X-On Electronics has gained recognition as a prominent supplier of L7985A Switching Voltage Regulators across the USA, India, Europe, Australia, and various other global locations. L7985A Switching Voltage Regulators are a product manufactured by STMicroelectronics. We provide cost-effective solutions for Switching Voltage Regulators, ensuring timely deliveries around the world.

L7985A STMicroelectronics

L7985A electronic component of STMicroelectronics
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Part No.L7985A
Manufacturer: STMicroelectronics
Category: Switching Voltage Regulators
Description: Voltage Regulators - Switching Regulators 2A DC 4.5V to 38V 250 KHz Step-Down
Datasheet: L7985A Datasheet (PDF)
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)
1: USD 4.0156 ea
Line Total: USD 4.02 
Availability - 0
MOQ: 1  Multiples: 1
Pack Size: 1
Availability Price Quantity
15
Ship by Fri. 06 Dec to Wed. 11 Dec
MOQ : 1
Multiples : 1
1 : USD 2.9491
10 : USD 2.7866
30 : USD 2.6919
100 : USD 2.594
500 : USD 2.5499
1000 : USD 2.5293

   
Manufacturer
Product Category
RoHS - XON
Icon ROHS
Mounting Style
Package / Case
Output Voltage
Output Current
Number of Outputs
Input Voltage MAX
Input Voltage MIN
Switching Frequency
Series
Packaging
Type
Brand
Shutdown
Factory Pack Quantity :
Supply Voltage - Min
Product
Cnhts
Hts Code
Mxhts
Pd - Power Dissipation
Product Type
Subcategory
Taric
LoadingGif
 
Notes:- Show Stocked Products With Similar Attributes.

We are delighted to provide the L7985A from our Switching Voltage Regulators category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the L7985A and other electronic components in the Switching Voltage Regulators category and beyond.

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L7985 2 A step-down switching regulator Datasheet - production data Applications Consumer: STB, DVD, DVD recorder, car audio, LCD TV and monitors Industrial: PLD, PLA, FPGA, chargers VFDFPN10 3 x 3 mm Networking: XDSL, modems, DC-DC modules Computer: optical storage, hard disk drive, HSOP8 exp. pad printers, audio/graphic cards LED driving Features Description 2 A DC output current The L7985/A is a step-down switching regulator 4.5 V to 38 V input voltage with a 2.5 A (minimum) current limited embedded Output voltage adjustable from 0.6 V power MOSFET, so it is able to deliver up to 2 A 250 kHz switching frequency, programmable current to the load depending on the application up to 1 MHz conditions. The input voltage can range from 4.5 V to 38 V, while the output voltage can be set Internal soft-start and enable starting from 0.6 V to V . Requiring a minimum IN Low dropout operation: 100% duty cycle set of external components, the device includes Voltage feed-forward an internal 250 kHz switching frequency oscillator that can be externally adjusted up to 1 MHz. The Zero load current operation DFN and the HSOP packages with exposed pad Overcurrent and thermal protection allow the reduction of R down to 60 C/W and thJA VFDFPN 3x3 - 10L and HSOP8 package 40 C/W respectively. Figure 1. Application circuit / L 9Q 9 9 9287 IURP 9 RW L Q9 9&& 287 *1 6<1&+ / )6: (1 )% &203 & 5 & 5 5 & 5 *1 October 2018 DocID022446 Rev 8 1/44 This is information on a product in full production. www.st.com 0 9 *1 & Contents L7985 Contents 1 Pin settings 4 1.1 Pin connection 4 1.2 Pin description 4 2 Maximum ratings 5 3 Thermal data . 5 4 Electrical characteristics . 6 5 Functional description . 8 5.1 Oscillator and synchronization 9 5.2 Soft-start .11 5.3 Error amplifier and compensation .11 5.4 Overcurrent protection . 12 5.5 Enable function 14 5.6 Hysteretic thermal shutdown 14 6 Application information . 15 6.1 Input capacitor selection 15 6.2 Inductor selection . 16 6.3 Output capacitor selection 17 6.4 Compensation network . 18 6.4.1 Type III compensation network . 20 6.4.2 Type II compensation network 23 6.5 Thermal considerations 26 6.6 Layout considerations . 27 6.7 Application circuit . 29 7 Application ideas . 33 7.1 Positive buck-boost . 33 7.2 Inverting buck-boost . 35 2/44 DocID022446 Rev 8

Tariff Desc

8542.31.00 51 No ..Application Specific (Digital) Integrated Circuits (ASIC)

Electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Monolithic integrated circuits:
C-Max (VA)
SG3
ST
ST MICROELECTRONICS
ST2
ST7
STM
STMICRELECTRONICS
STN
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