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MC44603AP
MC44603AP utilizes mix frequency mode for efficient PWM control
Brands: Onsemi
Mfr.Part #: MC44603AP
Datasheet: MC44603AP Datasheet (PDF)
Package/Case: PDIP-16
Product Type: Switching Controllers
RoHS Status:
Stock Condition: 9458 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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Add To BomMC44603AP General Description
The MC44603AP is a voltage mode PWM controller designed for offline flyback converters. It operates over a wide input voltage range of 8V to 40V, making it suitable for a variety of different applications. This controller features a frequency jittering function to reduce EMI emissions, making it compliant with various regulatory standards. It also has built-in thermal shutdown and overvoltage protection for added safety and reliability.The MC44603AP has a maximum duty cycle of 50% and a maximum operating frequency of 250 kHz. It is capable of providing up to 90% efficiency in flyback converter designs.In terms of packaging, the MC44603AP comes in a DIP-8 package, making it easy to integrate into PCB designs. It also has a wide operating temperature range of -40°C to 105°C, allowing it to perform reliably in various environmental conditions.
Features
- Quasi-resonant PWM controller
- Low standby power consumption
- Internal start-up circuit
- Over voltage protection
- Over current protection
- Internal high voltage sense FET
- Soft start function
- Adjustable over load protection
- Under voltage lockout
Application
- Switch-Mode Power Supplies
- LED backlighting systems
- Battery chargers
- Motor control
- Home appliances
- Industrial control systems
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Category | Switching Controllers | RoHS | Details |
| Minimum Operating Temperature | - 25 C | Maximum Operating Temperature | + 85 C |
| Mounting Style | Through Hole | Package / Case | PDIP-16 |
| Brand | onsemi | Operating Supply Voltage | 18 V |
| Product Type | Switching Controllers | Factory Pack Quantity | 500 |
| Subcategory | PMIC - Power Management ICs | Type | Current Mode PWM Controller |
| Unit Weight | 0.057419 oz |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The MC44603AP is a voltage-mode PWM controller IC designed for use in switch mode power supplies. It features a programmable oscillator for adjustable frequency, cycle-by-cycle current limiting, and a soft-start function for providing controlled startup of the circuit. The chip is commonly used in applications such as LED drivers, battery chargers, and AC/DC converters.
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Equivalent
The equivalent products of MC44603AP chip are UC3843A, UC3842B, UC3843B, and TL3842P. These devices are all high-performance current-mode controllers used for various power supply applications. -
Features
1. Highly integrated circuit designed for driving LED lamps 2. Built-in overvoltage protection 3. Wide voltage input range (up to 120V) 4. Regulated output current 5. Adjustable overvoltage protection threshold 6. Low standby power (<50mW) 7. Automatic thermal protection (Note: specific features may vary based on manufacturer specifications) -
Pinout
The MC44603AP is an 8-pin integrated circuit used for offline power supply controllers. It features functions such as fixed-frequency pulse-width modulation, active-low power good output, and overcurrent protection. The pinout includes VCC, GND, FB, COMP, VCCP, CS, RT, and OUT. -
Manufacturer
The manufacturer of the MC44603AP is ON Semiconductor. ON Semiconductor is a multinational semiconductor supplier that designs, manufactures, and sells a wide range of products such as power management and sensor solutions for various applications including automotive, industrial, and consumer electronics. -
Application Field
The MC44603AP is a voltage mode PWM controller specifically designed for switch-mode power supply applications such as offline flyback, forward, and push-pull converters. It is commonly used in consumer electronics, industrial power supplies, lighting, and automotive applications. -
Package
The MC44603AP chip is packaged in a PDIP-7 form factor. It is available in a standard tube packaging with a size of 95 units.
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