SC120ULTRT Semtech, SC120ULTRT Datasheet - Page 10

• Manufacturer Part Number: SC120ULTRT
• Description: IC BOOST 3.3V/ADJ 6MLPD
• Manufacturer: Semtech
• Type: Step-Up (Boost)r

Specifications of SC120ULTRT

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 3.3V, 1.8 ~ 5 V
• 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
• Current - Output: -
• Power - Output: -
• Other names: SC120ULTR

Typical Characteristics — V
Temperature Regulation — PSAVE Mode (V
Startup Maximum Load Current vs. V
4.05
3.95
3.85
500
450
400
350
300
250
200
150
100
100
4.1
3.9
50
4
90
80
70
60
50
40
30
20
10
0
0
-50
0.6
0.6
R
R
R
1
1
1
= 931k Ω , R
= 931k Ω , R
= 931k Ω , R
T
A
= 25°C
1
1
Maximum I
-25
T
A
2
2
= –40°C
1.4
= 402k Ω , L = 4.7 μ H, C
= 402k Ω , L = 4.7 μ H, C
1.4
2
= 402k Ω , L = 4.7 μ H, C
V
Junction Temperature (
IN
0
= 3.2V
1.8
1.8
OUT
T
A
V
T
V
V
= 85°C
A
IN
vs. V
IN
IN
= 85°C
2.2
2.2
25
= 1.2V
(V)
(V)
FB
FB
IN
= 2.2pF
= 2.2pF, I
FB
2.6
2.6
(V
OUT
= 2.2pF
50
o
OUT
T
C)
A
= –40°C
OUT
IN
= 4.0V (continued)
3
= 4.0V)
3
(V
= 5mA
OUT
V
75
T
OUT
IN
A
3.4
3.4
= 25°C
= 2.4V
= 4.0V)
= 4.0V)
3.8
100
3.8
Startup Minimum Load Resistance vs. V
Temperature Regulation — PWM Mode (V
4.05
3.95
3.85
160
140
120
100
4.1
3.9
80
60
40
20
4
0
-50
0.6
R
R
1
1
= 931k Ω , R
= 931k Ω , R
T
A
1
= 85°C
-25
2
2
= 402k Ω , L = 4.7 μ H, C
1.4
= 402k Ω , L = 4.7 μ H, C
V
IN
Junction Temperature (
T
T
= 3.2V
A
0
A
= 25°C
= –40°C
1.8
V
IN
V
= 1.2V
IN
25
2.2
(V)
FB
FB
V
= 2.2pF, I
= 2.2pF
IN
2.6
= 2.4V
50
o
C)
OUT
3
IN
= 75mA
(V
OUT
75
OUT
SC120
3.4
= 4.0V)
= 4.0V)
100
3.8
10