L4978

Mfr. #:: L4978
Manufacturer:: STMicroelectronics
Description:: IC REG BUCK ADJUSTABLE 2A 8DIP
Lifecycle:: New from this manufacturer.
Datasheet:: L4978 Datasheet
Delivery:: DHL FedEx Ups TNT EMS
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More Information:: L4978 more Information L4978 Product Details

Product Attribute
Attribute Value

Manufacturer: STMicroelectronics

Product Category: IC Chips

Series: L4978

Type: Step-Down

Packaging: Tube

Unit-Weight: 0.032805 oz

Mounting-Style: Through Hole

Package-Case: PDIP-8

Operating-Temperature: -40°C ~ 150°C (TJ)

Mounting-Type: Through Hole

Output-Type: Adjustable

Function: Step-Down

Supplier-Device-Package: 8-DIP

Number-of-Outputs: 1

Topology: Buck

Frequency-Switching: 100kHz ~ 300kHz

Current-Output: 2A

Output-Configuration: Positive

Voltage-Output-Min-Fixed: 3.3V

Voltage-Output-Max: 50V

Synchronous-Rectifier: No

Voltage-Input-Min: 8V

Voltage-Input-Max: 55V

Output-Voltage: 50 V

Input-Voltage-MAX: 55 V

Output-Current: 2 A

Switching-Frequency: 90 kHz to 110 kHz

Tags: L4978, L497, L49

Service Guarantees

We guarantee 100% customer satisfaction.

Quality Guarantees

We provide 90-360 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.
Our experienced sales team and tech support team back our services to satisfy all our customers.

we buy and manage excess electronic components, including excess inventory identified for disposal.
Email us if you have excess stock to sell.

Email: info@omo-ic.com

Step1:
Vacuum Packaging with PL

Step2:
Anti-Static Bag

Step3:
Packaging Boxes

L4978 Description

***p One Stop Global: Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 8-Pin PDIP Tube

*** Source Electronics: IC REG BUCK ADJ 2A 8DIP

***ied Electronics & Automation: REGULATOR, SWITCH, STEPDOWN, 2A, 16 PINSOIC

***trelec: Switching Regulator DIL-8

***et Europe: Conv DC-DC Single Step Down 8V to 55V 8-Pin PDIP

***ser: Switching Regulators 3.3 to 50V Step-Down

***ical: Conv DC-DC Single-OUT Step Down 8-Pin PDIP

***Components: Sw. Regulator 2A 90-300KHz Step-Down

***pNet: Conv DC-DC Single Step Down 8V to 55V 16-Pin SO

***eco: IC,L4978,2A SWITCH REG <AZ

***ronik: DC-DC 55V 2.0A D DIP-8 THT

***ure Electronics: PDIP 08 .3 CU .25 AU W.

***et: STMICROELECTRONICS L4978

***i-Key: IC BUCK ADJ 2A 8DIP

***ark: BUCK REG, 4978, DIP8; Primary Input Voltage:24V; No. of Outputs:1; Output Current:2A; Voltage Regulator Case Style:DIP; No. of Pins:8; Operating Temperature Range:-40°C to +150°C; Operating Temperature Max:150°C; Package / Case:DIP; ;RoHS Compliant: Yes

***nell: BUCK REG, 4978, DIP8; Primary Input Voltage:24V; No. of Outputs:1; Output Current:2A; Voltage Regulator Case Style:DIP; No. of Pins:8; Operating Temperature Range:-40°C to +150°C; Operating Temperature Max:150°C; Package / Case:DIP; Temperature Operating Min:-40°C; Accuracy %:1%; Adjustable Output Voltage Max:50V; Adjustable Output Voltage Min:3.3V; Base Number:4978; Dropout Voltage Vdo:0.58V; Frequency:300kHz; IC Generic Number:4978; Input Voltage Max:55V; Input Voltage Min:8V; Logic Function Number:4978; Output Current Max:2A; Output Voltage Max:50V; Output Voltage Min:3.3V; Supply Voltage Max:55V; Supply Voltage Min:8V; Termination Type:Through Hole; Voltage Regulator Type:Switching, Step Down

