UC1843A-DIE

Name: UC1843A-DIE
Brand: TI
SKU: UC1843A-DIE
Price: 366.45 USD

現行

採用 DIE 的航太級、30-V 輸入、1-A 單輸出、500-kHz PWM 控制器

立即訂購

產品規格表

document-pdfAcrobat Current-Mode PWM Controller, UC1843A-DIE datasheet (英文)

UC1843A-DIE

現行

產品規格表

立即訂購

產品詳細資料

Vin (max) (V)

Operating temperature range (°C)

25 to 25

Control mode

Current

Topology

Boost, Flyback, Forward

Rating

Space

Features

Error amplifier, Multi-topology

Duty cycle (max) (%)

100

Vin (max) (V)

Operating temperature range (°C)

25 to 25

Control mode

Current

Topology

Boost, Flyback, Forward

Rating

Space

Features

Error amplifier, Multi-topology

Duty cycle (max) (%)

100

DIESALE (TD)

—

See data sheet

Rad-Tolerant: 30 kRad (Si) TID⁽¹⁾
Optimized for Offline and DC-to-DC Converters
Low Start-Up Current
Trimmed Oscillator Discharge Current
Automatic Feed Forward Compensation
Pulse-by-Pulse Current Limiting
Enhanced Load Response Characteristics
Undervoltage Lockout With Hysteresis
Double-Pulse Suppression
High-Current Totem-Pole Output
Internally Trimmed Bandgap Reference
Low R_O Error Amplifier

⁽¹⁾ Radiation tolerance is a typical value based upon initial device qualification with dose rate = 10 mrad/sec. Radiation Lot Acceptance Testing is available - contact factory for details.

Rad-Tolerant: 30 kRad (Si) TID⁽¹⁾
Optimized for Offline and DC-to-DC Converters
Low Start-Up Current
Trimmed Oscillator Discharge Current
Automatic Feed Forward Compensation
Pulse-by-Pulse Current Limiting
Enhanced Load Response Characteristics
Undervoltage Lockout With Hysteresis
Double-Pulse Suppression
High-Current Totem-Pole Output
Internally Trimmed Bandgap Reference
Low R_O Error Amplifier

⁽¹⁾ Radiation tolerance is a typical value based upon initial device qualification with dose rate = 10 mrad/sec. Radiation Lot Acceptance Testing is available - contact factory for details.

The UC1843A-DIE is a pin for pin compatible improved version of the UC1843-DIE. Providing the necessary features to control current-mode switched-mode power supplies.

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	類型	標題		日期
*	Data sheet	Current-Mode PWM Controller, UC1843A-DIE datasheet		2013年 7月 30日
	Selection guide	TI Space Products (Rev. J)		2024年 2月 12日
	Application brief	Controlling Input Power for Present and Next-Generation Power Controllers	PDF \| HTML	2020年 12月 14日
	E-book	Radiation Handbook for Electronics (Rev. A)		2019年 5月 21日
	Application note	UCC38C42 Family of High-Speed BiCMOS Current-Mode PWM Controllers		2002年 2月 7日
	Application note	DN-26 UC3842A Low-Cost Start-up and Fault Protection Circuit		1999年 9月 5日
	Application note	DN-27 UC1842/UC1842A Family - Summary of Functional Differences		1999年 9月 5日
	Application note	DN-29 UC3842A Family - Frequency Foldback Technique Provides Protection		1999年 9月 5日
	Application note	DN-30 Programmable Electronic Circuit Breaker		1999年 9月 5日
	Application note	DN-40 The Effects of Oscillator Discharge Current Variations on Maximum Duty		1999年 9月 5日
	Application note	DN-62 Switching Power Supply Topology Voltage Mode vs. Current Mode		1999年 9月 5日
	Application note	DN-65 Considerations in Powering BiCMOS ICs		1999年 9月 5日
	Application note	DN-89 Comparing the UC3842, UCC3802, and UCC3809 Primary Side PWM Controllers		1999年 9月 5日
	Application note	Modeling, Analysis and Compensation of the Current-Mode Converter		1999年 9月 5日
	Application note	U-100A UC3842/3/4/5 Provides Low-Cost Current-Mode Control		1999年 9月 5日
	Application note	U-111, Practical Considerations in Current Mode Power Supplies		1999年 9月 5日