MIC2954-03WS Micrel Inc, MIC2954-03WS Datasheet - Page 2

• Manufacturer Part Number: MIC2954-03WS
• Description: IC REG LDO 250MA 5V 1% SOT223-3
• Manufacturer: Micrel Inc

Specifications of MIC2954-03WS

• Regulator Topology: Positive Fixed
• Voltage - Output: 5V
• Voltage - Input: Up to 30V
• Voltage - Dropout (typical): 0.375V @ 250mA
• Number Of Regulators: 1
• Current - Output: 250mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-223 (3 leads + Tab), SC-73, TO-261
• Primary Input Voltage: 30V
• Output Voltage Fixed: 5V
• Dropout Voltage Vdo: 375mV
• No. Of Pins: 3
• Output Current: 250mA
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 3 - 168 Hours
• 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: 576-2249; MIC2954-03WS

Typical Application
Micrel, Inc.
September 2007
5V or 3V Selectable Regulator with Shutdown
5V Fixed Regulator
2
SHUTDOWN
V
OUT
ENABLE
=
Wide Input-Voltage-Range Current Limiter
V
V
REF
IN
⎛
⎜
⎝
1
+
8
3
R2
R1
IN
SHDN
Adjustable Regulator
⎞
⎟
⎠
MIC2954
100k
GND
4
OUT
ERR
FB
2, 6 = OPEN
V
REF
1
5
7
100pF
R1
R2
M9999-090607
1.2V to 30V
V
10µF
V
MIC2954
OUT
ERR