ST1S03PUR	Cut Tape			1	1 $1.17 10 $1.01 100 $0.899 1000 $0.765 10000 $0.765	Buy Now
STMicroelectronics	ST1S03PUR		4,054		1	1 $1.18 10 $0.93 100 $0.87 1000 $0.78 10000 $0.78	Buy Now

Bristol Electronics	ST1S03PUR		1,040			1 - 10 - 100 - 1000 - 10000 -	Get Quote
TME	ST1S03PUR				1	1 $1.1 10 $0.97 100 $0.8 1000 $0.71 10000 $0.69	Get Quote
Avnet Silica	ST1S03PUR		3,000	17 Weeks	3,000	1 - 10 - 100 - 1000 - 10000 -	Buy Now
EBV Elektronik	ST1S03PUR			17 Weeks	3,000	1 - 10 - 100 - 1000 - 10000 -	Buy Now
STMicroelectronics ST1S03PMR IC REG BUCK ADJ 1.5A 6DFN
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey	ST1S03PMR	Reel			3,000	1 - 10 - 100 - 1000 - 10000 $0.88519	Buy Now
	ST1S03PMR	Cut Tape			1	1 $1.77 10 $1.77 100 $1.77 1000 $1.77 10000 $1.77	Buy Now
STMicroelectronics ST1S03APUR IC REG BUCK ADJ 1.5A 6DFN
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey	ST1S03APUR	Reel			3,000	1 - 10 - 100 - 1000 - 10000 $0.87169	Buy Now
Bristol Electronics	ST1S03APUR		3,000		3	1 - 10 $1.6672 100 $1.3894 1000 $0.7336 10000 $0.7336	Buy Now
	ST1S03APUR		2,286			1 - 10 - 100 - 1000 - 10000 -	Get Quote
Quest Components	ST1S03APUR		2,400			1 $2.964 10 $2.964 100 $2.964 1000 $0.9263 10000 $0.8151	Buy Now
	ST1S03APUR		1,828			1 $3.5568 10 $3.5568 100 $3.5568 1000 $1.3338 10000 $1.3338	Buy Now
STMicroelectronics ST1S03PUP 1.5AMP, 1.5 MHZ ADJUSTABLE, STEP-DOWN SWITCHING REGULATOR Switching Regulator, Current-mode, 1.5A, 1800kHz Switching Freq-Max
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
ComSIT USA	ST1S03PUP		2,954			1 - 10 - 100 - 1000 - 10000 -	Get Quote

ST1S03 Datasheets (14)

Part	Manufacturer	Description	Datasheet Type	PDF
ST1S03	STMicroelectronics	1.5A, 1.5 MHZ ADJUSTABLE, STEP-DOWN SWITCHING REGULATOR IN DFN6	Original	PDF
ST1S03	STMicroelectronics	1.5A, 1.5 MHz adjustable, step-down switching regulator in DFN6	Original	PDF
ST1S03A	STMicroelectronics	1.5A, 1.5 MHz Adjustable, with inhibit function Step-down switching regulator in DFN6 3x3	Original	PDF
ST1S03AIPMR	STMicroelectronics	1.5A, 1.5 MHz Adjustable, with inhibit function Step-down switching regulator in DFN6 3x3	Original	PDF
ST1S03AIPUR	STMicroelectronics	1.5 A, 1.5 MHz adjustable, with inhibit function step-down switching regulator	Original	PDF
ST1S03APMR	STMicroelectronics	1.5A, 1.5 MHz Adjustable, with inhibit function Step-down switching regulator in DFN6 3x3	Original	PDF
ST1S03APUR	STMicroelectronics	1.5A, 1.5 MHz Adjustable, with inhibit function Step-down switching regulator in DFN6 3x3	Original	PDF
ST1S03PM	STMicroelectronics	1.5A 1.5 MHZ ADJUSTABLE STEP-DOWN SWITCHING REGULATOR IN DFN6	Original	PDF
ST1S03PMR	STMicroelectronics	PMIC - Voltage Regulators - DC DC Switching Regulators, Integrated Circuits (ICs), IC REG BUCK 1.5A 6DFN	Original	PDF
ST1S03PMR	STMicroelectronics	1.5 A, 1.5 MHz adjustable, step-down switching regulator	Original	PDF
ST1S03PMR	STMicroelectronics	1.5A, 1.5 MHZ ADJUSTABLE, STEP-DOWN SWITCHING REGULATOR IN DFN6	Original	PDF
ST1S03PU	STMicroelectronics	1.5A, 1.5 MHz adjustable, step-down switching regulator in DFN6	Original	PDF
ST1S03PUR	STMicroelectronics	1.5 A, 1.5 MHz adjustable, step-down switching regulator	Original	PDF
ST1S03RPM	STMicroelectronics	1.5A 1.5 MHZ ADJUSTABLE STEP-DOWN SWITCHING REGULATOR IN DFN6	Original	PDF

