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Home  PMIC - Voltage Regulators - DC DC Switching Controllers  UC2844D8 Datasheets | PMIC - Voltage Regulators - DC DC Switching Controllers Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC

Jan 5 2021

UC2844D8 Datasheets | PMIC - Voltage Regulators - DC DC Switching Controllers Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC

  • By ,  UC2844D8, UC2844D8 Datasheet,UC2844D8 PDF,Texas Instruments

Product Overview

Image:
UC2844D8
Manufacturer Part#: UC2844D8
Product Category: PMIC - Voltage Regulators - DC DC Switching Controllers
Stock: No
Manufacturer: Texas Instruments
Description: Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
Datasheet: UC1842-45, UC2842-45, UC3842-45
Package: 8-SOIC (0.154"", 3.90mm Width)
Minimum: 1
Lead Time: 6 Weeks
Quantity: On Order
Send RFQ: Inquiry

Reference Price

Qty Unit Price Ext. Price
1: 1.63000 1.63000
10: 1.45400 14.54000
25: 1.38040 34.51000
100: 1.06000 106.00000
250: 0.93672 234.18000
500: 0.88740 443.70000
1000: 0.69020 690.20000
2500: 0.65569 1639.22500
5000: 0.63104 3155.20000

UC2844D8 Images are for reference only.

UC2844D8

CAD Models

Product Attributes

Base Product Number: UC284
Output Type: Transistor Driver
Output Configuration: Positive Isolation Capable
Voltage - Supply (Vcc/Vdd): 12V ~ 28V
Frequency - Switching: Up to 500kHz
Control Features: Frequency Control
Serial Interfaces: -
Output Phases: 1
Duty Cycle (Max): 48%
Clock Sync: No

Descriptions

There is no relevant information available for this part yet.

FEATURES

DESCRIPTION

TheUC3842/3/4/5family of controlICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes witha minimal external parts count.

■ OPTIMIZED FOR OFF-LINE AND DC TO DC
CONVERTERS
■ LOW START-UP CURRENT (< 1 mA)
■ AUTOMATIC FEED FORWARD COMPENSATION
■ PULSE-BY-PULSECURRENT LIMITING
■ ENHANCED LOAD RESPONSE CHARACTERISTICS
■ UNDER-VOLTAGE LOCKOUTWITH HYSTERESIS
■ DOUBLE PULSE SUPPRESSION
■ HIGH CURRENT TOTEM POLE OUTPUT
■ INTERNALLY TRIMMED BANDGAP REFERENCE
■ 500 KHz OPERATION
■ LOW RO ERRORAMP

ECCN / UNSPSC

Description Value
USHTS: 8542390001
CNHTS: 8542319000
MXHTS: 85423999
TARIC: 8542399000
ECCN: EAR99

Environmental & Export Classifications

Description Value
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
REACH Status: REACH Unaffected
ECCN: EAR99
HTSUS: 8542.39.0001

Documents & Media

Datasheets: UC1842-45, UC2842-45, UC3842-45
PCN Design/Specification: Power Management Guide
EDA / CAD Models: US18/28/38 DataSheet Update 4/Jan/2017

Product Manufacturer

Texas Instruments Incorporated (TI) is a global semiconductor design and manufacturing company that develops analog ICs and embedded processors. By employing the world's brightest minds, TI creates innovations that shape the future of technology. TI is helping more than 100,000 customers transform the future, today.

Distributors

Image PartNo Manufacturer Descriptions Stock Step Price
UC2844D8 UC2844D8 Texas Instruments Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC   On Order

1:$$1.63000

10:$$1.45400

25:$$1.38040

100:$$1.06000

250:$$0.93672

500:$$0.88740

1,000:$$0.69020

2,500:$$0.65569

5,000:$$0.63104
UC2844D8 UC2844D8 Texas Instruments Switching Controllers Current Mode   532

1:$1.63

10:$1.39

100:$1.06

250:$0.937

500:$0.888

1,000:$0.691

2,500:$0.656

5,000:$0.631

10,000:$0.612
UC2844D8 UC2844D8 Texas Instruments Single ended 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle， -40C to 85C 8-SOIC -40 to 85   On Order

$1.2180 / $1.9176

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UC2844D8 Popularity by Region

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UC2844D8
Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
  • Product Attributes
  • Descriptions
  • Features
  • CAD Models
Base Product Number: UC284
Output Type: Transistor Driver
Output Configuration: Positive Isolation Capable
Voltage - Supply (Vcc/Vdd): 12V ~ 28V
Frequency - Switching: Up to 500kHz
Control Features: Frequency Control
Serial Interfaces: -
Output Phases: 1
Duty Cycle (Max): 48%
Clock Sync: No

There is no relevant information available for this part yet.

FEATURES

DESCRIPTION

TheUC3842/3/4/5family of controlICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes witha minimal external parts count.

■ OPTIMIZED FOR OFF-LINE AND DC TO DC
CONVERTERS
■ LOW START-UP CURRENT (< 1 mA)
■ AUTOMATIC FEED FORWARD COMPENSATION
■ PULSE-BY-PULSECURRENT LIMITING
■ ENHANCED LOAD RESPONSE CHARACTERISTICS
■ UNDER-VOLTAGE LOCKOUTWITH HYSTERESIS
■ DOUBLE PULSE SUPPRESSION
■ HIGH CURRENT TOTEM POLE OUTPUT
■ INTERNALLY TRIMMED BANDGAP REFERENCE
■ 500 KHz OPERATION
■ LOW RO ERRORAMP

There is no relevant information available for this part yet.