PolyPhase® Series, DC DC Switching Controllers

Results:
330
Manufacturer
Series
Control Features
Frequency - Switching
Voltage - Supply (Vcc/Vdd)
Supplier Device Package
Package / Case
Duty Cycle (Max)
Operating Temperature
Output Phases
Topology
Number of Outputs
Function
Serial Interfaces
Synchronous Rectifier
Output Type
Mounting Type
Clock Sync
Output Configuration
Grade
Qualification
Results remaining330
Applied Filters:
PolyPhase®
Select
ImageProduct DetailPriceAvailabilityECAD ModelMounting TypeOperating TemperaturePackage / CaseSupplier Device PackageSerial InterfacesGradeTopologySeriesFunctionOutput ConfigurationOutput TypeNumber of OutputsSynchronous RectifierOutput PhasesVoltage - Supply (Vcc/Vdd)Frequency - SwitchingDuty Cycle (Max)Clock SyncControl FeaturesQualification
LTC3868EUH#PBF
IC REG CTRLR BUCK 32QFN
5+
$5.2817
10+
$4.9296
15+
$4.7535
Quantity
35,596 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 85°C (TA)
32-WFQFN Exposed Pad
32-QFN (5x5)
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4V ~ 24V
105kHz ~ 835kHz, 350kHz ~ 535kHz
99.4%
No
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start
-
LTC3882IUJ#PBF
IC REG CTRLR BUCK PMBUS 40QFN
5+
$42.2535
10+
$39.4366
15+
$38.0282
Quantity
31,044 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
40-WFQFN Exposed Pad
40-QFN (6x6)
I²C, PMBus
-
Buck
PolyPhase®
Step-Down
Positive
PWM Signal
2
No
2
3V ~ 13.8V
500kHz
87.5%
Yes
Enable, Phase Control
-
LTC3890IUH#TRPBF
IC REG CTRLR BUCK/SEPIC 32QFN
5+
$46.4789
10+
$43.3803
15+
$41.8310
Quantity
25,000 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
32-WFQFN Exposed Pad
32-QFN (5x5)
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4V ~ 60V
105kHz ~ 835kHz, 350kHz ~ 535kHz
99%
No
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
-
LTC3855IUJ#TRPBF
5+
$81.3380
10+
$75.9155
15+
$73.2042
Quantity
12,000 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
40-WFQFN Exposed Pad
40-QFN (6x6)
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4.5V ~ 38V
250kHz ~ 770kHz
95%
No
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
-
LTC3787EGN#TRPBF
IC REG CTRLR BOOST 28SSOP
5+
$17.9577
10+
$16.7606
15+
$16.1620
Quantity
10,000 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
28-SSOP (0.154", 3.90mm Width)
28-SSOP
-
-
Boost
PolyPhase®
Step-Up
Positive
Transistor Driver
2
Yes
2
4.5V ~ 38V
105kHz ~ 760kHz
96%
No
Current Limit, Enable, Frequency Control, Power Good, Soft Start
-
LTC3787EUFD#TRPBF
5+
$6.3380
10+
$5.9155
15+
$5.7042
Quantity
8,900 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
28-WFQFN Exposed Pad
28-QFN (4x5)
-
-
Boost
PolyPhase®
Step-Up
Positive
Transistor Driver
2
Yes
2
4.5V ~ 38V
105kHz ~ 760kHz
96%
No
Current Limit, Enable, Frequency Control, Power Good, Soft Start
-
LTC3874EUFD#PBF
5+
$8.0282
10+
$7.4930
15+
$7.2254
Quantity
8,385 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
28-WFQFN Exposed Pad
28-QFN (4x5)
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4.5V ~ 38V
250kHz ~ 1MHz
-
Yes
Current Limit, Enable, Frequency Control, Phase Control
-
LTC3886EUKG#TRPBF
IC REG CTRLR BUCK PMBUS 52QFN
5+
$31.6901
10+
$29.5775
15+
$28.5211
Quantity
8,014 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
52-WFQFN, 46 Leads, Exposed Pad
52-QFN (7x8)
I²C, PMBus
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4.5V ~ 60V
100kHz ~ 750kHz
-
Yes
Enable, Frequency Control, Phase Control, Power Good
-
LTC3839IUH#PBF
IC REG CTRLR BUCK 32QFN
5+
$29.5775
10+
$27.6056
15+
$26.6197
Quantity
6,000 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
32-WFQFN Exposed Pad
32-QFN (5x5)
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4.5V ~ 38V
200kHz ~ 2MHz
-
No
Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
-
LTC3787IGN#TRPBF
IC REG CTRLR BOOST 28SSOP
5+
$16.9014
10+
$15.7746
15+
$15.2113
Quantity
5,065 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
28-SSOP (0.154", 3.90mm Width)
28-SSOP
-
-
Boost
PolyPhase®
Step-Up
Positive
Transistor Driver
2
Yes
2
4.5V ~ 38V
105kHz ~ 760kHz
96%
No
Current Limit, Enable, Frequency Control, Power Good, Soft Start
-
LTC3775EUD#PBF
IC REG CTRLR BUCK 16QFN
5+
$170.0704
10+
$158.7324
15+
$153.0634
Quantity
5,000 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 85°C (TA)
16-WFQFN Exposed Pad
16-QFN (3x3)
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
1
Yes
1
4.5V ~ 38V
250kHz ~ 1MHz
90%
Yes
Current Limit, Enable, Frequency Control, Soft Start
-
LTC3787EUFD#PBF
IC REG CTRLR BOOST 28QFN
5+
$31.6901
10+
$29.5775
15+
$28.5211
Quantity
4,892 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
28-WFQFN Exposed Pad
28-QFN (4x5)
-
-
Boost
PolyPhase®
Step-Up
Positive
Transistor Driver
2
Yes
2
4.5V ~ 38V
105kHz ~ 760kHz
96%
No
Current Limit, Enable, Frequency Control, Power Good, Soft Start
-
LTC3784EGN#TRPBF
IC REG CTRLR BOOST 28SSOP
5+
$38.0282
10+
$35.4930
15+
$34.2254
Quantity
4,500 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
28-SSOP (0.154", 3.90mm Width)
28-SSOP
-
-
Boost
PolyPhase®
Step-Up
Positive
Transistor Driver
2
Yes
2
4.5V ~ 60V
105kHz ~ 760kHz
96%
No
Current Limit, Enable, Frequency Control, Power Good, Soft Start
-
LTC1876EG#TRPBF
IC REG CTRLR BUCK 36SSOP
5+
$7.3944
10+
$6.9014
15+
$6.6549
Quantity
4,334 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 85°C (TA)
36-SSOP (0.209", 5.30mm Width)
36-SSOP
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
3
No
2
3.5V ~ 36V
220kHz
99.4%
No
Enable, Frequency Control, Power Good, Soft Start
-
LTC3857EGN-1#PBF
IC REG CTRLR BUCK 28SSOP
5+
$29.5775
10+
$27.6056
15+
$26.6197
Quantity
4,007 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
28-SSOP (0.154", 3.90mm Width)
28-SSOP
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4V ~ 38V
105kHz ~ 835kHz, 350kHz ~ 535kHz
99.4%
No
Enable, Frequency Control, Power Good, Soft Start, Tracking
-
LTC3828EUH#TRPBF
5+
$3.8028
10+
$3.5493
15+
$3.4225
Quantity
3,962 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 85°C (TA)
32-WFQFN Exposed Pad
32-QFN (5x5)
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4.5V ~ 28V
260kHz ~ 550kHz
99.4%
No
Enable, Phase Control, Power Good, Tracking
-
LTC3784IGN#PBF
IC REG CTRLR BOOST 28SSOP
5+
$9.5070
10+
$8.8732
15+
$8.5563
Quantity
3,880 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
28-SSOP (0.154", 3.90mm Width)
28-SSOP
-
-
Boost
PolyPhase®
Step-Up
Positive
Transistor Driver
2
Yes
2
4.5V ~ 60V
105kHz ~ 760kHz
96%
No
Current Limit, Enable, Frequency Control, Power Good, Soft Start
-
LTC3880EUJ#PBF
IC REG CTRLR BUCK PMBUS 40QFN
5+
$18.5915
10+
$17.3521
15+
$16.7324
Quantity
2,912 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 105°C (TA)
40-WFQFN Exposed Pad
40-QFN (6x6)
I²C, PMBus
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4.5V ~ 24V
-
-
Yes
Enable, Frequency Control
-
LTC3890IUH#PBF
IC REG CTRLR BUCK/SEPIC 32QFN
5+
$84.5070
10+
$78.8732
15+
$76.0563
Quantity
2,778 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
32-WFQFN Exposed Pad
32-QFN (5x5)
-
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4V ~ 60V
105kHz ~ 835kHz, 350kHz ~ 535kHz
99%
No
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
-
LTC3856IFE
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
Surface Mount
-40°C ~ 125°C (TJ)
38-TFSOP (0.173", 4.40mm Width) Exposed Pad
38-TSSOP-EP
-
Buck
PolyPhase®
Step-Down
Positive
Transistor Driver
2
Yes
2
4.5V ~ 38V
250kHz ~ 770kHz
94%
No
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking

