ADP1876-EVALZ AD [Analog Devices], ADP1876-EVALZ Datasheet - Page 5
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ADP1876-EVALZ
Manufacturer Part Number
ADP1876-EVALZ
Description
600 kHz Dual Output Synchronous Buck
Manufacturer
AD [Analog Devices]
Data Sheet
Parameter
COMP VOLTAGE RANGE
THERMAL SHUTDOWN
OVERVOLTAGE AND POWER-GOOD
FB1 TO TRK1 OFFSET VOLTAGE
SOFT START (SSx Pins)
POWER GOOD (PGOODx Pins)
INTEGRATED RECTIFIER
INDEPENDENT LOW DROPOUT
DHx or DLx Driver R
DHx or DLx Driver R
DHx or DLx Driver R
DHx Maximum Duty Cycle
Minimum DHx On Time
Minimum DHx Off Time
Minimum DLx On Time
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
THRESHOLDS (FBx PINS)
FBx Overvoltage Threshold
FBx Overvoltage Hysteresis
FBx Undervoltage Threshold
FBx Undervoltage Hysteresis
SSx Output Current
SSx Pull-Down Resistor
PGOODx Pull-up Resistor
PGOODx Delay
Overvoltage or Undervoltage
ILIM1, ILIM2 Threshold Voltage
ILIM1, ILIM2 Output Current
Current Sense Blanking Period
(BOOST DIODE) RESISTANCE
LINEAR REGULATOR
VINLDO Voltage Range
VOUTLDO Voltage
VOUTLDO Maximum Load
Quiescent Current
Line Regulation
Load Regulation
Power Supply Rejection Ratio
Current
Current
Minimum Duration
1
1
ON
ON
ON
, Sourcing
, Tempco
, Sinking
1
Symbol
R
TC
R
V
T
V
V
I
R
V
V
V
I
ΔV
ΔV
PSRR
SS
INLDO
ON_SOURCE
ON_SINK
TMSD
PGOOD
COMP
OV
UV
INLDO
OUTLDO
OUTLDO
RON
OUTLDO
OUTLDO
Test Conditions/Comments
Sourcing 2 A with a 100 ns pulse
Sourcing 1 A with a 100 ns pulse,
V
V
Sinking 2 A with a 100 ns pulse
Sinking 1 A with a 100 ns pulse,
V
f
V
V
TRK1 = 0.3 V to 0.55 V,
offset = V
During start-up
During a fault condition
Internal pull-up resistor to VCCO
This is the minimum duration
required to trip the PGOODx signal
Relative to PGNDx
ILIMx = PGNDx
After DLx goes high, current limit is
not sensed during this period
At 20 mA forward current
Input range
V
150 mA
V
V
output
I
V
150 mA
1 kHz, V
10 mA load
OSC
OUTLDO
IN
IN
IN
FB
FB
INLDO
INLDO
INLDO
INLDO
= 3 V
= 3 V or 12 V
= 3 V
rising
rising
= 600 kHz
= 2.7 V to 5.5 V, I
= 2.7 V to 5.5 V
= 2.7 V to 5.5 V, no load at
= 2.7 V to 5.5 V, I
= 150 mA, V
Rev. A | Page 5 of 24
INDLO
FB
− V
= 2.7 V to 5.5 V,
TRK
INLDO
OUTLDO
OUTLDO
= 2.7 V to 5.5 V
= 1 mA to
= 1 mA to
Min
0.85
0.67
0.51
−120
4.6
−5
40
2.7
1.47
Typ
2
2.3
0.3
1.5
2
76
155
20
0.7
40
0.54
30
6.5
1
12.5
12
12
0
50
100
16
1.5
30
70
Max
130
340
290
2.3
0.73
0.57
+50
8.4
+5
60
5.5
1.53
150
60
0.3
0.4
ADP1876
Unit
Ω
Ω
%/°C
Ω
Ω
%
ns
ns
ns
V
°C
°C
V
mV
V
mV
mV
μA
kΩ
kΩ
μs
μs
mV
μA
ns
Ω
V
V
mA
μA
%
%
dB