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Texas Instruments TL3845BDR Microcontrollers

30-V, 0.2A high Performance 500KHz current mode PWM with 8.4V/7.6V UVLO, 50% duty cycle, 0C to 70C 14-SOIC 0 to 70

22,000 ActiveTexas InstrumentsTL3845BDRD$0.84
TL3845BDR D package illustration

Same model may have multiple batches, images only for reference.

TL3845BDR
Manufacturer
Part Number (MPN)
TL3845BDR
Base Model
Detailed Description
30-V, 0.2A high Performance 500KHz current mode PWM with 8.4V/7.6V UVLO, 50% duty cycle, 0C to 70C 14-SOIC 0 to 70
Package
D
Lifecycle Status
Active
Datasheet
PDF TL3845BDR Datasheet
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Ordering Code Family

TL3845BDR groups multiple orderable suffixes under one base device. Compare package, grade, and reel options on the base-number page before substituting within the family.

2 ordering variants listed on the family page.

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Technical Specifications

Texas Instruments TL3845BDR Microcontrollers technical specifications.

General

RoHS
Yes
Package / Case
D
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 70°C (TA)
Supply Voltage
7.6V ~ 30V
Lifecycle Status
Active
Clock Sync
No
Control Features
Frequency Control
Duty Cycle
50 %
Duty Cycle Max
48 %

Related Parts Comparison (TL3845BDR vs TL3845BDR-8 vs TL3845BDR vs TLV2241IDBVT)

Side-by-side specifications of related catalog parts.

Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.

This PartRelated PartRelated PartRelated Part
Package / CaseD8-SOICDSC-74A, SOT-753
Mounting TypeSurface MountSurface MountSurface MountSurface Mount
Operating Temperature0°C ~ 70°C (TA)0°C ~ 70°C (TA)0°C ~ 70°C (TA)-40°C ~ 85°C
Supply Voltage7.6V ~ 30V7.6V ~ 30V7.6V ~ 30V6V
Lifecycle StatusActiveActiveActiveActive
Output TypeTransistor DriverTransistor DriverTransistor DriverRail-to-Rail
Switching Frequency100 kHz100kHz100 kHz--
RoHSYes--YesYes
Clock SyncNoNoNo--
Control FeaturesFrequency ControlFrequency ControlFrequency Control--
Duty Cycle Max48 %48%48 %--
FunctionStep-Up, Step-Up/Step-DownStep-Up, Step-Up/Step-DownStep-Up, Step-Up/Step-Down--
Action

Cross Reference

Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .

Suggested replacements

UC3845BDR2GUC3845BDR2Gonsemi
Directonsemi
Pin YesPkg YesElec Yes
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC

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