ADP3207C 查看數據表（PDF） - ON Semiconductor
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ADP3207C Datasheet PDF : 32 Pages
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ADP3207C
ELECTRICAL CHARACTERISTICS VCC = 5.0 V, FBRTN = GND, EN = VCC, VVID = 0.50 V to 1.5000 V, PSI = 1.05 V,
DPRSLP = GND, DPRSTP= 1.05 V, LLSET = CSREF, TA = −10°C to 100°C, unless otherwise noted (Note 1). RREF = 80 kW.
Current entering a pin (sunk by the device) has a positive sign.
Parameter
Symbol
Conditions
Min
Typ
VOLTAGE CONTROL − Voltage Error Amplifier (VEAMP)
FB, LLINE Voltage Range
(Note 2)
VFB, VLLINE Relative to CSREF = VDAC
−200
FB, LLINE Offset Voltage
(Note 2)
VOSVEA
Relative to CSREF = VDAC
−0.5
FB Bias Current (Note 2)
LLINE Bias Current (Note 2)
LLINE Positioning Accuracy
IFB
ILL
VFB − VVID
Measured on FB relative to VVID, LLINE
forced 80 mV below CSREF
−1.0
−50
−78
−80
COMP Voltage Range
COMP Current
VCOMP
ICOMP
Operating Range
COMP = 2.0 V, CSREF = VDAC
FB forced 200 mV below CSREF
FB forced 200 mV above CSREF
0.85
0.75
6.0
COMP Slew Rate
SRCOMP
CCOMP = 10 pF, CSREF = VDAC, Open loop
configuration
FB forced 200 mV below CSREF
15
FB forced 200 mV above CSREF
−20
Gain Bandwidth (Note 2)
GBW
Non−inverting unit gain configuration,
20
RFB = 1 kW
VID DAC VOLTAGE REFERENCE
VDAC Voltage Range
VDAC Accuracy
VFB − VVID
VDAC Differential Non−linearity (Note 2)
VDAC Line Regulation
DVFB
VDAC Boot Voltage
VBOOTFB
Soft−Start Delay (Note 2)
tDSS
Soft−Start Time
tSS
See VID Code Table
Measured on FB (includes offset), relative to
VVID, for VID table see Table 3,
TA = −10°C to 85°C
VVID = 1.2125 V to 1.5000 V
VVID = 0.3000 V to 1.2000 V
VCC = 4.75 V to 5.25 V
Measured during boot delay period
Measured from EN pos edge to FB = 50 mV
Measured from EN pos edge to FB settles to
VBOOT = 1.2 V within −5%
ADP3207C
ADP3207CF
0
−9.0
−7.0
−1.0
0.05
1.200
200
1.4
0.14
Boot Delay
tBOOT
Measured from FB settling to VBOOT = 1.2 V
100
within −5% to CLKEN neg edge
VDAC Slew Rate
Soft−Start ADP3207C
Soft−Start ADP3207CF
Non−LSB VID step, DPRSLP = H, Slow C4
Entry/Exit
Non−LSB VID step, DPRSLP = L, Fast C4
Exit
0.0625
0.625
0.25
1.0
FBRTN Current
IFBRTN
90
VOLTAGE MONITORING AND PROTECTION − Power Good
CSREF Undervoltage
Threshold
VUVCSREF
Relative to nominal DAC Voltage:
= 0.5125 V to 1.5 V
= 0.3 V to 0.5 V
−240
−160
−300
−300
CSREF Overvoltage
Threshold
VOVCSREF
Relative to nominal DAC Voltage
150
200
CSREF Crowbar Voltage
Threshold
VCBCSREF
Relative to FBRTN
1.65
1.7
1. All limits at temperature extremes are guaranteed via correlation using standard Statistical Quality Control (SQC).
2. Guaranteed by design or bench characterization, not production tested.
Max
+200
+0.5
1.0
50
−82
4.0
1.5
+9.0
+7.0
+1.0
200
−360
−360
250
1.75
Unit
mV
mV
A
nA
mV
V
mA
V/ms
MHz
V
mV
LSB
%
V
ms
ms
ms
LSB/
ms
mA
mV
mV
V
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