MAX8550AETI+ Maxim Integrated Products, MAX8550AETI+ Datasheet - Page 8

• Manufacturer Part Number: MAX8550AETI+
• Description: IC PWR SUP DDR INTEG 28TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8550AETI+

• Applications: Controller, DDR
• Voltage - Input: 2 ~ 28 V
• Number Of Outputs: 2
• Voltage - Output: 1.8V, 2.5V, 0.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Output Voltage: 0.7 V to 5.5 V, 1.8 V, 2.5 V
• Output Current: 1.5 A
• Input Voltage: 2 V to 28 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Integrated DDR Power-Supply Solution for
Desktops, Notebooks, and Graphic Cards
(V
8
0A
0V
0A
0V
VIN
_______________________________________________________________________________________
= 12V, V
UVP DISABLED, FOLDBACK CURRENT LIMIT
500mV/div
500mV/div
500mV/div
SHORT CIRCUIT AND
5V/div
RECOVERY OF V
OUT
STANDBY RESPONSE, VTT AT NO LOAD
400μs/div
= 2.5V, TON = GND, SKIP = AV
DDQ
MAX8550A toc19
2ms/div
V
2V/div
V
10V/div
I
2A/div
I
10A/div
LOAD
IN
OUT
IN
MAX8550A toc17b
0A
0V
0A
1.8V
0.9V
0.9V
0V
Typical Operating Characteristics (continued)
UVP ENABLED
STBY
V
VTT
VTTR
DD
OUT
, circuit of Figure 8, T
SHORT CIRCUIT AND
RECOVERY OF V
400μs/div
DDQ
MAX8550A toc20
A
= +25°C, unless otherwise noted.)
0A
0V
0V
0V
V
2V/div
I
10A/div
V
10V/div
I
2A/div
LOAD
IN
OUT
IN
OVERVOLTAGE AND TURN-OFF
OF BUCK OUTPUT
0A
0V
20μs/div
SHORT CIRCUIT OF VTT
400μs/div
MAX8550A toc18
I
25A/div
V
2V/div
DH
20V/div
DL
5V/div
L
OUT
MAX8550A toc21
VTT
1V/div
I
5A/div
VTT