ADP3181JRUZ-REEL Ver la hoja de datos (PDF) - ON Semiconductor
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ADP3181JRUZ-REEL
ON Semiconductor
ADP3181JRUZ-REEL Datasheet PDF : 24 Pages
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ADP3181
SPECIFICATIONS
VCC = 12 V, FBRTN = GND, TA = 0°C to +85°C, unless otherwise noted.1
Table 1.
Parameter
ERROR AMPLIFIER
Output Voltage Range2
Accuracy
Line Regulation
Input Bias Current
FBRTN Current
Output Current
Gain Bandwidth Product
Slew Rate
VID INPUTS
Input Low Voltage
Input High Voltage
Input Current
Pull-up Resistance
Internal Pull-up Voltage
VID Transition Delay Time2
No CPU Detection Turn-off Delay Time2
CPUID INPUT
Input Low Voltage
Input High Voltage
VR 9 Detection Threshold Voltage
Input Current
Pull-up Resistance
OSCILLATOR
Frequency Range2
Frequency Variation
Output Voltage
RAMPADJ Output Voltage
RAMPADJ Input Current Range
CURRENT SENSE AMPLIFIER
Offset Voltage
Input Bias Current
Gain Bandwidth Product
Slew Rate
Input Common-Mode Range
Positioning Accuracy
Output Voltage Range
Output Current
Symbol
VCOMP
VFB
∆VFB
IFB
IFBRTN
IO(ERR)
GBW(ERR)
VIL(VID)
VIH(VID)
IVID
RVID
VIL(CPUID)
VIH(CPUID)
ICPUID
RCPUID
fOSC
fPHASE
VRT
VRAMPADJ
IRAMPADJ
VOS(CSA)
IBIAS(CSSUM)
GBW(CSA)
∆VFB
ICSCOMP
Conditions
Relative to nominal DAC output, referenced to
FBRTN, CSSUM = CSCOMP. See Figure 2.
VCC = 10 V to 14 V
FB forced to VOUT – 3%
COMP = FB
CCOMP = 10 pF
CPUID > 4.5 V
CPUID < 4.0 V
CPUID > 4.5 V
CPUID < 4.0 V
VID(x) = 0 V, CPUID > 4.5 V
VID(x) = 0 V, CPUID < 4.0 V
CPUID > 4.5 V
CPUID < 4.0 V
VID code change to FB change
VID code change to 11111 to PWM going low
CPUID = 0 V
TA = 25°C, RT = 250 kΩ, 4-phase
TA = 25°C, RT = 115 kΩ, 4-phase
TA = 25°C, RT = 75 kΩ, 4-phase
RT = 100 kΩ to GND
RAMPADJ – FB
CSSUM – CSREF. See Figure 3.
CCSCOMP = 10 pF
CSSUM and CSREF
See Figure 4.
Min Typ Max Unit
0.7
−14.5
3.1 V
+14.5 mV
0.05
%
14 15.5 17 µA
100 140 µA
500
µA
20
MHz
25
V/µs
0.8 V
0.4 V
2.0
V
0.8
V
40 70 µA
20 35 µA
40 60
kΩ
2.25 2.5 2.75 V
1.1 1.25 1.4 V
400
ns
400
ns
0.4 V
0.8
4.0 V
4.0
4.5 V
20 3.5 µA
4.0 60
kΩ
0.25
4
MHz
155 200 245 kHz
400
kHz
600
kHz
1.9 2.0 2.1 V
−50
+50 mV
0
100 µA
−3
+3 mV
−50
+50 nA
10
MHz
10
V/µs
0
2.7 V
−77 −80 −83 mV
0.05
2.7 V
500
µA
Rev. 0 | Page 3 of 24
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