Varnitronics
RY9121E RYCHIP Semiconductor Inc.
RYCHIP Semiconductor Inc.

RY9121E

Step-down type 1.2MHz Adjustable 2A SOT-23-6 Voltage Regulators - DC DC Switching Regulators RoHS

SOT-23-6ROHS CompliantActive
Manufacturer part #
RY9121E
Store part #
C22392164
Package / case
SOT-23-6
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

5,450 in stock

#C22392164

Stock & price checked 7 days ago

QuantityUnit pricePack price
10+₹7.59₹75.90
100+₹6.03₹603.00
300+₹5.25₹1,575.00
3,000+₹4.67₹14,010.00
6,000+₹4.21₹25,260.00
9,000+₹3.97₹35,730.00

10 × ₹7.59

₹75.90

excl. GST

₹89.56 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

RY9121E

₹75.90 for 10 + GST

Specifications

Operating Temperature
-40℃~+85℃
Function
Step-down type
Frequency - Switching
1.2MHz
Number of Outputs
1
Features
Cycle-by-cycle current limiting;Hiccup current limiting;Overcurrent Protection
Output Type
Adjustable
Topology
Buck
Operating Voltage
4.5V~17V
Switch tube (built-in/external)
Built-in
Output Current
2A
Quiescent Current
600uA

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Packaging
Tape & Reel (TR)
Standard pack
3,000 / Reel
Sold per
Piece
Minimum order
10 (multiples of 10)
Unit weight
0.037 g

Overview

RY9121E is a high-frequency, synchronous rectification, step-down switching converter with integrated power MOSFETs. It delivers 2A continuous output current over a wide input voltage range with excellent load and line regulation. The ECOT control mode provides ultra-fast transient response, simplified loop design, and tight output regulation. The device requires minimal external components and comes in a space-saving SOT23-6 package.

Applications

  • Digital set-top boxes
  • Tablet PCs
  • Flat-panel TVs and monitors
  • Wi-Fi routers/access points
  • Digital video recorders
  • Portable media players
  • Cable modems/XDSL
  • General purpose

Key features

  • 4.5V to 17V wide input voltage range
  • 2A continuous output current
  • 1.2MHz switching frequency
  • ECOT mode control with fast transient response
  • Built-in overcurrent limiting
  • Built-in overvoltage protection
  • Forced PWM mode
  • Internal soft-start
  • 110mΩ/70mΩ low RDS(ON) internal power MOSFETs
  • Output voltage adjustable from 0.6V
  • No Schottky diode required
  • Short-circuit protection with hiccup mode
  • Integrated internal compensation
  • Thermal shutdown protection
  • SOT23-6 package
  • -40°C to +85°C operating temperature range

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