Datasheet Linear Technology LTC3823 — 数据表

制造商	Linear Technology
系列	LTC3823

具有差分输出检测，跟踪和PLL的快速无传感降压同步DC / DC控制器

数据表

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PDF, 315 Kb, 语言: en, 文件上传: Sep 23, 2017, 页数: 26
Fast No RSENSE Step-Down Synchronous DC/DC Controller with Differential Output Sensing, Tracking and PLL

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	LTC3823EGN#PBF	LTC3823EGN#TRPBF	LTC3823EUH#PBF	LTC3823EUH#TRPBF	LTC3823IGN#PBF	LTC3823IGN#TRPBF	LTC3823IUH#PBF	LTC3823IUH#TRPBF
N	1	2	3	4	5	6	7	8
Package	SSOP-28 包装外形图	SSOP-28 包装外形图	5x5 QFN-32 包装外形图	5x5 QFN-32 包装外形图	SSOP-28 包装外形图	SSOP-28 包装外形图	5x5 QFN-32 包装外形图	5x5 QFN-32 包装外形图
Package Code	GN	GN	UH	UH	GN	GN	UH	UH
Package Index	05-08-1641 (GN28)	05-08-1641 (GN28)	05-08-1693	05-08-1693	05-08-1641 (GN28)	05-08-1641 (GN28)	05-08-1693	05-08-1693
Pin Count	28	28	32	32	28	28	32	32

参数化

Parameters / Models	LTC3823EGN#PBF	LTC3823EGN#TRPBF	LTC3823EUH#PBF	LTC3823EUH#TRPBF	LTC3823IGN#PBF	LTC3823IGN#TRPBF	LTC3823IUH#PBF	LTC3823IUH#TRPBF
Architecture	Constant On-Time Valley Current Mode	Constant On-Time Valley Current Mode	Constant On-Time Valley Current Mode	Constant On-Time Valley Current Mode	Constant On-Time Valley Current Mode	Constant On-Time Valley Current Mode	Constant On-Time Valley Current Mode	Constant On-Time Valley Current Mode
Demo Boards	DC1021A	DC1021A	DC1021A	DC1021A	DC1021A	DC1021A	DC1021A	DC1021A
Design Tools	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File
Export Control	no	no	no	no	no	no	no	no
Features	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency	No Rsense, Tracking, Differential Remote Sense, PLL, External Synchronization, Resistor Set Frequency
Frequency, kHz	1000	1000	1000	1000	1000	1000	1000	1000
Frequency Adjust Range	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz
Frequency Sync Range	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz	100kHz - 1MHz
Integrated Inductor	no	no	no	no	no	no	no	no
Ishutdown, µA	30	30	30	30	30	30	30	30
Isupply, mA	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.4
Max Phases	1	1	1	1	1	1	1	1
Monolithic	no	no	no	no	no	no	no	no
Number of Outputs	1	1	1	1	1	1	1	1
Operating Temperature Range, °C	0 to 85	0 to 85	0 to 85	0 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85
Output Current, A	25	25	25	25	25	25	25	25
Polyphase	no	no	no	no	no	no	no	no
Sense Resistor	Rsense, None	Rsense, None	Rsense, None	Rsense, None	Rsense, None	Rsense, None	Rsense, None	Rsense, None
Switch Current, A	25	25	25	25	25	25	25	25
Synchronous	yes	yes	yes	yes	yes	yes	yes	yes
Topology	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck
Vin Max, V	30	30	30	30	30	30	30	30
Vin Min, V	4.5	4.5	4.5	4.5	4.5	4.5	4.5	4.5
Vout Max, V	27	27	27	27	27	27	27	27
Vout Maximum	.9Vin	.9Vin	.9Vin	.9Vin	.9Vin	.9Vin	.9Vin	.9Vin
Vout Min, V	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6
Vref Accuracy Over Temp, %	0.67	0.67	0.67	0.67	0.67	0.67	0.67	0.67

生态计划

	LTC3823EGN#PBF	LTC3823EGN#TRPBF	LTC3823EUH#PBF	LTC3823EUH#TRPBF	LTC3823IGN#PBF	LTC3823IGN#TRPBF	LTC3823IUH#PBF	LTC3823IUH#TRPBF
RoHS	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant

模型线

系列: LTC3823 (8)

LTC3823EGN#PBF LTC3823EGN#TRPBF LTC3823EUH#PBF LTC3823EUH#TRPBF LTC3823IGN#PBF LTC3823IGN#TRPBF LTC3823IUH#PBF LTC3823IUH#TRPBF

制造商分类

Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers