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NCP1399BADR2G The On Semiconductor NCP1399BADR2G is a high-performance current mode controller designed for half-bridge resonant converters. It operates with a supply voltage range of 9.5V to 20V and a switching frequency from 20 kHz up to 750 kHz.
Mfr Part #:

NCP1399BADR2G

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The On Semiconductor NCP1399BADR2G is a high-performance current mode controller designed for half-bridge resonant converters. It operates with a supply voltage range of 9.5V to 20V and a switching frequency from 20 kHz up to 750 kHz.
✓ Total Stock: 7,500 pcs
$ Price Range: $0.75

NCP1399BADR2G Available from 1 distributor

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✓ Non-Authorised
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Flip Electronics ✓
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7,500 pcs
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7500 pcs On Request 1 On Request On Request On Request On Request On Request
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NCP1399BADR2G Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Duty Cycle
Fault Protection
Frequency
Internal Switch(s)
Mounting Type
Operating Temperature
Output Isolation
Overload Protection
SVHC Present
Supplier Device Package
Supplier Package
Supply Voltage
Topology
Voltage
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NCP1399BADR2G Description

Short technical summary and product information.

The NCP1399BADR2G from On Semiconductor is a current mode controller optimized for half-bridge resonant converter applications. This device integrates high-voltage gate drivers, simplifying board layout and reducing component count. It features a wide operating frequency range from 20 kHz to 750 kHz and supports a supply voltage between 9.5V and 20V.

 

Key features include automatic dead-time adjustment, skip mode operation for improved light load efficiency, and off-mode operation for low no-load consumption. The NCP1399BADR2G offers comprehensive protection features such as overload, over-current, over-voltage, and over-temperature protection, ensuring safe operation. It also includes precise brown-out detection and open feedback loop protection.

 

This controller is suitable for various applications including adapters, offline battery chargers, flat panel display power converters, computing power supplies, and industrial power sources. It is available in a 16-SOIC package and is designed for surface mount applications.

NCP1399BADR2G Quick Information

Product Type: Offline Switcher IC
Series: NCP1399
Canonical Name: NCP1399 Series Current Mode Resonant Controller
Subcategory: Power Management ICs

NCP1399BADR2G Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

NCP1399BADR2G Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

NCP1399BADR2G Features

  • High-performance current mode controller.
  • Integrated high-voltage gate drivers.
  • Wide switching frequency range.
  • Comprehensive fault protection features.
  • Optimized for half-bridge resonant converters.

NCP1399BADR2G Applications

  • Suitable for offline battery chargers.
  • Used in flat panel display power converters.
  • Applicable for computing power supplies.
  • Designed for industrial power sources.

NCP1399BADR2G FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating supply voltage range?

9.5 V to 20 V.

What is the operating temperature range?

-40°C to 125°C (junction temperature).

What package is available?

16-SOIC surface mount package with 14 leads.

What switching frequency range does it support?

20 kHz to 750 kHz.

Does it include internal power switches?

No, it is a controller without internal switches.

What fault protections are integrated?

Current limiting, open loop, overload, over temperature, over voltage, and short circuit protection.

What is the startup voltage?

15.8 V.

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