Varnitronics
A7986A ST
ST

A7986A

250kHz Step-down type Adjustable 3A 600mV~38V HSOP-8-EP Voltage Regulators - DC DC Switching Regulators RoHS

HSOP-8-EPROHS3 CompliantDiscontinued

3A step-down switching voltage regulator for automotive applications

Manufacturer
ST
Manufacturer part #
A7986A
Store part #
C1355504
Package / case
HSOP-8-EP
Packaging
Tube-packed
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

15 in stock

#C1355504

Stock & price checked 38 h ago

QuantityUnit pricePack price
1+₹511.37₹511.37
10+₹433.22₹4,332.20
30+₹386.85₹11,605.50
100+₹340.05₹34,005.00
500+₹318.37₹1,59,185.00
1,000+₹308.71₹3,08,710.00

1 × ₹511.37

₹511.37

excl. GST

₹603.42 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
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  • GST invoice with every order
  • Standard pack: 100 per tube

A7986A

₹511.37 for 1 + GST

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Specifications

Operating Temperature
-40℃~+150℃@(TJ)
Frequency - Switching
250kHz
Function
Step-down type
Number of Outputs
1
Features
Frequency synchronization;External compensation;Cycle-by-cycle current limiting;Overcurrent Protection
Output Type
Adjustable
Topology
Buck
Operating Voltage
4.5V~38V
Switch tube (built-in/external)
Built-in
Output Current
3A
Output Voltage
600mV~38V
Quiescent Current
2.4mA

Packaging & compliance

RoHS
ROHS3 Compliant
Lifecycle
Discontinued
ECCN
EAR99
Packaging
Tube-packed
Standard pack
100 / Tube
Sold per
Piece
Minimum order
1
Unit weight
0.001 g

Overview

The A7986A is a step-down switching regulator with a 3.7 A (min.) current limited embedded power MOSFET, so it is able to deliver up to 3 A current to the load depending on the application conditions. The input voltage can range from 4.5 V to 38 V; while the output voltage can be set starting from 0.6 V to VIN. Requiring a minimum set of external components, the device includes an internal 250 kHz switching frequency oscillator that can be externally adjusted up to 1 MHz. The HSOP8 package with exposed pad allows the reduction of Rth(JA) down to 40 °C/W.

Applications

  • Dedicated to automotive applications
  • Automotive LED driving

Key features

  • AEC-Q100 qualified
  • 3 A DC output current
  • 4.5 V to 38 V input voltage
  • Output voltage adjustable from 0.6 V
  • 250 kHz switching frequency, programmable up to 1 MHz
  • Internal soft-start and enable
  • Low dropout operation: 100% duty cycle
  • Voltage feed-forward
  • Zero load current operation
  • Overcurrent and thermal protection
  • HSOP8 package

Alternatives

Similar parts — check the datasheet before substituting.

A7986ATR#C2970022ST · SOIC-8₹667.00 · 8 in stockView
L7986TA#C1355868ST · HSOP-8-EP₹521.58 · 38 in stockView
L7986ATR#C157370ST · SOIC-8-EP₹324.98 · 4,798 in stockView

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