Congratulations On Your Successful Submission
Submission Failure
KA5H0165R
Current-mode regulator
KA5H0165R
Current-mode regulator
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
WireTransfer
Paypal
CreditCard
WesternUnion
MoneyGram
Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
Example
Tape and Reel
Cut Tape
Tube or Tray
KA5H0165R DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The Fairchild Power Switch(FPS) product family is specially designed for an off-line SMPS with minimal external components. The Fairchild Power Switch(FPS) consist of high voltage power SenseFET and current mode PWM IC. Included PWM controller features integrated fixed oscillator, under voltage lock out, leading edge blanking, optimized gate turn-on/ turn-off driver, thermal shut down protection, over voltage protection, and temperature compensated precision current sources for loop compensation and fault protection circuitry compared to discrete MOSFET and controller or RCC switching converter solution, The Fairchild Power Switch(FPS) can reduce total component count, design size, weight and at the same time increase efficiency, productivity, and system reliability. It is well suited for cost effective design of flyback converters.Features • Precision Fixed Operating Frequency (100/67/50kHz ) • Low Start-up Current (Typ. 100uA) • Pulse by Pulse Current Limiting • Over Load Protection • Over Voltage Protection (Min. 25V) - except KA5H0165RVN • Internal Thermal Shutdown Function • Under Voltage Lockout • Internal High Voltage Sense FET • Auto-Restart Mode
Key Features
- Precision Fixed Operating Frequency (100/67/50kHz )
- Low Start-up Current (Typ. 100uA)
- Pulse by Pulse Current Limiting
- Over Load Protection
- Over Voltage Protection (Min. 25V)
- - except KA5H0165RVN
- Internal Thermal Shutdown Function
- Under Voltage Lockout
- Internal High Voltage Sense FET
- Auto-Restart Mode
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | Yes | Part Life Cycle Code | Obsolete |
| Part Package Code | TO-220F | Pin Count ! | 3 |
| Reach Compliance Code | ECCN Code | EAR99 | |
| HTS Code ! | 8541.29.00.95 | Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE | Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 30 V | JESD-30 Code | R-PSFM-T4 |
| Number of Functions | 1 | Number of Terminals | 4 |
| Operating Temperature-Max | 85 °C | Operating Temperature-Min | -25 °C |
| Output Current-Max | 0.67 A | Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SIP4,.1TB | Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT | Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status ! | Not Qualified | Surface Mount ! | NO |
| Switcher Configuration | BUCK | Switching Frequency-Max | 100 kHz |
| Temperature Grade ! | OTHER | Terminal Form ! | THROUGH-HOLE |
| Terminal Pitch ! | 2.54 mm | Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is KA5H0165R?
The KA5H0165R is a power switch IC designed by Fairchild Semiconductor. It is specifically designed for offline power supplies and provides high efficiency, low standby power, and overvoltage protection, making it suitable for a wide range of consumer and industrial applications.
How Does KA5H0165R Work?
The KA5H0165R operates as a power switch in offline power supply applications. It integrates a power MOSFET, a PWM controller, and overvoltage protection circuitry to regulate and protect the power supply. It features a built-in startup source and a jitter frequency modulation for improved EMI performance.
How Many Pins does KA5H0165R have and What are the Functions of the Pinout Configuration?
The KA5H0165R is housed in a 7-pin TO-220F package. The pinout configuration includes:
- 1. Drain (D): The high-voltage power MOSFET drain pin.
- 2. Source (S): The high-voltage power MOSFET source pin.
- 3. GATE (G): The high-voltage power MOSFET gate pin.
- 4. VFB (Voltage FeedBack): The feedback pin connected to the secondary side of the power supply transformer.
- 5. GND: The ground pin connected to the low-voltage side and control circuitry.
- 6. VCC: The supply voltage pin for the control circuitry.
- 7. Sense FET Source: The pin for sensing the current flow in the power switch.
What are the Pros and Cons of KA5H0165R?
Pros:
- High Efficiency: Provides high power conversion efficiency for energy-saving applications.
- Integrated Protection: Includes overvoltage protection for enhanced system reliability and safety.
- Low Standby Power: Minimizes standby power consumption, suitable for energy-efficient designs.
- Built-in Startup Source: Simplifies startup circuitry design and operation.
- Jitter Frequency Modulation: Improves EMI performance for reduced electromagnetic interference.
Cons:
- External Components: May require additional external components for specific application requirements.
- Design Complexity: Requires careful attention to layout and thermal considerations for optimum performance.
Are There Any Equivalents/Alternatives to KA5H0165R for Recommendation?
Alternatives to the KA5H0165R include the ICE3BR1765JZ from Infineon Technologies and the LNK626PG from Power Integrations.
Recommend Parts
-
![KA5Q0765RT]()
Switching Regulator, Current-mode, 5.6A, 22kHz Switching Freq-Max, BCDMOS, PZFM5, TO-220F, 5 PIN
Brand: FAIRCHILD Package/Case: TO-220
3,409 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![FSDM0265RN]()
7,817 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![FSEZ1317WAMY]()
5,742 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![FSEZ1317MY]()
FSEZ1317MY
$0.473 SOP-7 MOSFETs ROHS - Small Outline Package MOSFETs compliant with RoHS regulations."
Brand: FAIRCHILD Package/Case: SOP-7
5,123 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![FSEZ1016AMY]()
Primary-Side Regulation PWM with Power MOSFET Integrated, 7LD,SOIC,DEPOPULATED JEDEC MS-112, .150" NARROW BODY ( PIN 7 REMOVED), 2500/TAPE REEL
Brand: FAIRCHILD Package/Case: SOIC-7
5,163 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![FAN6755WMY]()
Switching Controller, Current-mode, 68kHz Switching Freq-Max, BICMOS, PDSO7, 0.150 INCH, GREEN, MS-012AA, SOIC-7
Brand: FAIRCHILD Package/Case: SOIC-7
4,867 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![FS7M0880YDTU]()
FS7M0880YDTU
$0.971 800V 66kHz AC-DC Controllers & Regulators TO-3P-5L 9V~30V
Brand: Onsemi Package/Case: TO3P-5
7,438 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
