onsemi 1 PWM Controller, 65 kHz 35 V 7-Pin, SOIC

Subtotal (1 reel of 2500 units)*

Kr. 10 125,00

(exc. VAT)

Kr. 12 650,00

(inc. VAT)

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Units
Per unit
Per Reel*
2500 +Kr. 4,05Kr. 10 125,00

*price indicative

RS Stock No.:
178-4344
Mfr. Part No.:
NCP1239JD65R2G
Brand:
onsemi
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Brand

onsemi

Maximum Switching Frequency

65kHz

Product Type

PWM Controller

Start-up Supply Current

0.5mA

Output Voltage

16 V

Supply Current

1.4mA

Zero Power Detection

No

Output Current

500mA

Number of Outputs

1

Mount Type

Surface

Package Type

SOIC

Minimum Supply Voltage

8V

Pin Count

7

Maximum Supply Voltage

35V

Topology

Flyback

Minimum Operating Temperature

-40°C

Maximum Duty Cycle

84%

Maximum Operating Temperature

150°C

PWM Controller Type

Current Mode

Length

5mm

Series

NCP1239

Standards/Approvals

RoHS, Pb-Free

Width

4 mm

Height

1.5mm

Automotive Standard

No

COO (Country of Origin):
PH
The NCP1239 is a fixed-frequency current-mode controller featuring a high-voltage start-up current source to provide a quick and lossless power-on sequence. This function greatly simplifies the design of the auxiliary supply and the VCC capacitor by activating the internal start-up current source to supply the controller during start-up, transients, latch, stand-by etc. With a supply range up to 35 V, the controller hosts a jittered 65 or 100-kHz switching circuitry operated in peak current mode control.

Fixed-Frequency 65-kHz or 100-kHz Current-Mode Control Operation

Frequency Foldback Down to 26 kHz and Skip Mode to Maximize Performance in Light Load Conditions

Adjustable Over Power Protection (OPP) Circuit

High-Voltage Current Source with Brown-Out (BO) Detection

Internal Slope Compensation

Internal Fixed Soft-Start

Frequency Jittering in Normal and Frequency Foldback Modes

64-ms Timer-Based Short-Circuit Protection with Auto-Recovery or Latched Operation

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