ADP2504-4.5-EVALZ Analog Devices Inc, ADP2504-4.5-EVALZ Datasheet - Page 3

• Manufacturer Part Number: ADP2504-4.5-EVALZ
• Description: BOARD EVALUATION ADP2504 4.5V
• Manufacturer: Analog Devices Inc

Specifications of ADP2504-4.5-EVALZ

• Main Purpose: DC/DC, Step Up or Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: 4.5W
• Voltage - Output: 4.5V
• Current - Output: 1A
• Voltage - Input: 2.5 ~ 5.5V
• Regulator Topology: Buck-Boost
• Frequency - Switching: 2.5MHz
• Board Type: Fully Populated
• Utilized Ic / Part: ADP2504
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SPECIFICATIONS
V
unless otherwise noted.
Table 1.
Parameters
INPUT CHARACTERISTICS
OUTPUT CHARACTERISTICS
CURRENT CHARACTERISTICS
SWITCH CHARACTERISTICS
OSCILLATOR AND STARTUP
LOGIC LEVEL CHARACTERISTICS
THERMAL CHARACTERISTICS
1
All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC).
IN
Reverse Current Limit
Oscillator Frequency
On Time PMOS1 (Buck Mode)
On Time NMOS2 (Boost Mode)
SYNC Clock Frequency
SYNC Clock Minimum Off Time
EN, SYNC Input High Threshold
EN, SYNC Input Low Threshold
EN, SYNC Leakage Current
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
Input Voltage Range
Undervoltage Lockout Threshold
Output Voltage Range
Feedback Impedance
Feedback Voltage
Output Voltage Initial Accuracy
Load and Line Regulation
Quiescent Current (V
Shutdown Current
N-Channel Switches
P-Channel Switches
P-Channel Leakage
Switch Current Limit
= 3.6 V, V
ADP2504
ADP2503
OUT
= 3.3 V, @ T
IN
1
)
A
= T
J
= −40°C to +125°C for minimum/maximum specifications and T
Conditions
V
V
ADP2503/ADP2504 adjustable output (PWM operation, no load)
ADP2503/ADP2504 fixed output (PWM operation, no load)
V
V
I
T
V
V
T
Minimum duty cycle = 30%
Maximum duty cycle = 50% (×2)
V
OUT
A
J
IN
IN
IN
IN
IN
IN
EN
= −40°C to +85°C
= T
rising
falling
= 2.3 V to 3.6 V, I
= 2.3 V to 5.5 V, I
= 3.6 V
= V
= V
= 0 mA, V
J
OUT
= −40°C to +85°C
IN
, V
= 3.6 V
SYNC
IN
= V
= EN = 3.6 V, device not switching
IN
LOAD
LOAD
Rev. A | Page 3 of 16
= 0 mA to 500 mA, forced PWM mode
= 0 mA to 500 mA, forced PWM mode
A
= 25°C for typical specifications,
ADP2503/ADP2504
Min
2.3
2.15
2.10
2.8
490
−2
1.3
1.0
2.1
130
2.2
160
1.2
−1
Typ
2.20
2.14
450
500
38
0.2
150
150
2.5
+0.1
150
25
Max
5.5
2.25
2.20
5.5
510
+2
0.5
0.6
50
1
1
2.0
1.4
1.1
2.9
200
2.8
0.4
+1
Unit
V
V
V
V
kΩ
mV
%
%
μA
μA
mΩ
mΩ
μA
A
A
A
MHz
ns
ns
MHz
ns
V
V
μA
°C
%
°C