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Silergy SY8120B1ABCRoHS

Manufacturer
SilergyAsian Brands
MPN
SY8120B1ABC
LCSC Part #
C88474
Packaging
SOT-23-6
Customer #
Key Attributes
High Efficiency Fast Response, 2A, 18V Input Synchronous Step Down Regulator
Datasheetpdf iconSilergy SY8120B1ABC
In-Stock: 104,775
104,775 In stock, ships now
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QtyUnit PriceTotal Amount
5+$ 0.1616$ 0.81
50+$ 0.1249$ 6.25
150+$ 0.1069$ 16.04
500+$ 0.0909$ 45.45
3,000+$ 0.0865$ 259.50
6,000+$ 0.0839$ 503.40
Standard Packaging3000/Full Reel
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Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Voltage Regulators - DC DC Switching Regulators
ManufacturerSilergy
PackagingSOT-23-6
Operating Temperature-40℃~+85℃@(TA)
Frequency - Switching500kHz
FunctionStep-down type
Number of Outputs1
FeaturesCycle-by-cycle current limiting;Overcurrent Protection
Output TypeAdjustable
TopologyBuck
Operating Voltage4.5V~18V
Switch tube (built-in/external)Built-in
Output Voltage-
Output Current2A
Quiescent Current400uA
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Additional Information

TypeDetails
Minimum5
Multiple5
Standard Packaging3000
Sales UnitPiece

Introduction

AI Translation

SY8120B1 develops high efficiency synchronous stepdown DC-DC converter capable of delivering 2A load current. SY8120B1 operates over a wide input voltage range from 4.5V to 18V and integrates main switch and synchronous switch with very low RDS(ON) to minimize the conduction loss. SY8120B1 adopts the instant PWM architecture to achieve fast transient responses for high step down applications and high efficiency at light loads. In addition, it operates at pseudo-constant frequency of 500 kHz under heavy load conditions to minimize the size of inductor and capacitor. SY8120B1 is a synchronous buck regulator IC that integrates the PWM control, top and bottom switches on the same die to minimize the switching transition loss and conduction loss. With ultra low Rds(on) power switches and proprietary PWM control, this regulator IC can achieve the highest efficiency and the highest switch frequency simultaneously to minimize the external inductor and capacitor size, and thus achieving the minimum solution footprint. SY8120B1 provides protection functions such as cycle by cycle current limiting and thermal shutdown protection. SY8120B1 will sense the output voltage conditions for the fault protection.

Features

AI Translation
  • Develops high efficiency synchronous stepdown DC-DC converter capable of delivering 2A load current
  • Operates over a wide input voltage range from 4.5V to 18V
  • Integrates main switch and synchronous switch with very low RDS(ON) to minimize the conduction loss
  • Adopts the instant PWM architecture to achieve fast transient responses for high step down applications and high efficiency at light loads
  • Operates at pseudo-constant frequency of 500 kHz under heavy load conditions to minimize the size of inductor and capacitor
  • Integrates the PWM control, top and bottom switches on the same die to minimize the switching transition loss and conduction loss
  • Can achieve the highest efficiency and the highest switch frequency simultaneously to minimize the external inductor and capacitor size, and thus achieving the minimum solution footprint
  • Provides protection functions such as cycle by cycle current limiting and thermal shutdown protection
  • Senses the output voltage conditions for the fault protection

Applications

AI Translation
  • Set Top Box
  • Portable TV
  • Access Point Router
  • DSL Modem
  • LCD TV
  • CCTV
  • IP CAM
  • Networking