Datasheet Linear Technology LT8645SEV#PBF

65V, 8A Synchronous Step-Down Silent Switcher 2 with 2.5µA Quiescent Current

Datasheets

PDF, 457 Kb, Language: en, File uploaded: Mar 27, 2018, Pages: 30
65V, 8A Synchronous Step-Down Silent Switcher 2 with 2.5μA Quiescent Current

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Architecture	Constant Frequency Current Mode
Demo Boards	DC2468A
Design Tools	LTspice Model
Export Control	no
Features	Low EMI, Silent Switcher 2 Architecture, Internal Bypass Caps, Resistor Set Frequency, External Synchronization, Burst Mode, Tracking, Power Good
Frequency	2200 kHz
Frequency Adjust Range	200kHz to 2.2MHz
Frequency Sync Range	200kHz to 2.2MHz
Integrated Inductor	no
Ishutdown	0.75 µA
Isupply	0.0017 mA
Max Phases	1
Monolithic	yes
Number of Outputs	1
Operating Temperature Range	0 to 85 °C
Output Current	8 A
Polyphase	no
Switch Current	14 A
Synchronous	yes
Topology	Buck
Topology 1	Buck
Vin Max	65 V
Vin Min	3.4 V
Vin Min Startup	3.4 V
Vout Max	64.35 V
Vout Maximum	0.99Vin
Vout Min	0.97 V
Vref Accuracy Over Temp	0.6 %

RoHS

Compliant

Series: LT8645S (2)

Power Management > Switching Regulator > Ultralow Noise Regulators
Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck

LT8645SEVPBF, LT8645SEV PBF