MIC2937A-12WU Micrel Inc, MIC2937A-12WU Datasheet - Page 7

• Manufacturer Part Number: MIC2937A-12WU
• Description: IC REG LDO 750MA 12V TO-263-3
• Manufacturer: Micrel Inc

Specifications of MIC2937A-12WU

• Regulator Topology: Positive Fixed
• Voltage - Output: 12V
• Voltage - Input: Up to 26V
• Voltage - Dropout (typical): 0.37V @ 750mA
• Number Of Regulators: 1
• Current - Output: 750mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-3, D²Pak (3 leads + Tab), TO-263AA
• Voltage Regulator Type: Linear
• Topology: LDO
• Regulator Output Type: Fixed
• Polarity Type: Positive
• Number Of Outputs: Single
• Input Voltage (min): 2V
• Input Voltage (max): 26V
• Output Voltage: 12V
• Package Type: TO-263
• Output Current: 750mA
• Load Regulation: 0.16%
• Line Regulation: 0.1%
• Output Voltage Accuracy: ±1.5%
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Dropout Voltage@current (max): 0.15@5mA/0.6@750mA
• Dropout Voltage@current (typ): 0.08@5mA/0.24@100mA
• Pin Count: 3 +Tab
• Mounting: Surface Mount
• Quiescent Current (max): 250uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Compliant
• Other names: 576-2234; MIC2937A-12WU

MIC2937A/29371/29372
May 2006
125
100
75
50
25
50
40
30
20
10
MIC29371/2 Shutdown Current
0
0
-60 -30
-60 -30
Current vs. Temperature
MIC29372/3 Adjust Pin
TEMPERATURE ( °C)
TEMPERATURE ( °C)
vs. Temperaure
0
0
I
LOAD
30 60 90 120 150
30 60 90 120 150
= 1mA
V
V
EN
EN
= 5V
= 2V
1000
-150
-300
-250
0.01
300
150
750
500
250
-20
-40
0.1
40
20
10
10
0
0
0
8
6
4
1
-0.2
-5
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
5mA
C
Output Impedance
Load Transient
OUT
Line Transient
FREQUENCY (Hz)
vs. Frequency
0
= 10 µF
TIME (ms)
TIME (ms)
7
C
I
L
I
LOAD
OUT
= 5mA
= 10 µF
5
= 10mA
10
1000
-100
-200
-250
200
100
750
500
250
-10
20
10
10
0
0
0
8
6
4
-0.2
-5
5mA
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
C
OUT
Load Transeint
Line Transient
MIC2937A/29371/29372
= 100 µF
0
TIME (ms)
TIME (ms)
C
I
L
OUT
= 5mA
= 100 µF
5
Micrel, Inc.
10