Varnitronics
Silergy

SYV843AQWC

Step-down type 1.5MHz Adjustable 3A QFN-7(1.5x1.5) Voltage Regulators - DC DC Switching Regulators

QFN-7(1.5x1.5)RoHSActive
Manufacturer
Silergy
Manufacturer part #
SYV843AQWC
Store part #
C54565490
Package / case
QFN-7(1.5x1.5)
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

3,000 in stock

#C54565490

Stock & price checked 32 h ago

QuantityUnit pricePack price
5+₹37.45₹187.25
50+₹29.58₹1,479.00
150+₹26.22₹3,933.00
500+₹22.01₹11,005.00
3,000+₹20.14₹60,420.00
6,000+₹19.01₹1,14,060.00

5 × ₹37.45

₹187.25

excl. GST

₹220.96 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: 3,000 per reel

SYV843AQWC

₹187.25 for 5 + GST

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Specifications

Operating Temperature
-40℃~+85℃
Number of Outputs
1
Function
Step-down type
Frequency - Switching
1.5MHz
Features
Hiccup current limiting;Output discharge;Operating status indication;Overcurrent Protection
Output Type
Adjustable
Topology
Buck
Operating Voltage
2.7V~5.5V
Switch tube (built-in/external)
Built-in
Output Current
3A
Quiescent Current
65uA

Packaging & compliance

RoHS
RoHS
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
Packaging
Tape & Reel (TR)
Standard pack
3,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
1 g

Overview

SYV843A is a high-efficiency 1.5MHz synchronous step-down DC/DC regulator capable of delivering up to 3A output current. The SYV843A operates over a wide input voltage range of 2.7V to 5.5V and integrates main and synchronous switches with ultra-low on-resistance RDS(ON) to minimize conduction losses. The 1.5MHz switching frequency enables low output voltage ripple with compact external inductors and capacitors.

Applications

  • Smartphones
  • LCD TVs
  • Set-top boxes
  • Mini laptops
  • Access point routers

Key features

  • 2.7~5.5V input voltage range
  • 65µA low quiescent current
  • Ultra-fast load transient response
  • Internal switch (high/low) low on-resistance RDS(ON): 85mΩ / 50mΩ
  • 1.5MHz high switching frequency, reduces external component count
  • Internal soft-start, limits inrush current
  • Hiccup mode short-circuit protection
  • Output auto-discharge
  • RoHS compliant and halogen-free
  • Compact package: QFN1.5×1.5 - 7

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