ADP5023 Analog Devices, ADP5023 Datasheet - Page 3

• Manufacturer Part Number: ADP5023
• Description: Dual 3 MHz, 800 mA Buck Regulator with One 300 mA LDO
• Manufacturer: Analog Devices

Data Sheet
SPECIFICATIONS
GENERAL SPECIFICATIONS
V
typical specifications, unless otherwise noted.
Table 1.
Parameter
INPUT VOLTAGE RANGE
THERMAL SHUTDOWN
START-UP TIME
EN1, EN2, EN3, MODE INPUTS
INPUT CURRENT
VIN1 UNDERVOLTAGE LOCKOUT
1
Start-up time is defined as the time from EN1 = EN2 = EN3 from 0 V to V
shorter for individual channels if another channel is already enabled. See the Typical Performance Characteristics section for more information.
AVIN
Threshold
Hysteresis
BUCK1, LDO
BUCK2
Input Logic High
Input Logic Low
Input Leakage Current
All Channels Enabled
All Channels Disabled
High UVLO Input Voltage Rising
High UVLO Input Voltage Falling
Low UVLO Input Voltage Rising
Low UVLO Input Voltage Falling
= V
IN1
= V
1
IN2
= 2.3 V to 5.5 V; V
IN3
= 1.7 V to 5.5 V; T
Symbol
V
TS
TS
t
t
V
V
V
I
I
UVLO
UVLO
UVLO
UVLO
STBY-NOSW
SHUTDOWN
START1
START2
AVIN
IH
IL
I-LEAKAGE
SD
SD-HYS
, V
VIN1RISE
VIN1FALL
VIN1RISE
VIN1FALL
IN1
, V
IN2
Test Conditions/Comments
T
No load, no buck switching
T
J
J
J
AVIN
= −40°C to +125°C for minimum/maximum specifications, and T
rising
= −40°C to +85°C
Rev. A | Page 3 of 28
to VOUT1, VOUT2, and VOUT3 reaching 90% of their nominal level. Start-up times are
Min
2.3
1.1
3.1
1.95
Typ
150
20
250
300
0.05
108
0.3
Max
5.5
0.4
1
175
1
3.9
2.275
ADP5023
A
= 25°C for
Unit
V
°C
°C
µs
µs
V
V
µA
µA
µA
V
V
V
V