About  DC DC Switching Controllers

DC-DC switching controllers refer to a type of ICs designed for power management applications. These controllers are specifically used for regulating voltage levels in electronic circuits by converting the input supply voltage to a desired output voltage level. They are commonly employed in high-efficiency circuits where it is necessary to generate output voltages that are either higher (boost or step-up) or lower (buck or step-down) than the input supply voltage. DC-DC switching controllers utilize switching techniques to efficiently convert the input voltage to the desired output voltage level. Unlike linear regulators that dissipate excess voltage as heat, these controllers minimize power loss and heat generation, resulting in improved overall system efficiency. They are capable of achieving higher efficiency levels compared to linear regulators, making them suitable for applications with limited power budgets or battery-powered devices. These controllers can be configured in various topologies such as buck-boost, flyback, forward, cuk, SEPIC, full bridge, half bridge, and push-pull, allowing flexibility in generating different output voltage levels based on specific requirements. This versatility makes them widely applicable in power supplies, computer systems, telecommunications equipment, automotive electronics, and more. In summary, PMIC DC-DC switching controllers are ICs used for power management tasks. They efficiently regulate voltage levels by converting the input supply voltage to a desired output voltage level. Their switching techniques offer higher efficiency compared to linear regulators, making them suitable for various applications where energy efficiency is crucial.