SC121ULTRT Semtech, SC121ULTRT Datasheet - Page 6

• Manufacturer Part Number: SC121ULTRT
• Description: IC BOOST SYNC 1.2A MLPD-6
• Manufacturer: Semtech
• Type: Step-Up (Boost)r

Specifications of SC121ULTRT

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 3.3V, 1.8 ~ 5 V
• Current - Output: 1.2A
• Frequency - Switching: 1.2MHz
• Voltage - Input: 0.7 ~ 4.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 6-MLPD-UT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: SC121ULTRTTR

Typical Characteristics — V
1.82
1.78
1.76
1.8
350
300
250
200
150
100
50
0
-50
0.6
Temperature Reg. — Low Load (V
R
R
1
1
= 499k Ω , R
= 499k Ω , R
0.7
-25
Max. I
0.8
V
IN
= 0.8V
2
2
T
= 1M Ω , L = 4.7 μ H, C
= 1M Ω , L = 4.7 μ H, C
A
OUT
Junction Temperature (
= 25°C
0.9
0
vs. V
1
IN
V
IN
25
1.1
(V
(V)
V
OUT
IN
T
= 1.2V
A
FB
FB
1.2
= 85°C
= 1.8V)
= 22pF, I
= 22pF
T
OUT
A
50
= –40°C
o
1.3
C)
= 1.8V (continued)
OUT
OUT
1.4
= 1mA
75
= 1.8V)
1.5
100
1.6
1.82
1.78
1.76
1.8
-50
R
Temperature Reg. — High Load (V
1
= 499k Ω , R
-25
V
IN
2
= 0.8V
= 1M Ω , L = 4.7 μ H, C
Junction Temperature (
0
V
IN
= 1.2V
25
V
IN
= 1.6V
FB
= 22pF, I
50
o
C)
OUT
OUT
= 50mA
75
SC121
= 1.8V)
100
6