ST1S03 Datasheets Context Search

Catalog Datasheet	MFG & Type	Document Tags	PDF
ST1S03APMR Abstract: schematic diagram dc-dc 12 to 5v/1,5A JESD97 ST1S03A ST1S03AIPMR ST1S03AIPUR ST1S03APUR Text: ST1S03A 1.5A, 1.5 MHz Adjustable, with inhibit function Step-down switching regulator in DFN6 3x3 Features • Step-down current mode PWM 1.5MHz DCDC converter ■ 2% DC output voltage tolerance ■ Internal soft start for start-up current limitation and power on delay of 50-100µs	Original	ST1S03A 200mV 750mA ST1S03A ST1S03APMR schematic diagram dc-dc 12 to 5v/1,5A JESD97 ST1S03AIPMR ST1S03AIPUR ST1S03APUR	PDF
R2007 Abstract: No abstract text available Text: A bout ST Products A pplications Support Buy News & Events ST Worldwide Contact Us Login se a rch the site ST Hom e \| Eva lua tion Boa rds \| STEVAL-ISA042V1 STEVAL-ISA042V1 1.5 A/1.2 V step-down DC-DC converter based on ST1S03 Features and Description Technical Documentation	Original	STEVAL-ISA042V1 STEVAL-ISA042V1 ST1S03 042V1 ST1S03 r-2007, 02-De r-2008, 27-March-2009, ST1S03PUR R2007	PDF
linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A Abstract: st1s Text: ST1S03 1.5A, 1.5 MHZ ADJUSTABLE, STEP-DOWN SWITCHING REGULATOR IN DFN6 AND SO-8 • ■ ■ ■ ■ ■ ■ ■ ■ STEP-DOWN CURRENT MODE PWM 1.5MHz DC-DC CONVERTER 2% DC OUTPUT VOLTAGE TOLERANCE INTERNAL SOFT START FOR START-UP CURRENT LIMITIATION AND POWER ON	Original	ST1S03 350mV 750mA ST1S03 linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A st1s	PDF
Transistor Equivalent list Abstract: C3216X7R1C475K TDK Semiconductor 3r3m ST1S03PUR RLF7030 RLF7030T-3R3M4R1 transistor list STPS2L30A Text: BOM list: STEVAL-ISA042V2 Name Value Material C1 C2 C3 D L1 R1 R2 U1 Cn1 Cn2 4.7 F 22 μF Ceramic TDK Ceramic TDK 3.3 μH 47 KΩ 15 kΩ ST1S03PUR strip m 90° / 8 pin pitch 2.54 mm Manufacturer Part number STMicroelectronics TDK C3216X7R1C475K C3225X7R1C226M	Original	STEVAL-ISA042V2 ST1S03PUR C3216X7R1C475K C3225X7R1C226M STPS2L30A RLF7030T-3R3M4R1 Transistor Equivalent list C3216X7R1C475K TDK Semiconductor 3r3m ST1S03PUR RLF7030 RLF7030T-3R3M4R1 transistor list STPS2L30A	PDF
Untitled Abstract: No abstract text available Text: ST1S03PUR Electric Circuit STEVAL-ISA042V2 SCHEMATIC IMS - APM Voltage Regulator & Interface BU Add subtitle on master page	Original	ST1S03PUR STEVAL-ISA042V2	PDF
Untitled Abstract: No abstract text available Text: ST1S03A 1.5 A, 1.5 MHz adjustable, with inhibit function step-down switching regulator Features • Step-down current mode PWM 1.5 MHz DCDC converter ■ 2 % DC output voltage tolerance ■ Internal soft start for start-up current limitation and power on delay of 50-100 µs	Original	ST1S03A ST1S03A	PDF
