RT9058 Datasheet, PDF (6/9 Pages) Richtek Technology Corporation – 36V, 2A IQ, 100mA Low Dropout Voltage Linear Regulator

RT9058
Output Current Limit vs. Temperature
300
270
240
210
180
VCC = 24V
VCC = 36V
150
VCC = 12V
120
90
60
30
0
-50 -25
VOUT = 3.3V
0
25 50 75
Temperature (°C)
100 125
Load Transient Response
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
10
PSRR
IOUT = 25mA
IOUT = 10mA _{VCC = 12V, VOUT = 3.3V}
100
1000
10000
Frequency (Hz)
100000
Line Transient Response
IOUT
(50mA/Div)
VOUT
(50mV/Div)
VCC = 12V, VOUT = 3.3V, IOUT = 1mA to 50mA
Time (25ms/Div)
VCC
(5V/Div)
VOUT
(10mV/Div)
VCC = 10V to 14V, VOUT = 3.3V, IOUT = 100mA
Time (100μs/Div)
Ground Current vs. Load Current
200
VCC = 12V, VOUT = 3.3V
Rising, TA = 125°C
150
Falling, TA = 125°C
Rising, TA = 25°C
Falling, TA = 25°C
Rising, TA = −40°C
100
Falling, TA = −40°C
50
0
0.001 0.01
0.1
1
10
Load Current (mA)
100 1000
VIN
(10V/Div)
VOUT
(2V/Div)
IOUT
(50mA/Div)
Power Up Response
VIN = 12V, VOUT = 3.3V, IOUT = 50mA
Time (25μs/Div)
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is a registered trademark of Richtek Technology Corporation.
DS9058-00 April 2013