LTC3736EGN-1 Linear Technology, LTC3736EGN-1 Datasheet - Page 25

• Manufacturer Part Number: LTC3736EGN-1
• Description: IC CTRLR SW SYNC DUAL 2PH 24SSOP
• Manufacturer: Linear Technology
• Series: PolyPhase®r
• Type: Step-Down (Buck)r

Specifications of LTC3736EGN-1

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.6 ~ 9.8 V
• Current - Output: 1A
• Frequency - Switching: 450kHz ~ 580kHz
• Voltage - Input: 2.75 ~ 9.8 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
3.3V
22µF
V
C
IN
IN
Figure 15. 2-Phase, Fixed 550kHz or Spread Spectrum, Dual Output Synchronous DC/DC Converter
220pF
C
C
1µF
R
R
R
VIN
ITH1
59k
59k
VIN
FB1A
FB2A
220pF
10Ω
C
ITH2
4.7nF
R
U
R
187k
15k
FB1B
ITH1
R
R
15k
ITH2
2200pF
TRACKA
590Ω
C
100pF
FF1
12
10
11
R
118k
1
2
3
4
5
6
7
5
9
FB2B
SW1
IPRG1
V
I
IPRG2
FREQ
SGND
V
PGOOD
V
I
TRACK
TH1
TH2
FB1
IN
FB2
LTC3736EGN-1
R
TRACKB
1.18k
C
100pF
FF1
SENSE1
SENSE2
RUN/SS
SSDIS
PGND
PGND
PGND
SW2
BG1
TG1
TG2
BG2
+
+
24
23
22
21
20
19
18
17
16
15
14
13
C
L1, L2: VISHAY IHLP-2525CZ-01
D1, D2: OPTIONAL SCHOTTKY DIODE
OUT1
SSDIS
MP1
MP2
, C
OUT2
: SANYO 4TPB150MC
MN1
Si7540DP
MN2
Si7540DP
SW1
SW2
D1
D2
1.5µH
1.5µH
L1
L2
+
+
C
150µF
37361 F15
C
150µF
OUT2
OUT1
LTC3736-1
V
2.5V
3A
V
1.8V
4A
OUT1
OUT2
25
37361f