SC120 SEMTECH [Semtech Corporation], SC120 Datasheet - Page 10

• Manufacturer Part Number: SC120
• Description: Low Voltage Synchronous Boost Converter
• Manufacturer: SEMTECH [Semtech Corporation]

Typical Characteristics (continued)
(100mA/div)
I
OUT
(100mV/div)
(50mV/div)
AC Coupled
(50mA/div)
V
0.6
0.5
0.4
0.3
0.2
OUT
0.1
= 5mA to
(5V/div)
0
0.7
100mA
ripple
V
OUT
V
V
OUT
LX
I
L
= 3.3V
0.9
V
V
OUT
OUT
Load Transient (PSAVE to PWM)
= 3.3V, V
= 3.3V, V
1.1
IN
IN
= 1.5V, I
= 1.2V, T
1.3
PSAVE Operation
I
OUT
Input Voltage (V)
Time = (100μs/div)
Time = (10μs/div)
OUT
A
(max) vs. V
1.5
= 25°C
T = 85°C
= 20mA
1.7
T = 25°C
1.9
IN
T = -40°C
2.1
2.3
PRELIMINARY
2.5
I
OUT
(100mA/div)
(100mV/div)
AC Coupled
(50mA/div)
(10mV/div)
0.85
0.75
0.65
= 40mA to
V
0.8
0.7
0.6
0.9
OUT
(5V/div)
140mA
-40
ripple
V
Minimum Start-up Voltage vs. Temperature
OUT
V
V
OUT
LX
I
L
= 3.3V, I
V
V
OUT
OUT
-20
= 3.3V, V
= 3.3V, V
Load Transient (PWM to PWM)
OUT
= 1mA
IN
IN
0
= 1.5V, T
= 1.5V, I
PWM Operation
Time = (100μs/div)
Time = (400ns/div)
Temperature (°C)
A
OUT
20
=25°C
= 50mA
40
60
SC120
80
100
10