MIC2920A-12WS Micrel Inc, MIC2920A-12WS Datasheet - Page 6

• Manufacturer Part Number: MIC2920A-12WS
• Description: IC REG LDO 400MA 12V SOT-223
• Manufacturer: Micrel Inc

Specifications of MIC2920A-12WS

• Regulator Topology: Positive Fixed
• Voltage - Output: 12V
• Voltage - Input: Up to 26V
• Voltage - Dropout (typical): 0.4V @ 400mA
• Number Of Regulators: 1
• Current - Output: 400mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-223 (3 leads + Tab), SC-73, TO-261
• Primary Input Voltage: 26V
• Output Voltage Fixed: 12V
• Dropout Voltage Vdo: 370mV
• No. Of Pins: 3
• Output Current: 400mA
• Operating Temperature Range: -40°C To +125°C
• Termination Type: SMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 576-1750-5; MIC2920A-12WS

MIC2920A/29201/29202/29204
Typical Characteristics
M9999-021505
0.20
0.15
0.10
0.05
0.00
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
500
400
300
200
100
0.1
20
10
0
1
-60 -30
-60 -30
0
1
F ixed 3.3V Output V oltage
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
vs . Output C urrent
vs . Output C urrent
TEMPERATURE (°C)
TEMPERATURE (°C)
Dropout V oltage
100
vs . T emperature
vs . T emperature
G round C urrent
G round C urrent
I
0
0
OUT
10
= 1mA
30
30
200
60
60
90 120 150
90 120 150
300
100
400
400
700
600
500
400
300
200
100
200
150
100
700
650
600
550
500
450
400
350
300
50
0
0
3
2
1
0
-60 -30
-60 -30
-60 -30
0
S hort C irc uit and Maximum
C urrent vs . T emperature
1
V
SUPPLY VOLTAGE (V)
vs . S upply V oltage
OUT
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
Dropout V oltage
vs . T emperature
vs . T emperature
G round C urrent
G round C urrent
3 S AMP LE S
(HI/AV G /LO)
I
2
LOAD
0
0
0
= V
3
I
LOAD
NOMINAL
= 100mA
30
30
30
6
V
OUT
V
I
OUT
4
OUT
= 400mA
60
60
60
V
= 0V
= 1mA
5
OUT
– 0.5V
= 5V
90 120 150
90 120 150
90 120 150
= 3.3V
6
7
8
1000
-100
900
800
700
600
500
400
300
200
100
30
25
20
15
10
25
20
15
10
0
6
5
4
3
2
1
0
5
0
5
0
-30
-60 -30
0
0
R
LOAD
-20
1
vs . S upply V oltage
vs . S upply V oltage
I
INPUT VOLTAGE (V)
LOAD
INPUT VOLTAGE (V)
2
TEMPERATURE (°C)
INPUT VOLTAGE (V)
vs . T emperature
G round C urrent
G round C urrent
G round C urrent
C harac teris tic s
= 100Ω
0
-10
2
= 1mA
Dropout
4
30
I
I
LOAD
LOAD
V
I
3
OUT
0
OUT
60
6
= 400mA
= 400mA
= 400mA
= 5V
10
4
90 120 150
February 2005
8
20
5
Micrel, Inc.
10
30
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