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