Datasheet Linear Technology LTC3548AIMSE#TRPBF — 数据表

双路同步400mA / 800mA，2.25MHz降压DC / DC稳压器

数据表

PDF, 255 Kb, 语言: en, 文件上传: Sep 22, 2017, 页数: 20
Dual Synchronous 400mA/800mA, 2.25MHz Step-Down DC/DC Regulator

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Architecture	Constant Frequency Current Mode
Design Tools	LTspice Model
Export Control	no
Features	Burst Mode, External Synchronization, 100% Duty Cycle
Frequency	2250 kHz
Frequency Sync Range	1.8MHz - 2.7MHz
Integrated Inductor	no
Ishutdown	0.1 µA
Isupply	0.04 mA
Max Phases	1
Monolithic	yes
Number of Outputs	2
Operating Temperature Range	-40 to 85 °C
Output Current	0.8 A
Output Current 2	0.4 A
Polyphase	no
Switch Current	1.2 A
Switch Current 2	0.7 A
Synchronous	yes
Topology	Buck
Topology 1	Buck
Topology 2	Buck
Vin Max	5.5 V
Vin Min	2.5 V
Vout Max	5 V
Vout Maximum	Vin
Vout Min	0.6 V
Vout Min 2	0.6 V
Vref Accuracy Over Temp	2 %

RoHS

Compliant

系列: LTC3548A (8)

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

LTC3548AIMSETRPBF, LTC3548AIMSE TRPBF