UC1843LQMLV datasheet, PDF - EEWORLD Datasheet

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UC1843LQMLV: DescriptionIC 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20, Switching Regulator or Controller; CategoryPower/power management The power supply circuit; File Size431KB，8 Pages; ManufacturerTexas Instruments; Websitehttp://www.ti.com.cn/

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UC1843LQMLV Overview

IC 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20, Switching Regulator or Controller

UC1843LQMLV Parametric

Parameter Name	Attribute value
Maker	Texas Instruments
Parts packaging code	QLCC
package instruction	QCCN, LCC20,.35SQ
Contacts	20
Reach Compliance Code	unknown
ECCN code	EAR99
Analog Integrated Circuits - Other Types	SWITCHING CONTROLLER
control mode	CURRENT-MODE
Control Technology	PULSE WIDTH MODULATION
Maximum input voltage	25 V
Minimum input voltage	8.2 V
Nominal input voltage	15 V
JESD-30 code	S-CQCC-N20
length	8.89 mm
Number of functions	1
Number of terminals	20
Maximum operating temperature	125 °C
Minimum operating temperature	-55 °C
Maximum output current	1 A
Package body material	CERAMIC, METAL-SEALED COFIRED
encapsulated code	QCCN
Encapsulate equivalent code	LCC20,.35SQ
Package shape	SQUARE
Package form	CHIP CARRIER
Certification status	Not Qualified
Filter level	MIL-PRF-38535 Class V
Maximum seat height	2.03 mm
surface mount	YES
Switch configuration	SINGLE
Maximum switching frequency	500 kHz
technology	BIPOLAR
Temperature level	MILITARY
Terminal form	NO LEAD
Terminal pitch	1.27 mm
Terminal location	QUAD
width	8.89 mm

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Description	IC 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20, Switching Regulator or Controller	1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CDIP8, CERAMIC, DIP-8	1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20	IC 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CDIP8, CERAMIC, DIP-8, Switching Regulator or Controller	1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CDIP8, CERAMIC, DIP-8	IC 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20, Switching Regulator or Controller	1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20	1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CDIP8, CERAMIC, DIP-8	1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20
Maker	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Parts packaging code	QLCC	DIP	QLCC	DIP	DIP	QLCC	QLCC	DIP	QLCC
package instruction	QCCN, LCC20,.35SQ	CERAMIC, DIP-8	QCCN, LCC20,.35SQ	DIP, DIP8,.3	DIP, DIP8,.3	CERAMIC, LCC-20	QCCN, LCC20,.35SQ	DIP, DIP8,.3	QCCN, LCC20,.35SQ
Contacts	20	8	20	8	8	20	20	8	20
Reach Compliance Code	unknown	unknown	not_compliant	unknown	unknown	unknown	unknown	unknown	_compli
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99
Analog Integrated Circuits - Other Types	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER
control mode	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE
Control Technology	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION
Maximum input voltage	25 V	25 V	30 V	25 V	25 V	25 V	25 V	25 V	30 V
Minimum input voltage	8.2 V	8.2 V	12 V	8.2 V	11 V	8.2 V	11 V	11 V	12 V
Nominal input voltage	15 V	15 V	15 V	15 V	15 V	15 V	15 V	15 V	15 V
JESD-30 code	S-CQCC-N20	R-GDIP-T8	S-CQCC-N20	R-GDIP-T8	R-GDIP-T8	S-CQCC-N20	S-CQCC-N20	R-GDIP-T8	S-CQCC-N20
length	8.89 mm	9.58 mm	8.89 mm	9.58 mm	9.58 mm	8.89 mm	8.89 mm	9.58 mm	8.89 mm
Number of functions	1	1	1	1	1	1	1	1	1
Number of terminals	20	8	20	8	8	20	20	8	20
Maximum operating temperature	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C
Minimum operating temperature	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C
Maximum output current	1 A	1 A	1 A	1 A	1 A	1 A	1 A	1 A	1 A
Package body material	CERAMIC, METAL-SEALED COFIRED	CERAMIC, GLASS-SEALED	CERAMIC, METAL-SEALED COFIRED	CERAMIC, GLASS-SEALED	CERAMIC, GLASS-SEALED	CERAMIC, METAL-SEALED COFIRED	CERAMIC, METAL-SEALED COFIRED	CERAMIC, GLASS-SEALED	CERAMIC, METAL-SEALED COFIRED
encapsulated code	QCCN	DIP	QCCN	DIP	DIP	QCCN	QCCN	DIP	QCCN
Encapsulate equivalent code	LCC20,.35SQ	DIP8,.3	LCC20,.35SQ	DIP8,.3	DIP8,.3	LCC20,.35SQ	LCC20,.35SQ	DIP8,.3	LCC20,.35SQ
Package shape	SQUARE	RECTANGULAR	SQUARE	RECTANGULAR	RECTANGULAR	SQUARE	SQUARE	RECTANGULAR	SQUARE
Package form	CHIP CARRIER	IN-LINE	CHIP CARRIER	IN-LINE	IN-LINE	CHIP CARRIER	CHIP CARRIER	IN-LINE	CHIP CARRIER
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
Filter level	MIL-PRF-38535 Class V	MIL-PRF-38535 Class V	MIL-PRF-38535 Class V	MIL-PRF-38535 Class V	MIL-PRF-38535 Class V	MIL-PRF-38535 Class V	MIL-PRF-38535 Class V	MIL-PRF-38535 Class V	MIL-PRF-38535 Class V
Maximum seat height	2.03 mm	5.08 mm	2.03 mm	5.08 mm	5.08 mm	2.03 mm	2.03 mm	5.08 mm	2.03 mm
surface mount	YES	NO	YES	NO	NO	YES	YES	NO	YES
Switch configuration	SINGLE	SINGLE	SINGLE	SINGLE	SINGLE	SINGLE	SINGLE	SINGLE	SINGLE
Maximum switching frequency	500 kHz	500 kHz	500 kHz	500 kHz	500 kHz	500 kHz	500 kHz	500 kHz	500 kHz
technology	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR
Temperature level	MILITARY	MILITARY	MILITARY	MILITARY	MILITARY	MILITARY	MILITARY	MILITARY	MILITARY
Terminal form	NO LEAD	THROUGH-HOLE	NO LEAD	THROUGH-HOLE	THROUGH-HOLE	NO LEAD	NO LEAD	THROUGH-HOLE	NO LEAD
Terminal pitch	1.27 mm	2.54 mm	1.27 mm	2.54 mm	2.54 mm	1.27 mm	1.27 mm	2.54 mm	1.27 mm
Terminal location	QUAD	DUAL	QUAD	DUAL	DUAL	QUAD	QUAD	DUAL	QUAD
width	8.89 mm	7.62 mm	8.89 mm	7.62 mm	7.62 mm	8.89 mm	8.89 mm	7.62 mm	8.89 mm

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