ST1L05 STMicroelectronics, ST1L05 Datasheet - Page 4

• 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

Schematic diagrams
Figure 3.
Figure 4.
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Schematic diagram for ST1L05B and ST1L05D
Schematic diagram for ST1L05C
EN
EN
EN
EN
V
V
V
V
I
I
I
I
BandGap
BandGap
reference
reference
BandGap
BandGap
reference
reference
V
V
V
V
I
I
I
I
R
R
R
R
P
P
P
P
Internal
Internal
enable
enable
Internal
Internal
enable
enable
Doc ID 14492 Rev 2
OpAmp
OpAmp
OpAmp
OpAmp
GND
GND
GND
GND
ST1L05, ST1L05A, ST1L05B, ST1L05C, ST1L05D
protection
protection
protection
protection
Thermal
Thermal
Thermal
Thermal
Current
Current
Current
Current
limit
limit
limit
limit
Power-good
Power-good
Power-good
Power-good
signal
signal
signal
signal
V
V
V
V
I
I
I
I
PG
PG
PG
PG
V
V
V
V
O
O
O
O
ADJ
ADJ
ADJ
ADJ