ADP3190AJRUZ 查看數據表（PDF） - Analog Devices
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ADP3190AJRUZ Datasheet PDF : 28 Pages
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ADP3190
Parameter
CURRENT LIMIT COMPARATOR
Output Voltage
Normal Mode
In Shutdown
Output Current, Normal Mode
Maximum Output Current2
Current Limit Threshold Voltage
Current Limit Setting Ratio
DELAY Normal Mode Voltage
DELAY Overcurrent Threshold
Latch-Off Delay Time
SOFT START
Output Current, Soft Start Mode
Soft Start Delay Time
ENABLE INPUT
Input Low Voltage
Input High Voltage
Input Current
POWER GOOD COMPARATOR
Undervoltage Threshold
Overvoltage Threshold
Output Low Voltage
Power Good Delay Time
During Soft Start
VID Code Changing
VID Code Static
Crowbar Trip Point
Crowbar Reset Point
Crowbar Delay Time
VID Code Changing
VID Code Static
PWM OUTPUTS
Output Low Voltage
Output High Voltage
SUPPLY—ADP3190
VCC
DC Supply Current
UVLO Threshold Voltage
UVLO Hysteresis
SUPPLY—ADP3190A
VCC
DC Supply Current
UVLO Threshold Voltage
UVLO Hysteresis
Symbol Conditions
VILIMIT(NM)
VILIMIT(SD)
IILIMIT(NM)
EN > 0.8 V, RILIMIT = 250 kΩ
EN < 0.4 V, IILIMIT = –100 μA
EN > 0.8 V, RILIMIT = 250 kΩ
VCL
VDELAY(NM)
VDELAY(OC)
tDELAY
VCSREF – VCSCOMP, RILIMIT = 250 kΩ
VCL/IILIMIT
RDELAY = 250 kΩ
RDELAY = 250 kΩ
RDELAY = 250 kΩ, CDELAY = 12 nF
IDELAY(SS)
tDELAY(SS)
During startup, DELAY < 2.8 V
RDELAY = 250 kΩ, CDELAY = 12 nF,
VID code = 011111
VIL(EN)
VIH(EN)
IIL(EN)
VPWRGD(UV)
VPWRGD(OV)
VOL(PWRGD)
Relative to nominal DAC output
Relative to nominal DAC output
IPWRGD(SINK) = 4 mA
RDELAY = 250 kΩ, CDELAY = 12 nF,
VID code = 011111
VCROWBAR
tCROWBAR
Relative to nominal DAC output
Relative to FBRTN
Overvoltage to PWM going low
Blanking time
VOL(PWM)
VOH(PWM)
VCC
IPWM(SINK) = –400 μA
IPWM(SOURCE) = +400 μA
VSYSTEM = 12 V, RSHUNT = 240 Ω, see Figure 4
VUVLO
VCC rising
VSYSTEM = 5V, RSHUNT = 10 Ω, see Figure 4
VCC
VUVLO
VCC rising
1 All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC).
2 Guaranteed by design, not production tested. Specifications subject to change without notice.
3 Relative current matching from each phase to the average of all four phases.
Min Typ Max Units
2.8 3
3.3 V
400 mV
12
μA
60
μA
105 125 145 mV
10.4
mV/μA
2.8 3
3.3 V
1.6 1.9 2.2 V
1.5
ms
15
20
25
μA
1
ms
0.4 V
0.8
V
–1
+1
μA
–180 –250 –300 mV
90
150 200 mV
225 400 mV
1
ms
100 250
μs
200
ns
90
150 200 mV
450 550 650 mV
100 250
μs
400
ns
160 500 mV
4.0 5
V
5
V
20
30
mA
6.3 7
8.0 V
0.9
V
5
V
7
12
mA
3.7 4.0 4.3 V
0.9
V
Rev. 0 | Page 4 of 28
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