MIC4742YTSE Micrel Inc, MIC4742YTSE Datasheet - Page 6

• Manufacturer Part Number: MIC4742YTSE
• Description: 2 MHz Dual 2A Integrated Switch Buck Regulator
• Manufacturer: Micrel Inc
• Type: Step-Down (Buck)r

Specifications of MIC4742YTSE

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 2
• Voltage - Output: Adj to 0.6V
• Current - Output: 2A
• Frequency - Switching: 2MHz
• Voltage - Input: 2.9 ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3355-5

Micrel, Inc.
Typical Characteristics (continue)
March 2009
0.9950
0.9948
0.9946
0.9944
0.9942
0.9940
0.9938
0.9936
0.9934
0.9932
0.9930
0.8
0.6
0.4
0.2
0.0
180
170
160
150
140
130
120
110
100
-40
0
2.9
-20
vs. Supply Voltage
1
3.3
Feedback Voltage
SUPPLY VOLTAGE (V)
vs. Temperature
Line Regulation
0
TEMPERATURE (°C)
SUPPLY VOLTAGE (V)
3.7
2
20
Rdson
4.1
40
3
60
4.5
4
80
4.9
100
5.3
5
120
0.605
0.604
0.603
0.602
0.601
0.600
0.599
0.598
0.597
0.596
0.595
1600
1200
1.20
1.00
0.80
0.60
0.40
0.20
0.00
800
400
0
0.00
2.9
-40
-20
3.3
vs. Supply Voltage
1.00
Enable Threshold
vs. Supply Voltage
Quiescent Current
Feedback Voltage
vs. Temperature
SUPPLY VOLTAGE (V)
0
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
3.7
2.00
20
4.1
40
3.00
6
4.5
60
4.00
80
4.9
100
5.00
5.3
120
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
180
170
160
150
140
130
120
110
100
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-40
-40
2.9
-20
-20
3.3
Enable Threshold
vs. Supply Voltage
vs. Temperature
vs. Temperature
0
0
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
TEMPERATURE (°C)
3.7
Frequency
20
20
Rdson
4.1
40
40
4.5
60
60
M9999-030209-D
80
80
4.9
MIC4742
100
100
5.3
120
120