UC3843 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

UC3843

CURRENT MODE PWM CONTROLLER

STMicroelectronics 

DIM.

mm

inch

MIN.. TYP. MAX.. MIN.. TYP.. MAX..

A

1.75

0.069

a1 0.1

0.25 0.004

0.009

a2

1.6

0.063

b 0.35

0.46 0.014

0.018

b1 0.19

0.25 0.007

0.010

C

0.5

0.020

c1

45° (typ.)

D (1) 8.55

8.75 0.336

0.344

E 5.8

6.2 0.228

0.244

e

1.27

0.050

e3

7.62

0.300

F (1) 3.8

4 0.150

0.157

G 4.6

5.3 0.181

0.209

L 0.4

1.27 0.016

0.050

M

0.68

0.027

S

8° (max.)

(1) D and F do not include mold flash or protrusions. Mold flash or

potrusions shall not exceed 0.15mm (.006inch).

UC2842/3/4/5-UC3842/3/4/5

OUTLINE AND

MECHANICAL DATA

SO14

9/11

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