NCV8518B
ELECTRICAL CHARACTERISTICS (−40°C ≤ TJ ≤ 150°C; 6.0 V ≤ VIN ≤ 28 V, 100 mA ≤ IOUT ≤ 150 mA, C2 = 1.0 mF, RDelay = 60 k;
unless otherwise specified.)
Characteristic
Symbol
Min
Typ
Max
Unit
Output
Output Voltage
VOUT
4.9
−2%
5.00
5.10
V
+2%
Dropout Voltage (VIN − VOUT, IOUT = 150 mA) (Note 4)
Load Regulation
(VIN = 13.5 V, 100 mA ≤ IOUT ≤ 150 mA)
Line Regulation
(6.0 V ≤ VIN ≤ 28 V, IOUT = 5.0 mA)
Current Limit
Thermal Shutdown (Guaranteed by Design)
Quiescent Current
(VIN = 13.5 V, IOUT = 100 mA, 150 mA, ENABLE = 2.0 V)
(ENABLE = 0 V, TA = +125°C)
RESET
Threshold Voltage
VDO
Regload
Regline
Ilim
TJmax
IQ
−
−
−
−
255
150
−
−
4.50
425
750
mV
5.0
30
mV
5.0
20
mV
400
−
mA
180
210
°C
mA
100
150
−
1.0
4.65
4.75
V
Output Low
(RLOAD = 10 k to VOUT, VOUT = 1.0 V)
Output High (RLOAD = 10 k to GND)
Power On Reset Delay Time
(VIN = 13.5 V, RDelay = 60 k, IOUT = 5.0 mA)
(VIN = 13.5 V, RDelay = 120 k, IOUT = 5.0 mA)
VIN = 13.5 V, RDelay = 500 k, IOUT = 5.0 mA)
Reset Reaction Time
Input and ENABLE Transient Rejection (Note 6)
−
−
0.2
0.4
−
VOUT − 0.4 VOUT − 0.2
−
tD
2.0
3.0
4.0
−
6.0
−
−
25
−
Trr
−
20
−
dV/dt
1.0
−
−
V
V
ms
ms
V/ms
Watchdog Input
Threshold
Hysteresis (Guaranteed by design)
WDIhigh
30
WDIhys
25
50
70
%VOUT
100
−
mV
Input Current (WDI = 6.0 V)
Wake Up Rising Edge to WDI Falling Edge Delay
Wake Up
WDI
−
−
0.1
2.0
mA
−
5.0
−
−
ms
ENABLE (Note 5)
Input Threshold
Logic Low
Logic High
Vth(EN)
−
2.0
V
−
0.8
−
−
Input Current (ENABLE = 2.0 V)
−
−
3.0
10
mA
4. Measured when the output voltage has dropped 2% from the nominal value.
5. If ENABLE is connected to VIN, a 20 kW resistor must be placed in series.
6. Slew rates in excess of this limit may cause RESET to change state.
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