UC3842A, UC3843A, UC2842A, UC2843A
http://onsemi.com
16
ORDERING INFORMATION
Device Shipping
PackageOperating Temperature Range
UC2842AN
T
A
= −25° to +85°C
PDIP−8 50 Units / Rail
UC2842ANG PDIP−8
(Pb−Free)
50 Units / Rail
UC2842AD SOIC−14 55 Units / Rail
UC2842ADG SOIC−14
(Pb−Free)
55 Units / Rail
UC2842ADR2 SOIC−14 2500 / Tape & Reel
UC2842ADR2G SOIC−14
(Pb−Free)
2500 / Tape & Reel
UC2843AN PDIP−8 50 Units / Rail
UC2843ANG PDIP−8
(Pb−Free)
50 Units / Rail
UC2843AD SOIC−14 55 Units / Rail
UC2843ADG SOIC−14
(Pb−Free)
55 Units / Rail
UC2843ADR2 SOIC−14 2500 / Tape & Reel
UC2843ADR2G SOIC−14
(Pb−Free)
2500 / Tape & Reel
UC2843AD1 SOIC−8 98 Units / Rail
UC2843AD1G SOIC−8
(Pb−Free)
98 Units / Rail
UC2843AD1R2 SOIC−8 2500 / Tape & Reel
UC2843AD1R2G SOIC−8
(Pb−Free)
2500 / Tape & Reel
For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
x = 2 or 3
A = Assembly Location
WL, L = Wafer Lot
YY, Y = Year
WW, W = Work Week
G or G = Pb−Free Package
SOIC−14
D SUFFIX
CASE 751A
MARKING DIAGRAMS
UCx84xAN
AWL
YYWWG
PDIP−8
N SUFFIX
CASE 626
1
8
SOIC−8
D1 SUFFIX
CASE 751
UCx84xADG
AWLYWW
1
14
x843
ALYW
G
1
8
UC3842A, UC3843A, UC2842A, UC2843A
http://onsemi.com
17
PACKAGE DIMENSIONS
PDIP−8
N SUFFIX
CASE 626−05
ISSUE L
NOTES:
1. DIMENSION L TO CENTER OF LEAD WHEN
FORMED PARALLEL.
2. PACKAGE CONTOUR OPTIONAL (ROUND OR
SQUARE CORNERS).
3. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
14
58
F
NOTE 2
−A−
−B−
−T−
SEATING
PLANE
H
J
G
D
K
N
C
L
M
M
A
M
0.13 (0.005) B
M
T
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A 9.40 10.16 0.370 0.400
B 6.10 6.60 0.240 0.260
C 3.94 4.45 0.155 0.175
D 0.38 0.51 0.015 0.020
F 1.02 1.78 0.040 0.070
G 2.54 BSC 0.100 BSC
H 0.76 1.27 0.030 0.050
J 0.20 0.30 0.008 0.012
K 2.92 3.43 0.115 0.135
L 7.62 BSC 0.300 BSC
M −−− 10 −−− 10
N 0.76 1.01 0.030 0.040
__
SOIC−14
D SUFFIX
CASE 751A−03
ISSUE G
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
5. DIMENSION D DOES NOT INCLUDE
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.127
(0.005) TOTAL IN EXCESS OF THE D
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
−A−
−B−
G
P 7 PL
14
8
7
1
M
0.25 (0.010) B
M
S
B
M
0.25 (0.010) A
S
T
−T−
F
R X 45
SEATING
PLANE
D 14 PL
K
C
J
M
_
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A 8.55 8.75 0.337 0.344
B 3.80 4.00 0.150 0.157
C 1.35 1.75 0.054 0.068
D 0.35 0.49 0.014 0.019
F 0.40 1.25 0.016 0.049
G 1.27 BSC 0.050 BSC
J 0.19 0.25 0.008 0.009
K 0.10 0.25 0.004 0.009
M 0 7 0 7
P 5.80 6.20 0.228 0.244
R 0.25 0.50 0.010 0.019
__ __
UC3842A, UC3843A, UC2842A, UC2843A
http://onsemi.com
18
PACKAGE DIMENSIONS
SOIC−8
D1 SUFFIX
CASE 751−07
ISSUE AG
1.52
0.060
7.0
0.275
0.6
0.024
1.270
0.050
4.0
0.155
ǒ
mm
inches
Ǔ
SCALE 6:1
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
SOLDERING FOOTPRINT*
SEATING
PLANE
1
4
58
N
J
X 45
_
K
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
5. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 (0.005) TOTAL
IN EXCESS OF THE D DIMENSION AT
MAXIMUM MATERIAL CONDITION.
6. 751−01 THRU 751−06 ARE OBSOLETE. NEW
STANDARD IS 751−07.
A
B
S
D
H
C
0.10 (0.004)
DIM
A
MIN MAX MIN MAX
INCHES
4.80 5.00 0.189 0.197
MILLIMETERS
B 3.80 4.00 0.150 0.157
C 1.35 1.75 0.053 0.069
D 0.33 0.51 0.013 0.020
G 1.27 BSC 0.050 BSC
H 0.10 0.25 0.004 0.010
J 0.19 0.25 0.007 0.010
K 0.40 1.27 0.016 0.050
M 0 8 0 8
N 0.25 0.50 0.010 0.020
S 5.80 6.20 0.228 0.244
−X−
−Y−
G
M
Y
M
0.25 (0.010)
−Z−
Y
M
0.25 (0.010) Z
S
X
S
M
____
ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice
to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability
arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages.
“Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All
operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC does not convey any license under its patent rights
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Phone: 81−3−5773−3850
UC3842A/D
SENSEFET is a trademark of Semiconductor Components Industries, LLC.
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For additional information, please contact your
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UC3842AN

Mfr. #:
Manufacturer:
Texas Instruments
Description:
Switching Controllers Current Mode
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union