LTC1624 Datasheet, PDF (27/28 Pages) Linear Technology – High Efficiency SO-8 N-Channel Switching Regulator Controller

TYPICAL APPLICATIONS
C_C
680pF
R_C
3.3k
100pF
1 _SENSE–
8
V_IN
V_IN
4.8V TO 28V
1000pF
2
I_TH/RUN
7 ^0.1µF
BOOST
R_SENSE
0.015Ω
3
LTC1624
6
V_FB
TG
4
GND
5
SW
C_B
0.1µF
D1
MBRD835L
M1**
L1*
8µH
R2
35.7k
1%
R1
* PANASONIC 12TS-7ROLB
20k
** SILICONIX SUD50N03-10
1%
+ ^CIN
22µF
35V
×3
V_OUT
3.3V
6.5A
+ ^COUT
100µF
10V
×3
1624 F22
Figure 22. High Current 3.3V/6.5A Converter
LTC1624
PACKAGE DESCRIPTION Dimensions in inches (millimeters) unless otherwise noted.
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
0.189 – 0.197*
(4.801 – 5.004)
8
7
6
5
0.228 – 0.244
(5.791 – 6.197)
0.150 – 0.157**
(3.810 – 3.988)
0.010
(0.254
–
–
0.020
0.508)
×
45°
0.008 – 0.010
(0.203 – 0.254)
1
2
0°– 8° TYP
0.053 – 0.069
(1.346 – 1.752)
0.016 – 0.050
0.406 – 1.270
0.014 – 0.019
(0.355 – 0.483)
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
34
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
TYP
SO8 0996
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
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