LTC1266ACS Linear Technology, LTC1266ACS Datasheet - Page 18

• Manufacturer Part Number: LTC1266ACS
• Description: IC REG CNTRLR N/PCH MOSFET16SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost)r

Specifications of LTC1266ACS

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: Adjustable
• Current - Output: 50mA
• Frequency - Switching: 400kHz
• Voltage - Input: 3.5 ~ 18 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LTC1266
LTC1266-3.3/LTC1266-5
TYPICAL APPLICATIO S
18
**
*
DALE LPT4545-A002
COILTRONICS CTX20-4
MMBT2222ALT1
C
200pF
Figure 13. All N-Channel 5V to 3.3V/5A Converter with Drivers Powered from External PWR V
T
V
IN
+ 4.5V TO 18V
(V
IN (MIN)
PWR V
*TOKO 919AS-4R7M
R
1k
C
C
3300pF
BINH
BINH
C
C
180pF
IN
T
= 3.5V IF I
4.3V TO 10V
V
IN
R
470
LOAD
Figure 12. 5V to 12V/500mA High Efficiency Boost Regulator
C
U
C
3300pF
0.1 F
C
1
2
3
4
5
6
7
8
+
< 100mA
1 F
TDRIVE
PWR V
PINV
BINH
V
C
I
SENSE
TH
IN
T
(Layout Assist Schematics)
LTC1266
IN
–
1000pF
1
2
3
4
5
6
7
8
TDRIVE
PWR V
PINV
BINH
V
C
I
SENSE
TH
SENSE
IN
T
BDRIVE
+
LB
PGND
SGND
SHDN
LTC1266-3.3
LB
OUT
V
IN
–
FB
1000pF
IN
C
100 F
20V
+
IN
16
15
14
13
12
11
10
9
SENSE
BDRIVE
LB
PGND
SGND
SHDN
LB
OUT
NC
IN
+
0.068
1M
1M
16
15
14
13
12
11
10
9
SHUTDOWN
20 H
L*
180k
100k
Si9410DY
Q1**
Si9410DY
1N4148
Si9410DY
L*
5 H
MBRS130LT3
R
0.02
SENSE
SHUTDOWN
(V
D1
IN(MIN)
D1
MBRS140T3
+
4V TO PWR V
100pF
1266 F12
1266 F13
= 3.5V IF I
C
220 F
10V
2
OUT
+
V
127k
1%
15k
1%
IN
V
3.3V
5A
OUT
IN
LOAD
C
100 F
20V
2
– 4.5V
IN
IN
+
Supply
< 2.5A)
C
100 F
20V
V
12V/500mA
0UT
OUT