ADP5040 Analog Devices, ADP5040 Datasheet - Page 3

• Manufacturer Part Number: ADP5040
• Description: Micro PMU with 1.2 A Buck Regulator and Two 300 mA LDOs
• Manufacturer: Analog Devices

Data Sheet
SPECIFICATIONS
GENERAL SPECIFICATIONS
AVIN, VIN1 = 2.3 V to 5.5 V; AVIN, VIN1 ≥VIN2, VIN3; VIN2, VIN3 = 1.7 V to 5.5 V, T
specifications, and T
Table 1.
Parameter
AVIN UNDERVOLTAGE LOCKOUT
SHUTDOWN CURRENT
START-UP TIME
Enx, MODE, INPUTS
1
BUCK SPECIFICATIONS
AVIN, VIN1 = 2.3 V to 5.5 V; V
specifications, and T
Table 2.
Parameter
INPUT CHARACTERISTICS
OUTPUT CHARACTERISTICS
VOLTAGE FEEDBACK
PWM TO POWER SAVE MODE
INPUT CURRENT CHARACTERISTICS
Start-up time is defined as the time from the moment EN1 = EN2 = EN3 transfers from 0 V to V
nominal level. Start-up times are shorter for individual channels if another channel is already enabled. See the Typical Performance Characteristics section for more
information.
Input Voltage Range
Output Voltage Accuracy
Line Regulation
Load Regulation
CURRENT THRESHOLD
DC Operating Current
Shutdown Current
Input Voltage Rising
Input Voltage Falling
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
BUCK
LDO1, LDO2
Input Logic High
Input Logic Low
Input Leakage Current
Option 0
Option 1
Option 0
Option 1
1
A
A
= 25°C for typical specifications, unless otherwise noted.
= 25°C for typical specifications, unless otherwise noted.
OUT1
= 1.8 V; L = 1 µH; C
Symbol
V
V
(ΔV
(ΔV
V
I
I
I
PSM_L
NOLOAD
SHTD
IN1
OUT1
FB1
OUT1
OUT1
/V
/V
OUT1
OUT1
Symbol
UVLO
UVLO
UVLO
I
TS
TS
t
t
V
V
V
GND-SD
START1
START2
IH
IL
I-LEAKAGE
SD
SD-HYS
)/ΔV
)/ΔI
AVIN
AVINRISE
AVINFALL
OUT1
IN1
IN
= 10 µF; C
Rev. 0 | Page 3 of 40
PWM mode,
I
PWM mode
MODE = ground
I
Test Conditions/Comments
I
channels disabled
EN1 = 0 V, T
LOAD
LOAD
LOAD
Description
ENx = GND
T
V
2.5 V ≤ AVIN ≤ 5.5 V
2.5 V ≤ AVIN ≤ 5.5 V
ENx = AVIN or GND
J
OUT2
rising
= 0 mA to 1200 mA
= mA to 1200 mA, PWM mode
= 0 mA, device not switching, all other
, V
OUT
OUT3
= 10 µF; T
A
= 3.3 V
= T
J
AVIN
= −40°C to +125°C
1
to the moment VOUT1, VOUT2, and VOUT3 reache 90% of their
J
= −40°C to +125°C for minimum/maximum
J
= −40°C to +125°C for minimum/maximum
Min
2.3
−3
0.485
Min
1.95
3.1
1.2
Typ
−0.05
−0.1
0.5
100
21
0.2
Typ
0.1
150
20
250
85
0.05
ADP5040
Max
2.275
3.9
2
0.4
1
Max
5.5
+3
0.515
35
1.0
Unit
V
V
V
V
µA
°C
°C
µs
µs
V
V
µA
Unit
V
%
%/V
%/A
V
mA
μA
μA