NR111D Datasheet, PDF (12/14 Pages) Sanken electric – Light Load High Efficiency

Light Load High Efficiency,31V, Current Mode Step-Down 4A Switcing Regulator IC
NR111D
Oct./17/2013
Package B
9.2±0.2
NR111D ^*1
*4
*2
SK
*3
6.4±0.2
4.01±0.3
(2.54)
3.4±0.2
7.62±0.3
0.282±0.078
3.3±0.3
(1.524)
PIN Assignment
1.NC
2.IN
3.SW
4.GND
5.FB
6.EN
7.SS
8.BS
Note:
1) Dimension is in millimeters.
2) Drawing is not to scale.
0.51min
0.475±0.095
8.7±0.3
Marking
*1. Type number
*2. Lot number (three digit)
1^st letter: The last digit of year
2^nd letter: Month
(1 to 9 for Jan. to Sept.,
O for Oct. N for Nov. D for Dec.)
3^rd letter week
01～03：Arabic Numerical
*3. Control number (four digit)
*4 .Logo: SK
Rev.1.1
SANKEN ELECTRIC CO., LTD.
12
http://www.sanken-ele.co.jp