SC1458 SEMTECH [Semtech Corporation], SC1458 Datasheet - Page 7

• Manufacturer Part Number: SC1458
• Description: Dual Output Low Noise LDO Linear Regulator
• Manufacturer: SEMTECH [Semtech Corporation]

Pin Descriptions
SC1458A
1
2
3
4
5
6
T
Pin #
SC1458B
1
2
3
4
5
6
T
Pin Name
Thermal
PGOOD
OUTB
OUTA
GND
BYP
Pad
VIN
EN
Pin Function
Output for LDOB
Input supply voltage terminal
Output for LDOA
Analog and digital ground
Logic Input — active high enables the SC1458.
Open drain logic output — monitors output of LDOA, switches low when the output drops out
of regulation.
LDO bypass output — bypass with a 22nF capacitor.
Pad is for heatsinking purposes — not connected internally. Connect exposed pad to ground
using multiple vias.
SC1458
7