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UC2845D8G4 Fiches technique(PDF) 3 Page - Texas Instruments

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No de pièce UC2845D8G4
Description  Current-Mode PWM Controllers
Download  56 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

UC2845D8G4 Fiches technique(HTML) 3 Page - Texas Instruments

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9 10 11 12 13
3
2
1 20 19
18
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4
5
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8
VCC
VC
NC
OUTPUT
NC
NC
VFB
NC
ISENSE
NC
1
2
3
4
5
6
7
14
13
12
11
10
9
8
VCC
VC
PWRGND
COMP
NC
VFB
NC
ISENSE
NC
RT/CT
GROUND
OUTPUT
VREF
NC
OUTPUT
VCC
VREF
GROUND
VFB
COMP
ISENSE
RT/CT
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UC1842, UC2842, UC3842, UC1843, UC2843, UC3843
UC1844, UC2844, UC3844, UC1845, UC2845, UC3845
www.ti.com
SLUS223D – APRIL 1997 – REVISED AUGUST 2016
Product Folder Links: UC1842 UC2842 UC3842 UC1843 UC2843 UC3843 UC1844 UC2844 UC3844 UC1845
UC2845 UC3845
Submit Documentation Feedback
Copyright © 1997–2016, Texas Instruments Incorporated
5 Device Comparison Table
UVLO
TEMPERATURE RANGE
MAX DUTY CYCLE
TURNON AT 16 V
TURNOFF AT 10 V
SUITABLE FOR OFF-LINE
APPLICATIONS
TURNON AT 8.4 V
TURNOFF AT 7.6 V
SUITABLE FOR DC-DC
APPLICATIONS
UC1842
UC1843
–55°C to 125°C
Up to 100%
UC2842
UC2843
–40°C to 85°C
UC3842
UC3843
0°C to 70°C
UC1844
UC1845
–55°C to 125°C
Up to 50%
UC2844
UC2845
–40°C to 85°C
UC3844
UC3845
0°C to 70°C
6 Pin Configuration and Functions
D, JG, and P Packages
8-Pin SOIC, CDIP, and PDIP
Top View
D and W Packages
14-Pin SOIC and CFP
Top View
FK Package
20-Pin LCCC
Top View


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