NC2600 Series
2A Low Quiescent Current PWM/PFM Step-down Switching Regulator

Download Datasheet

  • Description

    The NC2600 is a low quiescent current PWM / PFM 2A step-down switching regulator IC using CMOS-based.

    The NC2600 is available in WLCSP-8-P11 and DFN2020-8-GT, and it is suitable for use in wearable and IoT devices that require miniaturization and long-lifetime of battery.

  • Spec
    Input Voltage Range 2.3 V to 5.5 V (6.5 V)
    Operating Temperature Range -40°C to 85°C (125°C)
    Supply Current Typ. 17 µA
    Standby Current Typ. 0 µA
    Output Voltage Range Fixed Output Voltage Type: 0.6 V to 3.3 V (0.1 V step)
    Adjustable Output Voltage Type: 0.6 V to 5.5 V
    Output Voltage Accuracy ±1.5% (VSET ≥ 1.2 V)
    ±18 mV (VSET < 1.2 V)
    Feedback Voltage Typ. 0.6 V
    Feedback Voltage Accuracy ±9 mV
    Output Current 2 A
    Driver ON-resistance Pch: Typ. 0.130 Ω, Nch: Typ. 0.09 Ω (NC2600ZA)
    Pch: Typ. 0.150 Ω, Nch: Typ. 0.12 Ω (NC2600GT)
    Oscillator Frequency Typ. 4.0 MHz
    Package WLCSP-8-P11, DFN2020-8-GT

    Protections / Functions

    TSD ILX OCP OVP UVLO OVLO Reverse Shutdown Soft Start SSCG PGOOD Auto Discharge Anti-ringing Sequencing Max Duty Ext. Phase LED Adjust
  • Technical
    • Typical Application (Fixed Output Voltage Type)

      Typical Application (Fixed Output Voltage Type)

    • Typical Application (Adjustable Output Voltage Type)

      Typical Application (Adjustable Output Voltage Type)

    • Efficiency Typical Characteristics

      Efficiency Typical Characteristics

    • Related Links

      • Prime Designer

        Online Design Tool

        Registration to myNISD is required to use some of the functions, such as simulations.

        • [V]
        • [V]
        • [V]
        • [A]
  • Quality &
    • Refer to the datasheets for the details on the product.
    • The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.

Download Datasheet

Functional Description

TSD Thermal Shutdown Function
ILX LX Current Limit Function
OCP Overcurrent Protection
OVP Overvoltage Protection
UVLO Undervoltage Lockout Protection
OVLO Overvoltage Lockout Protection
Reverse Reverse Current Protection Circuit
Shutdown Shutdown Function
Soft Start Soft Start Function
SSCG Spread Spectrum Clock Generator Function
PGOOD Power Good Output
Auto Discharge Auto Discharge Function
Anti-ringing Anti-ringing Switch Function
Sequencing Start-up Sequencing Control
Max Duty Maximum Duty Cycle
Ext. Phase Externally Adjustable Phase Compensation
LED Adjust LED High-speed Dimming Control

Search for similar products under conditions below.

Category:DC/DC Switching Regulators

Topology Buck
min (V)
max (V)
min (V)
max (V)