***ment14 APAC: IC, BUCK REG, 4978, DIP8; Primary Input Voltage:24V; No. of Outputs:1; Output Current:2A; Voltage Regulator Case Style:DIP; No. of Pins:8; Operating Temperature Range:-40°C to +150°C; SVHC:No SVHC (19-Dec-2011); Accuracy %:1%; Adjustable Output Voltage Max:50V; Adjustable Output Voltage Min:3.3V; Base Number:4978; Dropout Voltage Vdo:0.58V; Frequency:300kHz; IC Generic Number:4978; Input Voltage Max:55V; Input Voltage Min:8V; Logic Function Number:4978; Operating Temperature Max:150°C; Operating Temperature Min:-40°C; Output Current Max:2A; Output Voltage Max:50V; Output Voltage Min:3.3V; Package / Case:DIP; Supply Voltage Max:55V; Supply Voltage Min:8V; Termination Type:Through Hole; Voltage Regulator Type:Switching, Step Down

Market price

Part #	Mfg.	Description	Stock	Price
L4978 DISTI # V99:2348_18455509	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 8-Pin PDIP Tube RoHS: Compliant	1758	1000:$1.6740 500:$1.8950 250:$2.0810 100:$2.1710 10:$2.5920 1:$2.9960
L4978D DISTI # V36:1790_06548047	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Compliant	424	9800:$1.5270 4900:$1.5819 2450:$1.6379 1225:$1.6520
L4978D013TR DISTI # V72:2272_17703593	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W T/R RoHS: Compliant	333	250:$2.0250 100:$2.1040 25:$2.3920 10:$2.3990 1:$2.7330
L4978D DISTI # V79:2366_17781629	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Compliant	84	9800:$1.5270 4900:$1.5819 2450:$1.6379 1225:$1.6520
L4978D013TR DISTI # 497-4559-1-ND	STMicroelectronics	IC REG BUCK ADJ 2A 16SOIC RoHS: Compliant Min Qty: 1 Container: Cut Tape (CT)	2798In Stock	500:$2.0740 100:$2.4363 10:$2.9740 1:$3.3100
L4978D013TR DISTI # 497-4559-6-ND	STMicroelectronics	IC REG BUCK ADJ 2A 16SOIC RoHS: Compliant Min Qty: 1 Container: Digi-Reel®	2798In Stock	500:$2.0740 100:$2.4363 10:$2.9740 1:$3.3100
L4978D013TR DISTI # 497-4559-2-ND	STMicroelectronics	IC REG BUCK ADJ 2A 16SOIC RoHS: Compliant Min Qty: 1000 Container: Tape & Reel (TR)	2000In Stock	5000:$1.5526 2000:$1.6133 1000:$1.6982
L4978 DISTI # 497-6701-5-ND	STMicroelectronics	IC REG BUCK ADJ 2A 8DIP RoHS: Compliant Min Qty: 1 Container: Tube	984In Stock	1000:$1.6982 500:$2.0136 100:$2.3654 50:$2.7292 1:$3.2100
L4978D DISTI # 497-5794-5-ND	STMicroelectronics	IC REG BUCK ADJ 2A 16SOIC RoHS: Compliant Min Qty: 1 Container: Tube	237In Stock	1029:$1.6982 539:$2.0136 147:$2.3654 49:$2.7292 1:$3.2100
EVAL4971 DISTI # 497-4744-ND	STMicroelectronics	BOARD EVAL FOR L4971/L4978 REG RoHS: Compliant Min Qty: 1 Container: Bulk	Limited Supply - Call
E-L4978D DISTI # E-L4978D-ND	STMicroelectronics	IC REG BUCK ADJ 2A 16SOIC RoHS: Compliant Min Qty: 1225 Container: Tube	Limited Supply - Call
83009 002500 DISTI # BEL4978-500-ND	Belden Inc	HOOK-UP STRND 18AWG RED 500' RoHS: Not compliant Min Qty: 1 Container: Spool	Temporarily Out of Stock	1:$468.6400
D-500-0456-2-613-240 DISTI # D-500-0456-2-613-240-ND	TE Connectivity Ltd	IN LINE COUPLERS RoHS: Not compliant Min Qty: 5 Container: Bulk	Temporarily Out of Stock	5:$547.9960
