UC3843BVDG ON Semiconductor, UC3843BVDG Datasheet - Page 21
![IC CTRLR CURRENT MODE HP 14SOIC](/photos/6/57/65767/14-soic_751a_sml.jpg)
UC3843BVDG
Manufacturer Part Number
UC3843BVDG
Description
IC CTRLR CURRENT MODE HP 14SOIC
Manufacturer
ON Semiconductor
Datasheet
1.UC3842BDR2G.pdf
(21 pages)
Specifications of UC3843BVDG
Pwm Type
Current Mode
Number Of Outputs
1
Frequency - Max
275kHz
Duty Cycle
96%
Voltage - Supply
8.2 V ~ 25 V
Buck
No
Boost
Yes
Flyback
Yes
Inverting
No
Doubler
No
Divider
No
Cuk
No
Isolated
Yes
Operating Temperature
-40°C ~ 105°C
Package / Case
14-SOIC (3.9mm Width), 14-SOL
Frequency-max
275kHz
Duty Cycle (max)
96 %
Output Current
1000 mA
Mounting Style
SMD/SMT
Switching Frequency
500 KHz
Maximum Operating Temperature
+ 105 C
Fall Time
50 ns
Minimum Operating Temperature
- 40 C
Rise Time
50 ns
Synchronous Pin
No
Topology
Boost, Flyback, Forward
Number Of Pwm Outputs
1
On/off Pin
No
Adjustable Output
No
Switching Freq
500KHz
Operating Supply Voltage (max)
30V
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
14
Package Type
SOIC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
UC3843BVDGOS
PUBLICATION ORDERING INFORMATION
LITERATURE FULFILLMENT:
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PLANE
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Phone: 303−675−2175 or 800−344−3860 Toll Free USA/Canada
Fax: 303−675−2176 or 800−344−3867 Toll Free USA/Canada
Email: orderlit@onsemi.com
−T−
ON Semiconductor and
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
nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications
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and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death
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Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner.
14
1
G
−A−
D
14 PL
are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice
0.25 (0.010)
M
UC3842B, UC3843B, UC2842B, UC2843B
7
8
−B−
T
K
B
0.58
S
C
P
14X
7 PL
A
S
0.25 (0.010)
N. American Technical Support: 800−282−9855 Toll Free
Europe, Middle East and Africa Technical Support:
Japan Customer Focus Center
PACKAGE DIMENSIONS
USA/Canada
Phone: 421 33 790 2910
Phone: 81−3−5773−3850
R
SOLDERING FOOTPRINT
http://onsemi.com
X 45
CASE 751A−03
_
M
D SUFFIX
SOIC−14
M
ISSUE J
1
B
21
M
7.04
7X
DIMENSIONS: MILLIMETERS
J
F
1.52
14X
NOTES:
1. DIMENSIONING AND TOLERANCING PER
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
5. DIMENSION D DOES NOT INCLUDE
1.27
PITCH
ON Semiconductor Website: www.onsemi.com
Order Literature: http://www.onsemi.com/orderlit
For additional information, please contact your local
Sales Representative
ANSI Y14.5M, 1982.
MOLD PROTRUSION.
PER SIDE.
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.127
(0.005) TOTAL IN EXCESS OF THE D
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
DIM
A
B
C
D
G
K
M
P
R
F
J
MILLIMETERS
MIN
8.55
3.80
1.35
0.35
0.40
0.19
0.10
5.80
0.25
1.27 BSC
0
_
MAX
8.75
4.00
1.75
0.49
1.25
0.25
0.25
6.20
0.50
7
_
0.337
0.150
0.054
0.014
0.016
0.008
0.004
0.228
0.010
MIN
0.050 BSC
0
INCHES
_
UC3842B/D
0.344
0.157
0.068
0.019
0.049
0.009
0.009
0.244
0.019
MAX
7
_