ADP2114 Analog Devices, ADP2114 Datasheet - Page 4

• Manufacturer Part Number: ADP2114
• Description: Configurable, Dual 2 A/Single 4 A, Synchronous Step-Down DC-to-DC Regulator
• Manufacturer: Analog Devices

ADP2114
Parameter
CURRENT LIMIT
SWITCH NODE CHARACTERISTICS
ENABLE INPUT
THERMAL SHUTDOWN
SOFT START
POWER GOOD
1
2
Pin-to-pin measurements.
The thresholds are expressed in percentage terms of the nominal output voltage.
SYNC Pin Capacitance to GND
SYNC Input Logic Low
SYNC Input Logic High
Phase Shift Between Channels
CLKOUT Frequency
CLKOUT Positive Pulse Time
CLKOUT Rise or Fall Time
Peak Output Current Limit, Channel 1
Peak Output Current Limit, Channel 2
Current Sense Amplifier Gain
Hiccup Time
Number of Cumulative Current Limit
High-Side, P-Channel R
Low-Side, N-Channel R
SWx Minimum On Time
SWx Minimum Off Time
SWx Maximum Leakage Current
EN1, EN2 Logic Low Level
EN1, EN2 Logic High Level
EN1, EN2 Input Leakage Current
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
SS1, SS2 Pin Current
Soft Start Threshold Voltage
Soft Start Pull-Down Current
Overvoltage PGOODx Rising Threshold
Overvoltage PGOODx Falling Threshold
Undervoltage PGOODx Rising Threshold
Undervoltage PGOODx Falling Threshold
PGOODx Delay
PGOODx Leakage Current
PGOODx Low Saturation Voltage
Cycles to Go into Hiccup
DS ON
DS ON
1
1
2
2
2
2
Symbol
C
V
V
f
t
I
I
G
SW
SW
EN
EN
I
T
I
V
LIMIT1
LIMIT2
EN_LEAK
SS1
CLKOUT
CLKOUT
TMSD
SYNC
IL_SYNC
IH_SYNC
SS_THRESH
CS
LOW
HI
, I
ON MIN
OFF MIN
SS2
Conditions
f
FREQ tied to GND
FREQ via 8.2 kΩ to GND
FREQ via 27 kΩ to GND
C
All current limit parameters provided for
VDD = VINx = 2.75 V to 5.5 V
OPCFG tied to GND or via 4.7 kΩ to GND
OPCFG via 8.2 kΩ or 15 kΩ to GND
OPCFG tied to GND or via 4.7 kΩ to GND
OPCFG via 8.2 kΩ or 15 kΩ to GND
f
VDD = VINx = 3.3 V
VDD = VINx = 5.0 V
VDD = VINx = 3.3 V
VDD = VINx = 5.0 V
VDD = VINx = 2.75 V to 5.5 V
VDD = VINx = 5.5 V
VDD = VINx = 2.75 V
VDD = VINx = 2.75 V to 5.5 V; ENx = GND,
T
VDD = VINx = 2.75 V to 5.5 V
VDD = VINx = 2.75 V to 5.5 V
VDD = VINx = ENx = 2.75 V to 5.5 V,
T
VDD = VINx = 2.75 V to 5.5 V; V
VDD = VINx = 2.75 V to 5.5 V
VDD = VINx = 2.75 V to 5.5 V; EN = GND
All power good parameters provided for
VDD = VINx = 2.75 V to 5.5 V
V
I
PGOODx
CLKOUT
SW
J
J
CLKOUT
PGOODx
= −40°C to +115°C
= −40°C to +115°C
= 300 kHz
Rev. 0 | Page 4 of 40
= 2 × f
= 20 pF
= 1 mA
= VDD
SW
SS
= 0 V
Min
2.0
510
1020
2040
100
2.4
3.5
2.4
1.2
10
2
4.8
0.5
100
85
Typ
5
180
600
1200
2400
10
3.3
3.3
4
13.6
8
68
52
32
27
107
192
255
0.1
0.1
150
25
6.0
0.65
116
108
92
84
50
0.1
50
4.5
1.9
Max
0.8
690
1380
2760
4.0
5.3
4.0
2.6
17
15
0.8
1
7.8
114
97
1
110
Unit
pF
V
V
Degrees
kHz
kHz
kHz
ns
ns
A
A
A
A
A/V
ms
Cycles
mΩ
mΩ
mΩ
mΩ
ns
ns
ns
μA
V
V
μA
°C
°C
μA
V
mA
%
%
%
%
μs
μA
mV