ADP4100
http://onsemi.com
7
ELECTRICAL CHARACTERISTICS
V
in
= (5.0 V) FBRTN − GND, for typical values T
A
= 25°C, for min/max values T
A
= 0°C to 85°C; unless otherwise noted.
Parameter UnitMaxTypMinSymbolTest Conditions
PSI
Input Low Voltage 0.3 V
Input High Voltage 0.8 V
Input Current −5
mA
Assertion Timing Fsw = 300kHz 3.3
ms
Deassertion Timing Fsw = 300kHz 825 ns
TRDET
Output Low Voltage I
OUT
= −6mA V
OL
150 300 mV
IMON
Clamp Voltage
1.0 1.15 V
Accuracy 10 x (CSREF − CSCOMP)/R
ILIM
−3.0 3.0 %
Output Current 800
mA
Offset −5.5 5.5 mV
Current−Limit Comparator
I
LIM
Bias Current CSREF − CSCOMP)/R
ILIM
,
(CSREF − CSCOMP) = 150 mV, R
ILIM
= 7.5 kW
I
LIM
22
mA
Current−Limit Threshold Current 4/3 x I
IREF
I
CL
22
mA
Current Balance Amplifier
Common−Mode Range V
SW(X)CM
−600 +200 mV
Input Resistance SW(X) = 0 V R
SW(X)
12 18 21
kW
Input Current SW(X) = 0 V I
SW(X)
8.0 12 18
mA
Input Current Matching SW(X) = 0 V
DI
SW(X)
−6.0 +6.0 %
Delay Timer
Internal Timer
2.0 ms
Soft−Start
Internal Timer
0.5 V/ms
DVID Slew Rate
Internal Timer
12.2 V/ms
Enable Input
Input Low Voltage V
IL(EN)
0.3 V
Input High Voltage V
IH(EN)
0.8 V
Input Current I
IN(EN)
−1.0
mA
Delay Time EN > 0.8 V, Internal Delay t
DELAY(EN)
2.0 ms
ODN and OD1 Outputs
Output Low Voltage
I
OD(SINK)
= −400 mA
V
OL(ODN/1)
160 500 mV
Output High Voltage
I
OD(SOURCE)
= 400 mA
V
OL(ODN/1)
4.0 5.0 V
ODN / OD1 Pulldown Resistor 60
kW
Power−Good Comparator
Undervoltage Threshold Relative to Nominal DAC Output V
PWRGD(UV)
−600 −500 −400 mV
Overvoltage Threshold Relative to DAC Output, PWRGD_Hi = 00 V
PWRGD(OV)
200 300 400 mV
Output Low Voltage I
PWRGD(SINK)
= −4 mA V
OL(PWRGD)
150 300 mV
6. Guaranteed by design or bench characterization, not tested in production.
