SC196AMLTRT Semtech, SC196AMLTRT Datasheet - Page 11

• Manufacturer Part Number: SC196AMLTRT
• Description: IC SYNC BUCK CONV 1.5A 10-MLP
• Manufacturer: Semtech
• Type: Step-Down (Buck)r

Specifications of SC196AMLTRT

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1V, 1.05V, 1.2V, 1.8V
• Current - Output: 1.5A
• Frequency - Switching: 1MHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MLP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: SC196AMLTR

© 2008 Semtech Corp.
POWER MANAGEMENT
Typical Characteristics
100
100
95
90
90
80
70
60
50
40
30
20
10
85
80
75
70
90
80
70
60
50
40
30
20
10
0.0001
0
0
0.0001
0.001
Effi ciency vs. Load Current V
Effi ciency vs. Load Current V
V
IN
=2.7V PSAVE
V
IN
=2.7V PSAVE
V
PWM to PSAVE Hysteresis
PSAVE MODE I
IN
V
=3.6V PSAVE
0.001
IN
0.001
=3.6V PSAVE
PSAVE Entry for decreasing I
V
V
IN
0.01
IN
=4.2V PSAVE
=4.2V PSAVE
OUT
decreasing
I
I
OUT
I
OUT
OUT
0.01
V
0.01
IN
V
(A)
=2.7V PWM
(A)
IN
(A)
=2.7V PWM
OUT
V
PWM Mode
V
IN
IN
=3.6V PWM
=3.6V PWM
V
0.1
V
IN
PSAVE Exit for increasing I
IN
=4.2V PWM
PSAVE Mode I
=4.2V PWM
OUT
OUT
0.1
0.1
= 1.8V
= 1.2V
OUT
increasing
OUT
1
1
1
11
100
100
95
70
90
85
80
75
90
80
70
60
50
40
30
20
10
0.0001
0
2.5
Effi ciency vs. Load Current V
3.0
V
IN
Effi ciency vs. Input Voltage
=4.2V PSAVE
0.001
I
V
OUT
IN
=3.6V PSAVE
=500 mA(PWM)/50 mA(PSAVE)
V
V
3.5
IN
OUT
=2.7V PSAVE
=1V,PWM
I
OUT
V
0.01
Vin(V)
OUT
4.0
(A)
=1.8V,PWM
V
V
OUT
IN
=4.2V PWM
V
t=1V,PSAVE
IN
=3.6V PWM
V
4.5
PRELIMINARY
IN
=2.7V PWM
OUT
0.1
V
OUT
www.semtech.com
SC196A
=1.8V,PSAVE
= 1.0V
5.0
1
5.5