Datasheet Linear Technology LTC3826-1 — 数据表

制造商	Linear Technology
系列	LTC3826-1

30µA I _Q ，双路，两相同步降压控制器

数据表

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PDF, 438 Kb, 语言: en, 文件上传: Sep 23, 2017, 页数: 32
30µA IQ, Dual, 2-Phase Synchronous Step-Down Controller

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打包

	LTC3826EG-1#PBF	LTC3826EG-1#TRPBF	LTC3826IG-1#PBF	LTC3826IG-1#TRPBF
N	1	2	3	4
Package	SSOP-28 包装外形图	SSOP-28 包装外形图	SSOP-28 包装外形图	SSOP-28 包装外形图
Package Code	G	G	G	G
Package Index	05-08-1640 (G28)	05-08-1640 (G28)	05-08-1640 (G28)	05-08-1640 (G28)
Pin Count	28	28	28	28

参数化

Parameters / Models	LTC3826EG-1#PBF	LTC3826EG-1#TRPBF	LTC3826IG-1#PBF	LTC3826IG-1#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode
Design Tools	LTspice Model	LTspice Model	LTspice Model	LTspice Model
Export Control	no	no	no	no
Features	PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking	PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking	PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking	PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking
Frequency, kHz	530	530	530	530
Frequency Adjust Range	250kHz - 530kHz	250kHz - 530kHz	250kHz - 530kHz	250kHz - 530kHz
Frequency Sync Range	140kHz - 650kHz	140kHz - 650kHz	140kHz - 650kHz	140kHz - 650kHz
Integrated Inductor	no	no	no	no
Ishutdown, µA	4	4	4	4
Isupply, mA	.03	.03	.03	.03
Max Phases	2	2	2	2
Monolithic	no	no	no	no
Number of Outputs	2	2	2	2
Operating Temperature Range, °C	0 to 85	0 to 85	-40 to 85	-40 to 85
Output Current, A	25	25	25	25
Output Current 2, A	25	25	25	25
Polyphase	yes	yes	yes	yes
Sense Resistor	Rsense	Rsense	Rsense	Rsense
Switch Current, A	25	25	25	25
Switch Current 2, A	25	25	25	25
Synchronous	yes	yes	yes	yes
Topology	Buck	Buck	Buck	Buck
Topology 1	Buck	Buck	Buck	Buck
Topology 2	Buck	Buck	Buck	Buck
Vin Max, V	36	36	36	36
Vin Min, V	4	4	4	4
Vout Max, V	10	10	10	10
Vout Maximum	10V	10V	10V	10V
Vout Min, V	0.8	0.8	0.8	0.8
Vout Min 2, V	0.8	0.8	0.8	0.8
Vref Accuracy Over Temp, %	1	1	1	1

生态计划

	LTC3826EG-1#PBF	LTC3826EG-1#TRPBF	LTC3826IG-1#PBF	LTC3826IG-1#TRPBF
RoHS	Compliant	Compliant	Compliant	Compliant

模型线

系列: LTC3826-1 (4)

LTC3826EG-1#PBF LTC3826EG-1#TRPBF LTC3826IG-1#PBF LTC3826IG-1#TRPBF

制造商分类

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