Untitled Abstract: No abstract text available Text: ST1S03A 1.5A, 1.5 MHz Adjustable, with inhibit function Step-down switching regulator in DFN6 3x3 PRELIMINARY DATA General features • Step-down current mode PWM 1.5MHz DCDC converter ■ 2% DC output voltage tolerance ■ Internal soft start for start-up current limitation	Original	ST1S03A 200mV 750mA	PDF
Untitled Abstract: No abstract text available Text: ST1S03A 1.5 A, 1.5 MHz adjustable, with inhibit function step-down switching regulator Features • Step-down current mode PWM 1.5 MHz DCDC converter ■ 2 % DC output voltage tolerance ■ Internal soft start for start-up current limitation and power on delay of 50-100 µs	Original	ST1S03A ST1S03A	PDF
DFN 3x3 Abstract: linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A Text: ST1S03 1.5A, 1.5 MHZ ADJUSTABLE, STEP-DOWN SWITCHING REGULATOR IN DFN6 PRELIMINARY DATA • ■ ■ ■ ■ ■ ■ ■ ■ STEP-DOWN CURRENT MODE PWM 1.5MHz DC-DC CONVERTER 2% DC OUTPUT VOLTAGE TOLERANCE INTERNAL SOFT START FOR START-UP CURRENT LIMITIATION AND POWER ON	Original	ST1S03 350mV 750mA ST1S03 DFN 3x3 linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A	PDF
Untitled Abstract: No abstract text available Text: ST1S03PUR Electric Circuit STEVAL-ISA042V1 SCHEMATIC IMS - APM Voltage Regulator & Interface BU Add subtitle on master page	Original	ST1S03PUR STEVAL-ISA042V1	PDF
15972 Abstract: ST1S03A Text: STEVAL-ISA047V1 1.5 A / 1.2 V step-down DC-DC converter demonstration board based on the ST1S03A Data brief Features • Step-down current mode PWM 1.5 MHz DC-DC converter ■ 2% DC output voltage tolerance ■ Internal soft-start for start-up current limitation	Original	STEVAL-ISA047V1 ST1S03A ST1S03A, 15972 ST1S03A	PDF
JESD97 Abstract: ST1S03 ST1S03PU ST1S03PUR Text: ST1S03 1.5 A, 1.5 MHz adjustable, step-down switching regulator Features • Step-down current mode PWM 1.5 MHz DC-DC converter ■ 2 % DC output voltage tolerance ■ Internal soft start for START-UP current limitation and power on delay of 50-100 µs ■	Original	ST1S03 ST1S03 JESD97 ST1S03PU ST1S03PUR	PDF
ST1S03 Abstract: ST1S03PU ST1S03PUR DFN 3x3 Text: ST1S03 1.5 A, 1.5 MHz adjustable, step-down switching regulator Features • Step-down current mode PWM 1.5 MHz DC-DC converter ■ 2 % DC output voltage tolerance ■ Internal soft start for START-UP current limitation and power on delay of 50-100 µs ■	Original	ST1S03 ST1S03 7946637B ST1S03PU ST1S03PUR DFN 3x3	PDF
TDK C3216 Abstract: TDK C3225 AN2093 226M C3216 C3225 RLF7030T-3R3M4R1 ST1S03 STPS2L30A c3225 switching regulator Text: AN2093 APPLICATION NOTE ST1S03 BUCK CONVERTERS FOR HDD POWER SUPPLIES 1. ABSTRACT The ST1S03 is a step down DC-DC converter optimized for powering the low-voltage digital core in HDD applications and, generally, replacing the high current linear solution when the power dissipation may	Original	AN2093 ST1S03 ST1S03 TDK C3216 TDK C3225 AN2093 226M C3216 C3225 RLF7030T-3R3M4R1 STPS2L30A c3225 switching regulator	PDF