L4978 DISTI # 25907432	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 8-Pin PDIP Tube RoHS: Compliant	1758	1000:$1.6740 500:$1.8950 250:$2.0810 100:$2.1710 10:$2.5920 4:$2.9960
L4978D DISTI # 25666707	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Compliant	424	424:$1.6520
L4978D013TR DISTI # 25929658	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W T/R RoHS: Compliant	333	250:$2.0250 100:$2.1040 25:$2.3920 10:$2.3990 5:$2.7330
L4978D DISTI # 26113291	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Compliant	84	5:$1.6520
L4978D DISTI # 30592766	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Compliant	24	10:$2.3588 8:$3.4808
L4978D DISTI # L4978D	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W (Alt: L4978D) RoHS: Compliant Min Qty: 49	Europe - 49	1:€2.7600 10:€2.1500 25:€2.1200 50:€2.0900 100:€2.0200 250:€1.8400 500:€1.7400
L4978 DISTI # L4978	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 8-Pin PDIP (Alt: L4978) RoHS: Compliant Min Qty: 50	Europe - 0	1:€3.1900 10:€2.3900 25:€2.2900 50:€2.1800 100:€2.0800 250:€1.9800 500:€1.7600
L4978 DISTI # L4978	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 8-Pin PDIP - Rail/Tube (Alt: L4978) RoHS: Not Compliant Min Qty: 2000 Container: Tube	Americas - 0	2000:$1.7900 4000:$1.6900 8000:$1.5900 12000:$1.4900 20000:$1.4900
L4978D DISTI # L4978D	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W - Rail/Tube (Alt: L4978D) RoHS: Not Compliant Min Qty: 1225 Container: Tube	Americas - 0	1225:$1.7900 2450:$1.6900 4900:$1.5900 7350:$1.4900 12250:$1.4900
CL4978-000 DISTI # CL4978-000	TE Connectivity Ltd	D-500-0456-2-613-240 (Alt: CL4978-000) RoHS: Compliant Min Qty: 5	Europe - 0	5:€522.8900
CL4978-000 DISTI # CL4978-000	TE Connectivity Ltd	D-500-0456-2-613-240 - Bulk (Alt: CL4978-000) RoHS: Compliant Min Qty: 5 Container: Bulk	Americas - 0	5:$529.3900 10:$513.0900 20:$496.9900 30:$458.3900 50:$421.9900
L4978D013TR DISTI # L4978D013TR	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R - Tape and Reel (Alt: L4978D013TR) RoHS: Not Compliant Min Qty: 1000 Container: Reel	Americas - 0	1000:$1.7900 2000:$1.6900 4000:$1.5900 6000:$1.4900 10000:$1.4900
L4978D013TR DISTI # L4978D013TR	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R (Alt: L4978D013TR) RoHS: Compliant Min Qty: 1000 Container: Tape and Reel	Europe - 0	1000:€1.4400 2000:€1.4300 3000:€1.4100
L4978 DISTI # 25M9042	STMicroelectronics	DC-DC Switching Buck (Step Down) Regulator, Adjustable, 8V-55Vin, 3.3V-50Vout, 2Aout, DIP-8 RoHS Compliant: Yes	130	1:$3.5300 10:$3.0400 25:$2.9200 50:$2.8000 100:$2.6800 250:$2.5600 500:$2.3300
L4978D DISTI # 25M9043	STMicroelectronics	DC-DC Switching Buck (Step Down) Regulator, Adjustable, 8V-55Vin, 3.3V-50Vout, 2Aout, SOIC-16 RoHS Compliant: Yes	297	1:$3.2200 10:$2.7300 25:$2.6100 50:$2.4900 100:$2.3700 250:$2.2500 500:$2.0200 1000:$1.7000
L4978	STMicroelectronics	L4978 Series 55 V 220 uA 300 kHz Buck Through Hole Switching Regulator - DIP-8 RoHS: Compliant	345Tube	10:$2.3500 50:$1.9600 100:$1.9000 250:$1.8200 500:$1.7600
