MIC49300-1.2WR Micrel Inc, MIC49300-1.2WR Datasheet - Page 2

• Manufacturer Part Number: MIC49300-1.2WR
• Description: IC REG LDO 3A 1.2V SPAK-5
• Manufacturer: Micrel Inc

Specifications of MIC49300-1.2WR

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.2V
• Voltage - Input: Up to 6.5V
• Voltage - Dropout (typical): 0.28V @ 3A
• Number Of Regulators: 1
• Current - Output: 3A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SPAK-5
• Voltage Regulator Type: Linear
• Topology: LDO
• Regulator Output Type: Fixed
• Polarity Type: Positive
• Number Of Outputs: Single
• Input Voltage (min): 1.4V
• Input Voltage (max): 6.5V
• Output Voltage: 1.2V
• Package Type: SPAK
• Output Current: 3A
• Load Regulation: 0.2%
• Line Regulation: 0.01%/V
• Output Voltage Accuracy: ±1%
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Dropout Voltage@current (max): 0.2@1500mA/0.4@3A
• Dropout Voltage@current (typ): 0.125@1500mA/0.28@3A
• Pin Count: 5 +Tab
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Compliant
• Other names: 576-1811-5; MIC49300-1.2WR

MIC49300
Pin Confi guration
Pin Description
M9999-082605-B
Ordering Information
Other voltages available. Contact Micrel for details.
*RoHS compliant with 'high-melting solder' exemption.
Part Number
Part Number
Part Number
Part Number
Part Number
Part Number
MIC49300-0.9BR
MIC49300-0.9BR
MIC49300-0.9BR
MIC49300-0.9BR
MIC49300-0.9BR
MIC49300-0.9BR
MIC49300-1.2BR
MIC49300-1.2BR
MIC49300-1.2BR
MIC49300-1.2BR
MIC49300-1.2BR
MIC49300-1.2BR
MIC49300-1.5BR
MIC49300-1.5BR
MIC49300-1.5BR
MIC49300-1.5BR
MIC49300-1.5BR
MIC49300-1.5BR
MIC49300-1.8BR
MIC49300-1.8BR
MIC49300-1.8BR
MIC49300-1.8BR
MIC49300-1.8BR
MIC49300-1.8BR
MIC49300BR
MIC49300BR
MIC49300BR
MIC49300BR
MIC49300BR
MIC49300BR
Pin Number
Pin Number
Pin Number
1
1
1
1
4
4
4
4
5
5
5
5
2
2
2
2
3
3
3
3
MIC49300-0.9WR*
MIC49300-0.9WR*
MIC49300-0.9WR*
MIC49300-0.9WR*
MIC49300-0.9WR*
MIC49300-0.9WR*
MIC49300-1.2WR*
MIC49300-1.2WR*
MIC49300-1.2WR*
MIC49300-1.2WR*
MIC49300-1.2WR*
MIC49300-1.2WR*
MIC49300-1.5WR*
MIC49300-1.5WR*
MIC49300-1.5WR*
MIC49300-1.5WR*
MIC49300-1.5WR*
MIC49300-1.5WR*
MIC49300-1.8WR*
MIC49300-1.8WR*
MIC49300-1.8WR*
MIC49300-1.8WR*
MIC49300-1.8WR*
MIC49300-1.8WR*
RoHS Compliant*
RoHS Compliant*
RoHS Compliant*
RoHS Compliant*
RoHS Compliant*
RoHS Compliant*
MIC49300WR*
MIC49300WR*
MIC49300WR*
MIC49300WR*
MIC49300WR*
MIC49300WR*
Pin Name
Pin Name
Pin Name
Enable
Enable
Enable
Enable
VBIAS
VBIAS
VBIAS
VBIAS
VOUT
VOUT
VOUT
VOUT
GND
GND
GND
GND
ADJ.
ADJ.
ADJ.
ADJ.
VIN
VIN
VIN
VIN
Output Current
Output Current
Output Current
Output Current
Output Current
Output Current
Pin Function
Pin Function
Pin Function
Enable (Input): CMOS compatible input. Logic high = enable, logic low =
Enable (Input): CMOS compatible input. Logic high = enable, logic low =
Enable (Input): CMOS compatible input. Logic high = enable, logic low =
Enable (Input): CMOS compatible input. Logic high = enable, logic low =
shutdown.
Adjustable regulator feedback input. Connect to resistor voltage divider.
Adjustable regulator feedback input. Connect to resistor voltage divider.
Adjustable regulator feedback input. Connect to resistor voltage divider.
Adjustable regulator feedback input. Connect to resistor voltage divider.
Input voltage which supplies current to the output power device.
Input voltage which supplies current to the output power device.
Input voltage which supplies current to the output power device.
Input voltage which supplies current to the output power device.
Regulator Output.
Regulator Output.
Regulator Output.
Regulator Output.
Input Bias Voltage for powering all circuitry on the regulator with the excep-
Input Bias Voltage for powering all circuitry on the regulator with the excep-
Input Bias Voltage for powering all circuitry on the regulator with the excep-
Input Bias Voltage for powering all circuitry on the regulator with the excep-
tion of the output power device.
Ground (TAB is connected to ground on S-Pak).
Ground (TAB is connected to ground on S-Pak).
Ground (TAB is connected to ground on S-Pak).
Ground (TAB is connected to ground on S-Pak).
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
3A
5-Lead S-Pak (R)
2
Voltage
Voltage
Voltage
Voltage
Voltage
Voltage
ADJ.
ADJ.
ADJ.
ADJ.
ADJ.
ADJ.
0.9V
0.9V
0.9V
0.9V
0.9V
0.9V
1.2V
1.2V
1.2V
1.2V
1.2V
1.2V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.8V
1.8V
1.8V
1.8V
1.8V
1.8V
5 VOUT
4
3
2
1 EN/ADJ.
VIN
GND
VBIAS
Temperature Range
Temperature Range
Temperature Range
Temperature Range
Temperature Range
Temperature Range
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
Package
Package
Package
Package
Package
Package
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
S-Pak-5
August 2005
Micrel, Inc.