Varnitronics
SY8388ARHC Silergy
Silergy

SY8388ARHC

Step-down type 510kHz~690kHz Adjustable 8A QFN-16-EP(2.5x2.5) Voltage Regulators - DC DC Switching Regulators

QFN-16-EP(2.5x2.5)RoHSActive

High Efficiency Fast Response, 8A, 24V Input Synchronous Step Down Regulator

Manufacturer
Silergy
Manufacturer part #
SY8388ARHC
Store part #
C5110279
Package / case
QFN-16-EP(2.5x2.5)
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

10,090 in stock

#C5110279

Stock & price checked 6 days ago

QuantityUnit pricePack price
1+₹69.05₹69.05
10+₹54.28₹542.80
30+₹47.99₹1,439.70
100+₹40.17₹4,017.00
500+₹36.26₹18,130.00
1,000+₹34.09₹34,090.00

1 × ₹69.05

₹69.05

excl. GST

₹81.48 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 15-18 working days
  • GST invoice with every order
  • Standard pack: 3,000 per reel

SY8388ARHC

₹69.05 for 1 + GST

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Specifications

Operating Temperature
-40℃~+85℃@(TA);-40℃~+125℃@(TJ)
Function
Step-down type
Frequency - Switching
510kHz~690kHz
Number of Outputs
1
Features
Adjustable current limiting;Cycle-by-cycle current limiting;Hiccup current limiting;Output discharge;Frequency synchronization;Light load efficient mode;Operating status indication;Overcurrent Protection;Built-in LDO regulator
Output Type
Adjustable
Topology
Buck
Operating Voltage
4V~24V
Switch tube (built-in/external)
Built-in
Output Current
8A
Quiescent Current
140uA

Packaging & compliance

RoHS
RoHS
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
3,000 / Reel
Sold per
Piece
Minimum order
1
Unit weight
0.069 g

Overview

SY8388A develops a high efficiency synchronous stepdown DC/DC regulator capable of delivering 8A current over a wide input voltage range of 4V to 24V. Silergy’s proprietary Instant-PWM™ fast-response, constant-on-time (COT) PWM control method supports high input/output voltage ratios (low duty cycles), and fast transient response while maintaining a near constant operating frequency over line, load and output voltage ranges. This control method provides stable operation without complex compensation and even with low ESR ceramic capacitors. Internal 20mΩ power and 10mΩ synchronous rectifier switches provide excellent efficiency over a range of applications, especially for low output voltages and low duty cycles. SY8388A also integrates a bypass switch which allows the IC to be powered by external DC source. Cycle-by-cycle current limit, input under voltage lock-out, internal soft-start, output under voltage protection and over voltage protection and thermal shutdown provide safe operation in all operating conditions. The SY8388A is available in a compact QFN2.5x2.5-16 package.

Applications

  • LCD-TV/Net-TV/3DTV
  • Set Top Box
  • Notebook High Power AP

Key features

  • SY8388A develops a high efficiency synchronous stepdown DC/DC regulator capable of delivering 8A current over a wide input voltage range of 4V to 24V.
  • Silergy’s proprietary Instant-PWM™ fast-response, constant-on-time (COT) PWM control method supports high input/output voltage ratios (low duty cycles), and fast transient response while maintaining a near constant operating frequency over line, load and output voltage ranges.
  • This control method provides stable operation without complex compensation and even with low ESR ceramic capacitors.
  • Internal 20mΩ power and 10mΩ synchronous rectifier switches provide excellent efficiency over a range of applications, especially for low output voltages and low duty cycles.
  • SY8388A also integrates a bypass switch which allows the IC to be powered by external DC source.
  • Cycle-by-cycle current limit, input under voltage lock-out, internal soft-start, output under voltage protection and over voltage protection and thermal shutdown provide safe operation in all operating conditions.
  • The SY8388A is available in a compact QFN2.5×2.5-16 package.
  • Low RDS(ON) for Internal Switches (Top/Bottom): 20/10 mΩ
  • Wide Input Voltage Range: 4~24V
  • Integrated Bypass Switch: 1.5Ω
  • Instant PWM Architecture to Achieve Fast Transient Responses
  • Internal Soft-Start Limits the Inrush Current
  • Pseudo-Constant Frequency: 600kHz
  • Adjustable Output Voltage Application
  • 8A Output Current Capability
  • ±1% Internal Reference Voltage
  • Power Good Indicator
  • PFM/FCCM Selectable Light Load Operation Mode
  • Output Discharge Function
  • Cycle-by-cycle Valley and Peak Current Limit Protection
  • Programmable Valley Current Limit Threshold by ILMT Pin
  • Hic-cup Mode Output Under Voltage Protection
  • Auto-recovery Mode Output Over Voltage Protection
  • Auto-recovery Mode Over Temperature Protection
  • Input UVLO
  • RoHS Compliant and Halogen Free

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