L4978D	STMicroelectronics	L4978 Series 55 V 220 uA 300 kHz Buck Through Hole Switching Regulator - SOIC-16 RoHS: Compliant	163Tube	10:$2.6000 50:$2.1600 100:$2.0800 250:$1.9900 500:$1.9300
L4978 DISTI # 511-L4978	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down RoHS: Compliant	1385	1:$3.2200 10:$2.7300 100:$2.3700 250:$2.2500 500:$2.0200 1000:$1.7000
L4978D013TR DISTI # 511-L4978D013TR	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down RoHS: Compliant	2162	1:$3.2200 10:$2.7300 100:$2.3700 250:$2.2500 500:$2.0200 1000:$1.7000 2000:$1.6200
L4978D DISTI # 511-L4978D	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down RoHS: Compliant	841	1:$3.2200 10:$2.7300 100:$2.3700 250:$2.2500 500:$2.0200
E-L4978D013TR DISTI # 511-E-L4978D013TR	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down RoHS: Compliant	0
CL4978-000 DISTI # AMPCL4978-000	TE Connectivity Ltd	D-500-0456-2-613-240	Americas - 0
L4978	STMicroelectronics		425
L4978D	STMicroelectronics		41	2:$3.0000 8:$2.2500 24:$1.8750
L4978D DISTI # 6868237P	STMicroelectronics	SW. REGULATOR 2A 90-300KHZ STEP-DOWN, TU	787	10:£1.9800 20:£1.9200 50:£1.8600 250:£1.6400
L4978D DISTI # 6868237	STMicroelectronics	SW. REGULATOR 2A 90-300KHZ STEP-DOWN, EA	211	1:£2.5000 10:£1.9800 20:£1.9200 50:£1.8600 250:£1.6400
L4978D	STMicroelectronics		32	31:$1.5000 9:$2.5000 1:$4.0000
L4978D013TR	STMicroelectronics	RoHS: Compliant	Europe - 1000
L4978D	STMicroelectronics	RoHS: Compliant	Europe - 49
L4978D13TR	STMicroelectronics	RoHS: Compliant	Europe - 410
CL4978-000 DISTI # AMPCL4978-000	TE Connectivity Ltd	D-500-0456-2-613-240	0
L4978D013TR	STMicroelectronics	INSTOCK	2284
L4978D	STMicroelectronics	INSTOCK	6394
L4978D	STMicroelectronics	INSTOCK	178
L4978D013TR	STMicroelectronics	INSTOCK	512
L4978 DISTI # C1S730200416643	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 8-Pin PDIP Tube RoHS: Compliant	1758	500:$1.8950 250:$2.0810 100:$2.1710 10:$2.5920 1:$2.9960
L4978D DISTI # C1S730200488084	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Compliant	24	10:$1.8500 1:$2.7300
L4978D DISTI # C1S730200488695	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Compliant	84	1225:$1.6520
L4978D013TR DISTI # C1S730200432395	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W T/R RoHS: Compliant	333	250:$2.0250 100:$2.1040 25:$2.3920 10:$2.3990 1:$2.7330
CL4978-000 DISTI # 000000000003482365	TE Connectivity Ltd	D-500-0456-2-613-240	0	1:$548.0000 3:$532.7700 5:$511.4700 14:$498.1700
L4978 DISTI # 1077138	STMicroelectronics	IC, BUCK REG, 4978, DIP8 RoHS: Compliant	130	1:$5.0900 50:$4.3200 100:$3.7500 500:$3.1900 1000:$2.6900
L4978D DISTI # 1077139	STMicroelectronics	IC, BUCK REG, SMD, 4978, SOIC16 RoHS: Compliant	297	1:$5.1000 10:$4.3200 100:$3.7500 250:$3.5600 500:$3.2000 1000:$2.6900 2500:$2.5700 5000:$2.4700
L4978 DISTI # 1077138	STMicroelectronics	IC, BUCK REG, 4978, DIP8 RoHS: Compliant	256	1:£2.8000 10:£2.1000 25:£2.0100 50:£1.9200 100:£1.8300

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L4978

Step1:Vacuum Packaging with PL

Step2:Anti-Static Bag

Step3:Packaging Boxes

Step1:
Vacuum Packaging with PL

Step2:
Anti-Static Bag

Step3:
Packaging Boxes