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LTC3788EUH#PBF - 32 QFN

LTC3788EUH#PBF

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Analog Devices

DC/DC CONTROLLER, SYNCHRONOUS BOOST, 4.5 TO 38V SUPPLY, 2 OUTPUT, 96% DUTY CYCLE, 760KHZ, QFN-EP-32

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LTC3788EUH#PBF - 32 QFN

LTC3788EUH#PBF

Active
Analog Devices

DC/DC CONTROLLER, SYNCHRONOUS BOOST, 4.5 TO 38V SUPPLY, 2 OUTPUT, 96% DUTY CYCLE, 760KHZ, QFN-EP-32

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Technical Specifications

Parameters and characteristics for this part

SpecificationLTC3788EUH#PBF
Clock SyncFalse
Control FeaturesCurrent Limit, Power Good, Soft Start, Frequency Control, Enable
Duty Cycle (Max) [Max]96 %
Frequency - Switching [Max]760 kHz
Frequency - Switching [Min]105 kHz
FunctionStep-Up
Mounting TypeSurface Mount
Number of Outputs2
Operating Temperature [Max]125 ¯C
Operating Temperature [Min]-40 °C
Output ConfigurationPositive
Output Phases2
Output TypeTransistor Driver
Supplier Device Package32-QFN (5x5)
Synchronous RectifierTrue
TopologyBoost
Voltage - Supply (Vcc/Vdd) [Max]38 V
Voltage - Supply (Vcc/Vdd) [Min]4.5 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyTube 1$ 11.72
10$ 8.23
25$ 7.33
100$ 6.32
250$ 5.84
500$ 5.54
1000$ 5.29
NewarkEach 1$ 11.13
10$ 7.61
25$ 7.02
50$ 6.44
146$ 5.86
292$ 5.43
511$ 5.29

Description

General part information

LTC3788 Series

The LTC3788 is a high performance 2-phase dual synchronous boost converter controller that drives all N-channel power MOSFETs. Synchronous rectification increases efficiency, reduces power losses and eases thermal requirements, allowing the LTC3788 to be used in high power boost applications.A constant-frequency current mode architecture allows a phase-lockable frequency of up to 850kHz. OPTI-LOOP®compensation allows the transient response to be optimized over a wide range of output capacitance and ESR values. The LTC3788 features a precision 1.2V reference and dual power good output indicators. A 4.5V to 38V input supply range encompasses a wide range of system architectures and battery chemistries.Independent SS pins for each controller ramp the output voltages during start-up. The PLLIN/MODE pin selects among Burst Mode®operation, pulse-skipping mode or continuous inductor current mode at light loads.For a leaded 28-lead SSOP package with a fixed current limit and one PGOOD output, without phase modulation or a clock output, see the LTC3788-1 data sheet.CLKOUT/PHASMDAdjustable Current SensePower GoodPackageLTC3788YesYes25 × 5 QFN-32LTC3788-1NoNo1SSOP-28ApplicationsIndustrialAutomotiveMedicalMilitary