Varnitronics
SY7901DBC Silergy
Silergy

SY7901DBC

500kHz Boost Adjustable DFN-10(3x3) Voltage Regulators - DC DC Switching Regulators

DFN-10(3x3)RoHSActive

High Efficiency 500kHz, 25V PWM Controller with DC Input Current Limit

Manufacturer
Silergy
Manufacturer part #
SY7901DBC
Store part #
C2687362
Package / case
DFN-10(3x3)
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

2,085 in stock

#C2687362

Stock & price checked 5 days ago

QuantityUnit pricePack price
1+₹95.43₹95.43
10+₹77.14₹771.40
30+₹68.02₹2,040.60
100+₹59.09₹5,909.00
500+₹53.77₹26,885.00
1,000+₹51.01₹51,010.00

1 × ₹95.43

₹95.43

excl. GST

₹112.61 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 5,000 per reel

SY7901DBC

₹95.43 for 1 + GST

Specifications

Operating Temperature
-40℃~+85℃
Number of Outputs
1
Frequency - Switching
500kHz
Function
Boost
Features
Adjustable current limiting;Cycle-by-cycle current limiting;Adjustable soft-start;External compensation;Built-in LDO regulator
Output Type
Adjustable
Topology
Boost;SEPIC;Flyback;Forward
Operating Voltage
3V~25V
Switch tube (built-in/external)
Built-in
Quiescent Current
170uA

Packaging & compliance

RoHS
RoHS
Lifecycle
Active
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
5,000 / Reel
Sold per
Piece
Minimum order
1
Unit weight
0.119 g

Overview

The SY7901 is a current mode DC/DC controller targeted for Boost, Sepic, Flyback and Forward applications. The SY7901 has an accurate DC input current limit. External compensation provides flexible adjustment of control loops for different applications. The internal low side driver is capable of sourcing 1.5A and sinking 3A current.

Applications

  • GPS Navigation Systems
  • Handheld Devices
  • Portable Media Player

Key features

  • Input Voltage Range 3V to 25V
  • 500kHz Fixed Switching Frequency
  • An Accurate DC Input Current Limit
  • External Compensation
  • Internal Soft-start Limits the Intush Current
  • Integrated Low Side Driver: 1.5A Sourcing
  • RoHS Compliant and Halogen Free
  • Compact Package: DFN3x3 - 10

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