LTC1436AIGN#TR Linear Technology, LTC1436AIGN#TR Datasheet - Page 25

• Manufacturer Part Number: LTC1436AIGN#TR
• Description: IC REG SW SYNC STEPDWN LN 24SSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC1436AIGN#TR

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.19 ~ 9 V
• Current - Output: 50mA
• Frequency - Switching: 125kHz ~ 240kHz
• Voltage - Input: 3.5 ~ 30 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

TYPICAL APPLICATIO S
R
100pF
C,
R
10k
LP
10k
C
51pF
C2
0.01µF
51pF
10k
C
C
R
LP
C2
C
C
0.1µF
SS
1000pF
ON/OFF
OPEN
C
68pF
C
510pF
1000pF
C
0.1µF
C
510pF
OSC
C
AUX
C
SS
ON/OFF
C
68pF
OSC
AUX
10
11
12
1
2
3
4
5
6
7
8
9
100Ω
100Ω
PLL LPF
C
RUN/SS
I
SFB
SGND
V
V
SENSE
SENSE
AUXON
AUXFB
(PIN 4)
TH
OSC
PROG
OSENSE
10
11
12
1
2
3
4
5
6
7
8
9
I
TH
LTC1436A 3.3V/4A Fixed Output with 5V Auxiliary Output
C
RUN/SS
LBO
LBI
I
SFB
SGND
V
V
SENSE
SENSE
AUXON
LTC1436A-PLL
TH
–
+
OSC
PROG
OSENSE
1N4148
U
–
+
LTC1436A
Foldback Current limiting and 5V Auxiliary Output
EXTV
AUXDR
INTV
BOOST
PLLIN
PGND
LTC1436A-PLL 2.5V/5V Adjustable Output with
POR
TGS
V
TGL
SW
V
EXTV
AUXDR
BG
BOOST
INTV
OUT2
AUXFB
CC
CC
0.2A
IN
PGND
5V
POR
TGL
TGS
SW
V
BG
CC
CC
24
23
22
21
20
19
18
17
16
15
14
13
IN
100mA
V
OUT2
24
23
22
21
20
19
18
17
16
15
14
13
5V
EXT
CLOCK
+
+
R8
180k
R7
56k
M3
IRLML2803
CMDSH-3
M3
IRLML2803
CMDSH-3
R7
56k
R8
180k
4.7µF
4.7µF
51pF
0.1µF
51pF
4.5V TO 24V
0.1µF
4.5V TO 28V
+
V
+
V
IN
IN
M1
Si4410DY
2N2905A
M2
Si4410DY
FZT749
ZETEX
M2
Si4412DY
M1
S4412DY
3.3µF
3.3µF
LTC1436A-PLL/LTC1437A
47k
47k
+
+
MBRS140T3
MBRS140T3
R5
100k
R6
430k
R6
430k
R5
100k
C
22µF
35V
× 2
10µH
C
22µF
35V
× 2
10µH
1:1.6
IN
1:1
T1
IN
T1
MBRS1100T3
MBRS1100T3
R
0.025Ω
SENSE
R
0.02Ω
SENSE
100pF
1436 TA02
+
+
+
C
3.3µF
35V
C
100µF
10V
× 2
SEC
OUT
LTC1436A
R1
100k
1%
R2
90.9k
1%
SGND
(PIN 7)
C
3.3µF
35V
1436 TA03
SEC
24V
(PIN 6)
V
3.3V
4A
+
SGND
OUT
24V
C
100µF
10V
× 2
25
OUT
V
2.5V
5A
OUT
14367afb