SC198MLTRT Semtech, SC198MLTRT Datasheet - Page 13

• Manufacturer Part Number: SC198MLTRT
• Description: IC DUAL DC-DC BUCK CONV 20-MLPQ
• Manufacturer: Semtech
• Type: Step-Down (Buck)r

Specifications of SC198MLTRT

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: Programmable
• Current - Output: 600mA
• Frequency - Switching: 1MHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-MLPQ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: SC198MLTR

20mV/div
10mV/div
50mV/div
50mV/div
POWER MANAGEMENT
Typical Characteristics (Cont.)
© 2007 Semtech Corp.
2V/div
2.0V/div
100
90
80
70
60
50
2.7
VOUT
LX
VIN
VOUT
Effi ciency vs. Line @ V
VIN
LX
Output Ripple for V
V
300mA Load
OUT
PSAVE @ 50mA Load
3.7
= 1.8V @ I
400ns/div
4μs/div
Input (V)
NOT RECOMMENDED FOR NEW DESIGN
OUT
IN
OUT
30mA PWM
= 50mA
= 3.6V and
4.7
30mA PSAVE
= 1.8V
13
20mV/div
50mV/div
10mV/div
50mV/div
2.0V/div
2V/div
100
90
80
70
60
50
2.7
VOUT
VIN
LX
LX
VIN
Effi ciency vs. Line @ V
Output Ripple for V
30mA PWM
VOUT
V
OUT
PSAVE @ 30mA Load
3.7
= 1.8V @ I
400ns/div
Input (V)
4μs/div
30mA PSAVE
300mA Load
OUT
IN
= 3.6V and
= 10mA
OUT
4.7
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= 1V
SC198