KA7552 The KA7552 is an SMPS controller from On Semiconductor designed for wide operating frequency ranges. It offers features like overcurrent limiting and soft start.
Mfr Part #:

KA7552

Available from 2 distributors
Mfr Name: On Semiconductor
On Semiconductor
The KA7552 is an SMPS controller from On Semiconductor designed for wide operating frequency ranges. It offers features like overcurrent limiting and soft start.
✓ Total Stock: 577 pcs
$ Price Range: $0.99

KA7552 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
557 pcs
557 pcs On Request 1 On Request On Request 12+ On Request On Request
Non-Authorised Inventory information
20 pcs
20 pcs On Request 1 On Request On Request On Request On Request On Request

KA7552 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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KA7552 Description

Short technical summary and product information.

The KA7552 from On Semiconductor is a Pulse Width Modulation (PWM) controller designed for switching power supply (SMPS) applications. It operates over a wide frequency range from 5KHz to 600KHz.

 

Key internal circuits include pulse-by-pulse current limiting, overload protection, on/off control via an external trigger, internal Undervoltage Lockout (UVLO), low standby current, and a soft start circuit. It also features built-in drive circuits for direct connection to a Power MOSFET, capable of handling an output current of up to 1.5A.

 

The device is housed in an 8-pin DIP package and operates within a temperature range of -25°C to 85°C. Its maximum power dissipation is rated at 800mW at 25°C.

 

This SMPS controller is suitable for various power supply designs requiring efficient and reliable voltage regulation.

KA7552 Quick Information

Product Type: SMPS Controller
Canonical Name: KA7552 SMPS Controller

KA7552 Compliance

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

KA7552 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

KA7552 Features

  • Wide operating frequency range 5KHz to 600KHz.
  • Pulse-by-pulse overcurrent limiting.
  • Built-in drive circuits for Power MOSFET.
  • Low standby current typical 90uA.
  • Soft start circuit included.

KA7552 Applications

  • Switching power supply applications.
  • Power management circuits.
  • DC-DC converters.
  • Consumer electronics power supplies.

KA7552 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum supply voltage for the KA7552?

The maximum supply voltage for the KA7552 is 30V.

What is the maximum output current of the KA7552?

The KA7552 has a maximum output current of 1.5A.

What is the operating temperature range for the KA7552?

The KA7552 operates within a temperature range of -25°C to 85°C.

What is the typical standby current of the KA7552?

The typical standby current for the KA7552 is 90µA.

What package type is the KA7552 available in?

The KA7552 is available in a DIP package.

What is the maximum duty cycle for the KA7552?

The maximum duty cycle for the KA7552 is 70%.

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