Varnitronics
AP2900TB-A1 Wuxi Chipown Micro-electronics
Wuxi Chipown Micro-electronics

AP2900TB-A1

Buck Switching Regulator IC Adjustable 1 Output 0.7A SOT-23-5L

SOT-23-5LROHS CompliantActive

40V, 0.7A High-Performance Synchronous Buck Regulator

Manufacturer part #
AP2900TB-A1
Store part #
C2930954
Package / case
SOT-23-5L
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

3,340 in stock

#C2930954

Stock & price checked 6 days ago

QuantityUnit pricePack price
5+₹31.34₹156.70
50+₹24.77₹1,238.50
150+₹21.95₹3,292.50
500+₹18.44₹9,220.00
3,000+₹16.87₹50,610.00
6,000+₹15.93₹95,580.00

5 × ₹31.34

₹156.70

excl. GST

₹184.91 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

AP2900TB-A1

₹156.70 for 5 + GST

Specifications

Frequency - Switching
100kHz
Number of Outputs
1
Function
Step-down type
Features
Cycle-by-cycle current limiting;Hiccup current limiting;Overcurrent Protection
Output Type
Adjustable
Topology
Buck
Operating Voltage
6V~40V
Switch tube (built-in/external)
Built-in
Output Current
700mA
Quiescent Current
420uA

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Packaging
Tape & Reel (TR)
Standard pack
3,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.052 g

Overview

AP2900 is a high-efficiency synchronous buck regulator capable of delivering 0.7 A output current over a wide input voltage range of 6 V to 40 V. The output voltage is adjustable via a resistor divider connected to the FB pin, with a switching frequency of 100 kHz. AP2900 integrates low on-resistance high-side and low-side power MOSFETs, reducing conduction impedance while eliminating the need for an external Schottky diode. In addition, the built-in compensation architecture eliminates external RC compensation components, further reducing the external component count. As a result, AP2900 is ideal for applications requiring a minimal BOM and single-layer PCB layout. The specially designed EMI-optimized circuit architecture is well suited for applications requiring safety certification. Comprehensive protection features include overcurrent protection, over-temperature protection, short-circuit protection, and undervoltage lockout (UVLO). AP2900 is available in a SOT23-5L package for space-saving layout.

Applications

  • MCU control systems and I/O power supply
  • Set-top boxes
  • Flat-panel TVs and monitors
  • Industrial distributed power supplies
  • Portable instruments

Key features

  • Wide input voltage range: 6 V to 40 V
  • Maximum 0.7 A continuous output current, 1 A peak output current
  • Up to 92% efficiency
  • 100 kHz switching frequency
  • Specially designed EMI-optimized circuit architecture
  • Built-in soft-start circuit
  • Built-in compensation circuit
  • Single-layer PCB layout capable
  • Input undervoltage lockout
  • Cycle-by-cycle current limiting
  • Output short-circuit protection
  • Thermal shutdown, SOT23-5L package

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