ST1L05 STMicroelectronics, ST1L05 Datasheet - Page 3

• Manufacturer Part Number: ST1L05
• Description: Very low quiescent BiCMOS voltage regulator
• Manufacturer: STMicroelectronics

Specifications of ST1L05

• Fixed Output Voltage: 1.8 V, 2.5 V, 3.3 V and ADJ
• Output Voltage Tolerance: ± 2% at 25 °C
• Output Current Capability: 1.3 A
• Very Low Quiescent Current: max 650 μA over temperature range
• Operating Junction Temperature Range: from 0 to 125 °C

ST1L05, ST1L05A, ST1L05B, ST1L05C, ST1L05D
1
Figure 1.
Figure 2.
Schematic diagrams
Schematic diagram for ST1L05
Schematic diagram for ST1L05A
V
V
I
I
V
V
I
I
BandGap
BandGap
reference
reference
BandGap
BandGap
reference
reference
Doc ID 14492 Rev 2
OpAmp
OpAmp
OpAmp
OpAmp
GND
GND
GND
GND
protection
protection
Thermal
Thermal
Current
Current
protection
protection
limit
limit
Thermal
Thermal
Current
Current
limit
limit
R
R
R
R
1
1
2
2
R
R
R
R
1
1
2
2
V
V
I
I
V
V
V
V
O
O
V
V
I
I
V
V
_
_
O
O
SENSE
SENSE
O
O
Schematic diagrams
3/24