Datasheet Linear Technology LTC3834-1 — 数据表

制造商	Linear Technology
系列	LTC3834-1

30µA I _Q同步降压控制器

数据表

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PDF, 300 Kb, 语言: en, 文件上传: Sep 23, 2017, 页数: 28
30μA IQ Synchronous Step-Down Controller

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	LTC3834EDHC-1#PBF	LTC3834EDHC-1#TRPBF	LTC3834EGN-1#PBF	LTC3834EGN-1#TRPBF	LTC3834IDHC-1#PBF	LTC3834IDHC-1#TRPBF	LTC3834IGN-1#PBF	LTC3834IGN-1#TRPBF
N	1	2	3	4	5	6	7	8
Package	5x3 DFN-16 包装外形图	5x3 DFN-16 包装外形图	SSOP-16 包装外形图	SSOP-16 包装外形图	5x3 DFN-16 包装外形图	5x3 DFN-16 包装外形图	SSOP-16 包装外形图	SSOP-16 包装外形图
Package Code	DHC	DHC	GN	GN	DHC	DHC	GN	GN
Package Index	05-08-1706	05-08-1706	05-08-1641 (GN16)	05-08-1641 (GN16)	05-08-1706	05-08-1706	05-08-1641 (GN16)	05-08-1641 (GN16)
Pin Count	16	16	16	16	16	16	16	16

参数化

Parameters / Models	LTC3834EDHC-1#PBF	LTC3834EDHC-1#TRPBF	LTC3834EGN-1#PBF	LTC3834EGN-1#TRPBF	LTC3834IDHC-1#PBF	LTC3834IDHC-1#TRPBF	LTC3834IGN-1#PBF	LTC3834IGN-1#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode
Demo Boards	DC1346A	DC1346A	DC1346A	DC1346A	DC1346A	DC1346A	DC1346A	DC1346A
Design Tools	LTspice Model	LTspice Model	LTspice Model	LTspice Model	LTspice Model	LTspice Model	LTspice Model	LTspice Model
Export Control	no	no	no	no	no	no	no	no
Features	Burst Mode, External Synchronization, PLL, Tracking	Burst Mode, External Synchronization, PLL, Tracking	Burst Mode, External Synchronization, PLL, Tracking	Burst Mode, External Synchronization, PLL, Tracking	Burst Mode, External Synchronization, PLL, Tracking	Burst Mode, External Synchronization, PLL, Tracking	Burst Mode, External Synchronization, PLL, Tracking	Burst Mode, External Synchronization, PLL, Tracking
Frequency, kHz	650	650	650	650	650	650	650	650
Frequency Sync Range	140kHz - 650kHz	140kHz - 650kHz	140kHz - 650kHz	140kHz - 650kHz	140kHz - 650kHz	140kHz - 650kHz	140kHz - 650kHz	140kHz - 650kHz
Integrated Inductor	no	no	no	no	no	no	no	no
Ishutdown, µA	4	4	4	4	4	4	4	4
Isupply, mA	.03	.03	.03	.03	.03	.03	.03	.03
Max Phases	1, 2	1, 2	1, 2	1, 2	1, 2	1, 2	1, 2	1, 2
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	Rsense	Rsense	Rsense	Rsense	Rsense	Rsense	Rsense
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	36	36	36	36	36	36	36	36
Vin Min, V	4	4	4	4	4	4	4	4
Vout Max, V	5	5	5	5	5	5	5	5
Vout Maximum	5V	5V	5V	5V	5V	5V	5V	5V
Vout Min, V	0.8	0.8	0.8	0.8	0.8	0.8	0.8	0.8
Vref Accuracy Over Temp, %	1	1	1	1	1	1	1	1

生态计划

	LTC3834EDHC-1#PBF	LTC3834EDHC-1#TRPBF	LTC3834EGN-1#PBF	LTC3834EGN-1#TRPBF	LTC3834IDHC-1#PBF	LTC3834IDHC-1#TRPBF	LTC3834IGN-1#PBF	LTC3834IGN-1#TRPBF
RoHS	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant

模型线

系列: LTC3834-1 (8)

LTC3834EDHC-1#PBF LTC3834EDHC-1#TRPBF LTC3834EGN-1#PBF LTC3834EGN-1#TRPBF LTC3834IDHC-1#PBF LTC3834IDHC-1#TRPBF LTC3834IGN-1#PBF LTC3834IGN-1#TRPBF

制造商分类

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