MIC5357 Datasheet, PDF (3/11 Pages) Micrel Semiconductor – High Performance, Low Noise Dual 500mA ULDO™

Micrel, Inc.
MIC5357
Ordering Information
Part Number ⁽¹⁾
Manufacturing Part
Number
Marking
MIC5357-3.3/2.8YMME MIC5357-SMYMME
MIC5357-3.3/1.8YMME MIC5357-SGYMME
MIC5357-2.8/1.8YMME MIC5357-MGYMME
MIC5357-1.8/1.5YMME MIC5357-GFYMME
Notes
1. For other voltage options contact Micrel Marketing.
57SM
57SG
57MG
57GF
Voltage(V)
V_OUT1
V_OUT2
3.3V
2.8V
3.3V
1.8V
2.8V
1.8V
1.8V
1.5V
Pin Configuration
Junction Temperature
Range
Package
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
–40°C to +125°C
8-Pin ePAD MSOP
8-Pin ePAD MSOP
8-Pin ePAD MSOP
8-Pin ePAD MSOP
8-Pin ePAD MSOP (MME)
TOP VIEW
Pin Description
Pin Number
1
2
3
Pin Name
VIN
GND
BYP
4
EN2
5
EN1
6
7
8
ePAD
NC
VOUT2
VOUT1
HS Pad
Pin Function
Supply Input.
Ground.
Reference Bypass: Connect external 0.1µF to GND to reduce output noise.
May be left open when bypass capacitor is not required.
Enable Input (regulator 2). Active High Input. Logic High = On; Logic Low = Off;
Do not leave floating.
Enable Input (regulator 1). Active High Input. Logic High = On; Logic Low = Off;
Do not leave floating.
Not internally connected.
Regulator Output – LDO2.
Regulator Output – LDO1.
Heatsink Pad internally connected to ground.
January 2011
3
M9999-011311