B230A データシートの表示（PDF） - Analog Devices
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B230A Datasheet PDF : 28 Pages
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Data Sheet
ADP2300/ADP2301
SPECIFICATIONS
VIN = 3.3 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
Min
Typ
Max
Unit
VIN
Voltage Range
Supply Current
Shutdown Current
Undervoltage Lockout Threshold
VIN
IVIN
ISHDN
UVLO
FB
No switching, VIN = 12 V
VEN = 0 V, VIN = 12 V
VIN rising
VIN falling
3
20
V
640
800
µA
18
35
µA
2.80
2.95
V
2.15
2.40
V
Regulation Voltage
Bias Current
SW
On Resistance1
Peak Current Limit2
Minimum On Time
VFB
TJ = 0°C to +125°C
TJ = −40°C to +125°C
IFB
0.788 0.800 0.812 V
0.784 0.800 0.816 V
0.01
0.1
µA
VBST − VSW = 5 V, ISW = 150 mA
VBST − VSW = 5 V, VIN = 12 V
1.5
440
700
mΩ
1.9
2.5
A
100
135
ns
Minimum Off Time
ADP2300
145
190
ns
ADP2301
70
120
ns
OSCILLATOR FREQUENCY
ADP2300
0.5
0.7
0.9
MHz
ADP2301
1.0
1.4
1.75
MHz
SOFT START TIME
ADP2300
1460
µs
ADP2301
730
µs
EN
Input Threshold
VEN
Input Hysteresis
1.13
1.2
100
1.27
V
mV
Pull-Down Current
1.2
µA
BOOTSTRAP VOLTAGE
THERMAL SHUTDOWN
VBOOT
No switching, VIN = 12 V
5.0
V
Threshold
140
°C
Hysteresis
15
°C
1 Pin-to-pin measurements.
2 Guaranteed by design.
Rev. C | Page 3 of 28
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