IC PWR SUPPLY DDR 28-TQFN

MAX8632ETI+T

Manufacturer Part NumberMAX8632ETI+T
DescriptionIC PWR SUPPLY DDR 28-TQFN
ManufacturerMaxim Integrated Products
MAX8632ETI+T datasheet
 


Specifications of MAX8632ETI+T

ApplicationsController, DDRVoltage - Input2 ~ 28 V
Number Of Outputs1Voltage - Output1.8V, 2.5V, 0.7 ~ 5.5 V
Operating Temperature-40°C ~ 85°CMounting TypeSurface Mount
Package / Case28-TQFN Exposed PadOutput Voltage1.8 V, 2.5 V, 0.7 V to 5.5 V
Output Current15 AInput Voltage2 V to 28 V
Mounting StyleSMD/SMTMaximum Operating Temperature+ 85 C
Minimum Operating Temperature- 40 CLead Free Status / RoHS StatusLead free / RoHS Compliant
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Integrated DDR Power-Supply Solution for
Desktops, Notebooks, and Graphic Cards
= 2.5V, TON = GND, SKIP = AV
(V
= 12V, V
VIN
OUT
EFFICIENCY vs. LOAD CURRENT
(TON = GND)
100
f
= 600kHz
SW
90
80
V
= 2.5V
OUT
70
V
= 1.8V
60
OUT
50
V
= 1.5V
OUT
40
30
20
SKIP = GND
10
SKIP = AV
0
0.01
0.1
1
10
I
(A)
LOAD
SWITCHING FREQUENCY vs. INPUT VOLTAGE
(TON = GND)
700
680
660
I
= 12A
640
LOAD
620
600
580
560
540
520
500
I
= 0A
LOAD
480
460
440
420
400
4
6
8 10 12 14 16 18
20 22
24
V
(V)
IN
VTT VOLTAGE
vs. VTT CURRENT
MAX8632 toc07
1.34
1.32
V
= 0.9V
1.30
VTT
1.28
1.26
1.24
1.22
V
= 1.25V
VTT
1.20
1.18
-3
-2
-1
0
1
2
3
I
(A)
VTT
6
_______________________________________________________________________________________
Typical Operating Characteristics
, circuit of Figure 8, T
= +25°C, unless otherwise noted.)
DD
A
EFFICIENCY vs. LOAD CURRENT
(TON = OPEN)
100
f
= 300kHz
SW
90
80
70
V
60
V
= 1.8V
OUT
50
V
= 1.5V
OUT
40
30
20
SKIP = GND
10
SKIP = AV
DD
0
100
0.01
0.1
1
10
I
(A)
LOAD
SWITCHING FREQUENCY vs. TEMPERATURE
(TON = GND)
700
690
680
670
I
LOAD
660
650
640
630
620
610
600
26
28
-40
-25
-10
5
20
35
50
TEMPERATURE (°C)
VTTR VOLTAGE
vs. VTTR CURRENT
0.93
1.28
0.92
1.27
0.91
1.26
0.90
1.25
0.89
1.24
0.88
1.23
0.87
1.22
0.86
1.21
0.85
1.20
-15
-10
-5
0
5
I
(mA)
VTTR
SWITCHING FREQUENCY vs. LOAD CURRENT
(TON = GND)
700
650
600
550
500
= 2.5V
OUT
450
400
350
300
250
200
150
100
50
DD
0
0
1
2
3
4
5
6
7
8
100
I
(A)
LOAD
OUTPUT VOLTAGE
vs. LOAD CURRENT
2.540
2.535
2.530
2.525
= 12A
2.520
2.515
2.510
2.505
2.500
2.495
2.490
65
80
0
2
4
6
8
I
(A)
LOAD
LINE REGULATION
(V
vs. V
)
OUT
IN
2.55
2.54
2.53
2.52
I
LOAD
2.51
2.50
I
LOAD
2.49
2.48
2.47
2.46
2.45
10
15
4
6
8 10 12 14 16 18
20 22
V
(V)
IN
SKIP = GND
SKIP = AV
DD
9
10
11
12
V
= 15V,
IN
TON = GND
SKIP = GND
SKIP = AV
DD
10
12
14
= 0A
= 12A
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