Untitled Abstract: No abstract text available Text: ST1S03APUR Electric Circuit STEVAL-ISA047V1 SCHEMATIC IMS - APM Voltage Regulator & Interface BU Add subtitle on master page	Original	ST1S03APUR STEVAL-ISA047V1	PDF
ST1S03 Abstract: STEVAL-ISA042V2 Text: STEVAL-ISA042V2 1.5 A / 3.3 V step-down DC-DC converter demonstration board based on the ST1S03 Data brief Features • Adjustable current-mode PWM step-down DCDC converter ■ Output voltage, Vout : 3.3 V ■ Output current, Iout : 1.5 A ■ Internal compensation to eliminate additional	Original	STEVAL-ISA042V2 ST1S03 STEVAL-ISA042V2 ST1S03	PDF
linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A Abstract: SISTEM CONTROL SMD Step-Down Voltage Regulator ST1S03PM Thermal Shut Down Functioned MOSFET ST1S03 ST1S03RPM DFN 3x3 dfn6 Text: ST1S03 1.5A, 1.5 MHZ ADJUSTABLE, STEP-DOWN SWITCHING REGULATOR IN DFN6 • ■ ■ ■ ■ ■ ■ ■ ■ STEP-DOWN CURRENT MODE PWM 1.5MHz DC-DC CONVERTER 2% DC OUTPUT VOLTAGE TOLERANCE INTERNAL SOFT START FOR START-UP CURRENT LIMITIATION AND POWER ON	Original	ST1S03 350mV 750mA ST1S03 linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A SISTEM CONTROL SMD Step-Down Voltage Regulator ST1S03PM Thermal Shut Down Functioned MOSFET ST1S03RPM DFN 3x3 dfn6	PDF
DFN-6 Abstract: dfn6 Text: ST1S03A 1.5A, 1.5 MHz Adjustable, with inhibit function Step-down switching regulator in DFN6 3x3 PRELIMINARY DATA General features • Step-down current mode PWM 1.5MHz DCDC converter ■ 2% DC output voltage tolerance ■ Internal soft start for start-up current limitation	Original	ST1S03A 200mV 750mA DFN-6 dfn6	PDF
Untitled Abstract: No abstract text available Text: ST1S03A 1.5 A, 1.5 MHz adjustable, with inhibit function step-down switching regulator Features • Step-down current mode PWM 1.5 MHz DCDC converter ■ 2 % DC output voltage tolerance ■ Internal soft start for start-up current limitation and power on delay of 50-100 µs	Original	ST1S03A ST1S03A	PDF
DR73-4R7 Abstract: AN2837 ST1S03 STPS2L25 Text: AN2837 Application note Positive to negative buck-boost converter using ST1S03 asynchronous switching regulator Abstract The ST1S03 is a 1.5 A, 1.5 MHz adjustable step-down switching regulator housed in a DFN6 package with internal power switch. The device is a complete 1.5 A switching regulator with internal compensation that	Original	AN2837 ST1S03 ST1S03, DR73-4R7 AN2837 STPS2L25	PDF
ST1S03PUR Abstract: Transistor Equivalent list C3216X7R1C475K RLF7030T-3R3M4R1 STPS2L30A Text: BOM list: STEVAL-ISA042V1 Name Value Material C1 C2 C3 D L1 R1 R2 U1 Cn1 Cn2 4.7 F 22 μF Ceramic TDK Ceramic TDK 3.3 μH 27 KΩ 47 kΩ ST1S03PUR strip m 90° / 8 pin pitch 2.54 mm Manufacturer Part number STMicroelectronics TDK C3216X7R1C475K C3225X7R1C226M	Original	STEVAL-ISA042V1 ST1S03PUR C3216X7R1C475K C3225X7R1C226M STPS2L30A RLF7030T-3R3M4R1 ST1S03PUR Transistor Equivalent list C3216X7R1C475K RLF7030T-3R3M4R1 STPS2L30A	PDF
21 DFN6 LDO Abstract: ST1S03 ST1S03PM ST1S03RPM DFN 3x3 DFN-6 Text: ST1S03 1.5A, 1.5 MHZ ADJUSTABLE, STEP-DOWN SWITCHING REGULATOR IN DFN6 • ■ ■ ■ ■ ■ ■ ■ ■ STEP-DOWN CURRENT MODE PWM 1.5MHz DC-DC CONVERTER 2% DC OUTPUT VOLTAGE TOLERANCE INTERNAL SOFT START FOR START-UP CURRENT LIMITIATION AND POWER ON	Original	ST1S03 350mV 750mA ST1S03 21 DFN6 LDO ST1S03PM ST1S03RPM DFN 3x3 DFN-6	PDF
ST1S03A Abstract: JESD97 ST1S03AIPUR ST1S03APUR Text: ST1S03A 1.5 A, 1.5 MHz adjustable, with inhibit function step-down switching regulator Features • Step-down current mode PWM 1.5 MHz DCDC converter ■ 2 % DC output voltage tolerance ■ Internal soft start for start-up current limitation and power on delay of 50-100 µs	Original	ST1S03A ST1S03A JESD97 ST1S03AIPUR ST1S03APUR	PDF
ST1S03PUR Abstract: JESD97 ST1S03 ST1S03PM ST1S03PMR ST1S03PU linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A Text: ST1S03 1.5A, 1.5 MHz adjustable, step-down switching regulator in DFN6 Features • Step-down current mode PWM 1.5MHz DC-DC converter ■ 2% DC output voltage tolerance ■ Internal soft start for START-UP current limitation and power on delay of 50-100µs	Original	ST1S03 350mV 750mA ST1S03 ST1S03PUR JESD97 ST1S03PM ST1S03PMR ST1S03PU linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A	PDF

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ST1S03 Datasheets (14)

ST1S03 Datasheets Context Search

ST1S03APMR

R2007

linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A

Transistor Equivalent list

Untitled

Untitled

Untitled

Untitled

DFN 3x3

Untitled

15972

JESD97

ST1S03

TDK C3216

Untitled

ST1S03

linear Regulated Power Supply Schematic Diagram for constant 5V and 1.5A

DFN-6

Untitled

DR73-4R7

ST1S03PUR

21 DFN6 LDO

ST1S03A

ST1S03PUR