Part Details for UC1843L by Rochester Electronics LLC
Overview of UC1843L by Rochester Electronics LLC
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (10 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Part Details for UC1843L
UC1843L CAD Models
UC1843L Part Data Attributes
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UC1843L
Rochester Electronics LLC
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Datasheet
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UC1843L
Rochester Electronics LLC
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BICMOS, CQCC20, CERAMIC, LCC-20
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Pbfree Code | No | |
Rohs Code | No | |
Part Life Cycle Code | Contact Manufacturer | |
Ihs Manufacturer | ROCHESTER ELECTRONICS LLC | |
Part Package Code | QLCC | |
Package Description | QCCN, | |
Pin Count | 20 | |
Reach Compliance Code | unknown | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Analog IC - Other Type | SWITCHING CONTROLLER | |
Control Mode | CURRENT-MODE | |
Control Technique | PULSE WIDTH MODULATION | |
Input Voltage-Max | 25 V | |
Input Voltage-Min | 8.2 V | |
Input Voltage-Nom | 15 V | |
JESD-30 Code | S-CQCC-N20 | |
Length | 8.89 mm | |
Number of Functions | 1 | |
Number of Terminals | 20 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -55 °C | |
Output Current-Max | 1 A | |
Output Voltage-Nom | 5 V | |
Package Body Material | CERAMIC, METAL-SEALED COFIRED | |
Package Code | QCCN | |
Package Shape | SQUARE | |
Package Style | CHIP CARRIER | |
Peak Reflow Temperature (Cel) | NOT SPECIFIED | |
Seated Height-Max | 2.03 mm | |
Surface Mount | YES | |
Switcher Configuration | SINGLE | |
Switching Frequency-Max | 500 kHz | |
Technology | BICMOS | |
Temperature Grade | MILITARY | |
Terminal Form | NO LEAD | |
Terminal Pitch | 1.27 mm | |
Terminal Position | QUAD | |
Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
Width | 8.89 mm |
Alternate Parts for UC1843L
This table gives cross-reference parts and alternative options found for UC1843L. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of UC1843L, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Description | Manufacturer | Compare |
---|---|---|---|
5962-8670406V2X | 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20 | Texas Instruments | UC1843L vs 5962-8670406V2X |
UC1843L883B | Current Mode PWM Controller 20-LCCC -55 to 125 | Texas Instruments | UC1843L vs UC1843L883B |
5962-8670402XA | Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CQCC20, | Unitrode Corp (RETIRED) | UC1843L vs 5962-8670402XA |
SG1843L/DESC | Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CQCC20 | Microchip Technology Inc | UC1843L vs SG1843L/DESC |
5962-8670406VXA | Radiation-tolerant QMLV, enhanced 30-V input, 1-A 500-kHz PWM controller, 100% duty cycle 20-LCCC -55 to 125 | Texas Instruments | UC1843L vs 5962-8670406VXA |
UC1843L/883BC | Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CQCC20, | Unitrode Corporation | UC1843L vs UC1843L/883BC |
UC1843L/883BC | Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CQCC20, | Unitrode Corp (RETIRED) | UC1843L vs UC1843L/883BC |
5962-8670402VXA | Radiation-tolerant QMLV, 30-V input, 1-A single-output 500-kHz PWM controller, 100% duty cycle 20-LCCC -55 to 125 | Texas Instruments | UC1843L vs 5962-8670402VXA |
5962-86704022A | Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CQCC20 | Microchip Technology Inc | UC1843L vs 5962-86704022A |
5962-8670406V2A | 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20 | Texas Instruments | UC1843L vs 5962-8670406V2A |