Low-Voltage, Low-Dropout Linear Regulators
with External Bias Supply
Typical Operating Characteristics (continued)
(Circuit of Figure 3, TA = +25°C, unless otherwise noted.)
UNDERVOLTAGE LOCKOUT
MAX1982/83 toc18
5V
2V/
VBIAS
div
SHUTDOWN RESPONSE
MAX1982/83 toc19
5V
2V/
VSHDN
div
1.2V
500mV/
div
VOUT
ILOAD = 300mA
100µs/div
500mV/
div
VOUT
ILOAD = 300mA
100µs/div
PGOOD RESPONSE
MAX1982/83 toc20
2V/
div
VOUT
500mV/
div
1ms/div
VPGOOD
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