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ADP2386ACPZN-R7 数据表(PDF) 3 Page - Analog Devices

部件名 ADP2386ACPZN-R7
功能描述  20 V, 6 A, Synchronous Step-Down DC-to-DC Regulator
PDF  24 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP2386ACPZN-R7 数据表(HTML) 3 Page - Analog Devices

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Data Sheet
ADP2386
Rev. A | Page 3 of 24
SPECIFICATIONS
VPVIN = 12 V, TJ =
−40°C to +125°C for minimum/maximum specifications, and TA = 25°C for typical specifications, unless otherwise noted.
Table 1.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
PVIN
PVIN Voltage Range
VPVIN
4.5
20
V
Quiescent Current
IQ
No switching
2.4
2.9
3.6
mA
Shutdown Current
ISHDN
EN = GND
50
80
110
µA
PVIN Undervoltage Lockout Threshold
UVLO
PVIN rising
4.3
4.4
V
PVIN falling
3.6
3.8
V
FB
FB Regulation Voltage
VFB
−40°C < TJ < 85°C
0.594
0.6
0.606
V
−40°C < TJ < 125°C
0.591
0.6
0.609
V
FB Bias Current
IFB
0.01
0.1
µA
ERROR AMPLIFIER (EA)
Transconductance
gm
380
480
580
µS
EA Source Current
ISOURCE
45
60
75
µA
EA Sink Current
ISINK
45
60
75
µA
INTERNAL REGULATOR (VREG)
VREG Voltage
VVREG
VPVIN = 12 V, IVREG = 50 mA
7.6
8
8.4
V
Dropout Voltage
VPVIN = 12 V, IVREG = 50 mA
340
mV
Regulator Current Limit
62
100
137
mA
SW
High-Side On Resistance1
VBST − VSW = 5 V
44
70
mΩ
Low-Side On Resistance1
VVREG = 8 V
11
18
mΩ
High-Side Peak Current Limit
7.2
9.6
11.5
A
Low-Side Negative Current-Limit2
2.5
A
SW Minimum On Time
tMIN_ON
125
165
ns
SW Minimum Off Time
tMIN_OFF
200
260
ns
BST
Bootstrap Voltage
VBOOT
4.6
5
5.4
V
OSCILLATOR (RT PIN)
Switching Frequency
fSW
RT = 100 kΩ
540
600
660
kHz
Switching Frequency Range
fSW
200
1400
kHz
SYNC
Synchronization Range
200
1400
kHz
SYNC Minimum Pulse Width
100
ns
SYNC Positive Pulse Maximum Duty Cycle
DMAX_SYNC
50
%
SYNC Input High Voltage
1.3
V
SYNC Input Low Voltage
0.4
V
SS
Internal Soft Start
1600
Clock cycles
SS Pin Pull-Up Current
ISS_UP
2.3
3.2
3.9
µA



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