ADM1051JR 查看數據表（PDF） - Analog Devices
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ADM1051JR Datasheet PDF : 10 Pages
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ADM1051/ADM1051A–SPECIFICATIONS (VCC = 12 V ؎ 6%, VIN = 3.3 V, TA = 0؇C to 70؇C, both
channels, unless otherwise noted. See Test Circuit.)
Parameter
Min Typ Max
Unit Test Conditions/Comments
OUTPUT VOLTAGE
Channel 1
Channel 2
1.515
1.818
V SHDN1 Floating
V
OUTPUT VOLTAGE ACCURACY –2.5
+2.5
Load Regulation
–5
+5
Line Regulation
–5
+5
5 VSB Supply Voltage Required for
4.6
Channel 2 Regulation
% VIN = 3.0 V to 3.6 V, IOUT = 10 mA to 1 A
mV VIN = 3.3 V, IOUT = 10 mA to 1 A1
mV VIN = 3.0 V to 3.6 V, IOUT = 1 A1
V
Test Circuit as Figure 7.2 ILOAD = 500 mA
CONTROL AMPLIFIER
Control Amplifier Open-Loop Gain
Control Amplifier Slew Rate
Closed-Loop Settling Time
Turn-On Time
Sense Input Impedance1
Force Output Voltage Swing, VF (High)
Force Output Voltage Swing, VF (Low)
100
3
5
5
50
10
2
dB
V/µs
µs IO = 10 mA to 2 A
µs To 90% of Force High Output Level (CL = 470 pF)
kΩ
V
RL = 10 kΩ to GND
V
RL = 10 kΩ to VCC
HICCUP MODE
Hiccup Mode Hold-Off Time
30 60
90
ms See Figure 4
Hiccup Mode Threshold
Hiccup Comparator Glitch Immunity
0.8 × VOUT V
100
µs
Hiccup Mode On-Time
0.5 1.0 1.5
ms
Hiccup Mode Off-Time
20 40
60
ms
Power-On Reset Threshold
6
9
V
SHUTDOWN, SHDN1
Mode 1 (Shutdown)
Mode 2 (1.5 V Out)
Mode 3 (3.3 V Out)
Mode 4 (1.5 V Out)
0.8
V
2
3.9
V
4.3
5.3
V
6.2
12
V
SHUTDOWN, SHDN2
Shutdown Input Low Voltage, VIL
Shutdown Input High Voltage, VIH
Supply Current, Normal Operation
Supply Current, Shutdown Mode
0.8
2.0
2.4 4.0
600 1000
V
V
mA Shutdown Inputs Floating
µA Both Channels Shut Down
NOTES
1Guaranteed by design.
25 VSB Supply is connected to, and measured at anode of Schottky Diode.
Specifications subject to change without notice.
–2–
REV. 0
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