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

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

Specifications of MIC49300-1.2WR TR

• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Other names: MIC49300-1.2WRTR; MIC49300-1.2WRTR

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.