Datasheet

19
LTC1266
LTC1266-3.3/LTC1266-5
Figure 15. All N-Channel 5V to 2.5V/5A High Efficiency Regulator
(Layout Assist Schematics)
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.
MBR0530T1
0.1µF
V
IN
4V TO 9V
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TDRIVE
PWR V
IN
PINV
BINH
V
IN
C
T
I
TH
SENSE
–
BDRIVE
PGND
LB
OUT
LB
IN
SGND
SHDN
NC
SENSE
+
LTC1266-3.3
1000pF
SHUTDOWN
BINH
R
SENSE
0.01Ω
L*
5µH
Si4410DY
D1
MBRS340T3
Si4410DY
+
47µF
10V
OS-CON
3 ×
+
C
OUT
330µF
10V
3 ×
V
OUT
3.3V
10A
C
C
3300pF
R
C
470Ω
C
T
220pF
1266 F14
MAGNETICS Kool Mµ 77120-A7 *
Figure 14. All N-Channel 5V to 3.3V/10A High Efficiency Regulator
MBR0530T1
0.1µF
V
IN
4V TO 9V
(V
IN(MIN)
= 3.5V IF I
LOAD
< 1A)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TDRIVE
PWR V
IN
PINV
BINH
V
IN
C
T
I
TH
SENSE
–
BDRIVE
PGND
LB
OUT
LB
IN
SGND
SHDN
V
FB
SENSE
+
LTC1266
1000pF
SHUTDOWN
BINH
R
SENSE
0.02Ω
L*
5µH
Si9410DY
D1
MBRS130T3
Si9410DY
+
100µF
10V
OS-CON
2 ×
+
C
OUT
330µF
10V
2 ×
V
OUT
2.5V
5A
C
C
3300pF
R
C
470Ω
C
T
180pF
1266 F15
*TOKO 919AS-4R7M
100pF
100k
1%
97.6k
1%
TYPICAL APPLICATIO S
U