SC198MLTRT Semtech, SC198MLTRT Datasheet - Page 3

• 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

Notes:
(1) See Output Voltage Options table in the Application Information section.
(2) For ENA, ENB, SYNC, CTLA0, CTLA1, CTLA2, CTLB0, CTLB1, CTLB2.
POWER MANAGEMENT
Electrical Characteristics (Cont.)
Parameter
P-Channel On Resistance
N-Channel On Resistance
Start-Up Time
Oscillator Frequency
SYNC Frequency (upper)
SYNC Frequency (lower)
Thermal Shutdown
Thermal Shutdown
Hysteresis
UVLO Threshold
UVLO Hysteresis
Logic Input High
Logic Input Low
© 2007 Semtech Corp.
(2)
(2)
Symbol
V
f
f
T
t
R
R
SYNCU
SYNCL
V
UVLHYS
START
f
T
V
V
OSC
HYSR
NOT RECOMMENDED FOR NEW DESIGN
DSN
DSP
UVL
HI
IH
IL
I
I
LXA
LXA
Decreasing V
Conditions
, I
, I
3
LXB
LXB
= 100mA
= 100mA
IN
Min
0.85
1.25
2.4
1.6
Typ
0.35
0.25
145
1.1
2.5
10
50
www.semtech.com
Max
0.75
1.25
2.6
0.6
5
SC198
Units
MHz
MHz
MHz
mV
ms
°C
°C
Ω
Ω
V
V
V