SC192IMLTRT Semtech, SC192IMLTRT Datasheet - Page 10

• Manufacturer Part Number: SC192IMLTRT
• Description: IC SYNC BUCK CONV 0.6A 10-MLPD
• Manufacturer: Semtech
• Type: Step-Down (Buck)r

Specifications of SC192IMLTRT

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.75 ~ 5.5 V
• Current - Output: 700mA
• Frequency - Switching: 750kHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MLPD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: SC192IMLTR

TABLE 1
The plots below were taken at Vin = 3.6V, Vout = 1.8V, with the compensation components listed in Table 1.
The upper plot is LX, the middle plot is output voltage, the lower plot is the current transient of 0.1A to 0.6A
© 2007 Semtech Corp.
POWER MANAGEMENT
Applications Information Cont.
PSAVE, Cout = 10uF, Lout = 10uH
V
V
V
V
V
3
2
1
1
1
PSAVE, Cout = 20uF, Lout = 10uH
O
O
O
O
O
3 .
5 .
8 .
5 .
0 .
U
U
U
U
U
V
V
V
V
V
T
T
T
T
T
1
3
4
1
1
3 .
R2
R2
R2
R2
R
3
0
4
8
2
0
7
9
2
0
k
k
k
k
M
C
C
C
C
C
6
6
6
6
6
C
=
=
=
=
=
L
L
L
L
L
4
R
1
1
1
1
1
C
C
C
C
C
8
=
o
o
o
o
o
=
=
=
=
=
=
t u
t u
t u
t u
t u
4
1
1
1
1
1
7
1
10
0
0
0
0
0
=
=
=
=
=
0
2
u
u
u
u
u
p
k
1
1
1
1
1
H
H
H
H
H
F
0
0
0
0
0
u
u
u
u
u
F
F
F
F
F
PWM, Cout = 10uF, Lout = 10uH
PWM, Cout = 20uF, Lout = 10uH
C
C
C
C
C
6
6
6
6
6
C
=
=
=
=
=
L
L
L
L
L
R
4
1
1
1
1
1
C
C
C
C
C
8
=
o
o
o
o
o
=
=
=
=
=
t u
t u
t u
t u
t u
=
4
1
1
1
1
1
7
2
0
0
0
0
0
=
=
=
=
=
0
8
u
u
u
u
u
p
k
2
2
2
2
2
H
H
H
H
H
F
2
2
2
2
2
u
u
u
u
u
F
F
F
F
F
C
C
C
C
C
PRELIMINARY
6
6
6
6
6
=
=
=
=
=
C
L
L
L
L
L
R
4
1
1
1
1
1
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8
C
C
C
C
C
o
o
o
o
o
=
=
=
=
=
=
=
t u
t u
t u
t u
t u
SC192
4
4
4
4
4
4
6
7
7 .
7 .
7 .
7 .
7 .
=
=
=
=
=
1 .
0
u
u
u
u
u
9
4
4
4
4
4
p
H
H
H
H
H
k
F
7 .
7 .
7 .
7 .
7 .
u
u
u
u
u
F
F
F
F
F