MAX15009 Datasheet, PDF (3/23 Pages) Maxim Integrated Products – Automotive 300mA LDO Regulators with Switched Output and Overvoltage Protector

Automotive 300mA LDO Regulators with
Switched Output and Overvoltage Protector
ELECTRICAL CHARACTERISTICS (continued)
(V_IN = +14V, V_SGND = V_PGND = 0V, C_GATE = 6000pF, C_IN = 10µF (ESR < 1.5Ω), C_{OUT_LDO} = 22µF (ceramic), C_{OUT_SW} = 1µF,
V_{OUT_LDO} = 5V, C_T = open, T_A = T_J = -40°C to +125°C, unless otherwise noted. Typical values are at T_A = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX
UNITS
Thermal-Shutdown
Temperature
T_SHDN
+160
°C
Thermal Hysteresis
LDO
Output Voltage
T_HYST
V_{OUT_LDO}
I_LOAD = 1mA, FB_LDO = SGND
I_LOAD = 300mA, V_IN = 8V,
FB_LDO = SGND
20
°C
4.92 5.00 5.09
V
4.88 5.00 5.11
FB_LDO Set-Point Voltage
V_{FB_LDO}
With respect to SGND, I_LOAD = 1mA,
V_{OUT_LDO} = 5V, adjustable output option
1.21
1.235
1.26
V
Dual Mode™ FB_LDO
Threshold
V_{FB_LDO_TH}
FB_LDO rising
FB_LDO falling
0.125
V
0.064
FB_LDO Input Current
LDO Output Voltage
I_{FB_LDO}
V_{LDO_ADJ}
V_{FB_LDO} = 1V
Adjustable output option (Note 2)
-100
1.8
+100
nA
11.0
V
LDO Dropout Voltage
LDO Output Current
V_DO
I_{OUT_LDO}
I_LOAD = 300mA (Note 3)
I_LOAD = 200mA (Note 3)
(Note 4)
800 1500
mV
520 1000
300
mA
LDO Output Current Limit
I_{LIM_LDO}
OUT_LDO = SGND, V_IN = 6V
330 500
700
mA
6V ≤ V_IN ≤ 40V, I_LOAD = 1mA,
V_{OUT_LDO} = 5V
0.03
0.2
OUT_LDO Line Regulation
ΔV_OUT/
ΔV_IN
6V ≤ V_IN ≤ 40V, I_LOAD = 1mA,
FB_LDO = SGND, V_{OUT_LDO} = 3.3V
6V ≤ V_IN ≤ 40V, I_LOAD = 20mA,
FB_LDO = SGND, V_{OUT_LDO} = 5V
0.03
0.1
0.27
1
mV/V
6V ≤ V_IN ≤ 40V, I_LOAD = 20mA,
V_{OUT_LDO} = 3.3V
0.27
0.5
OUT_LDO Load Regulation
ΔV_OUT/
ΔI_OUT
1mA to 300mA, V_IN = 8V,
FB_LDO = SGND
1mA to 300mA, V_IN = 6.3V,
V_{OUT_LDO} = 3.3V
0.054 0.15
0.038 0.100
mV/mA
OUT_LDO Power-Supply
Rejection Ratio
PSRR
I_LOAD = 10mA, f = 100Hz, 500mV_P-P,
V_{OUT_LDO} = 5V
60
dB
OUT_LDO Startup Delay
Time
I_{OUT_LDO} = 0mA, from EN_LDO rising to
t_{STARTUP_DELAY} 10% of VOUT_LDO (nominal),
30
µs
FB_LDO = SGND
Dual Mode is a trademark of Maxim Integrated Products, Inc.
_______________________________________________________________________________________ 3