MAX8632ETI+ Maxim Integrated Products, MAX8632ETI+ Datasheet - Page 4
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MAX8632ETI+
Manufacturer Part Number
MAX8632ETI+
Description
IC PWR SUPPLY DDR 28-TQFN
Manufacturer
Maxim Integrated Products
Specifications of MAX8632ETI+
Applications
Controller, DDR
Voltage - Input
2 ~ 28 V
Number Of Outputs
1
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
1.8 V or 2.5 V or 0.7 V to 5.5 V
Output Current
15 A
Input Voltage
2 V to 28 V
Supply Current
25 uA
Switching Frequency
600 KHz
Mounting Style
SMD/SMT
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS (continued)
(V
= GND, PGND1 = PGND2 = LX = GND, TON = OPEN, V
are at T
Integrated DDR Power-Supply Solution for
Desktops, Notebooks, and Graphic Cards
Dual Mode is a trademark of Maxim Integrated Products, Inc.
4
MOSFET DRIVERS
DH Gate-Driver On-Resistance
DL Gate-Driver On-Resistance in
High State
DL Gate-Driver On-Resistance in
Low State
Dead Time (Additional to
Adaptive Delay)
INPUTS AND OUTPUTS
Logic Input Threshold
(SHDN, STBY, SKIP)
Logic Input Current
(SHDN, STBY, SKIP)
Dual-Mode™ Input Logic
Levels (FB)
Input Bias Current (FB)
Four-Level Input Logic Levels
(TON, OVP/UVP)
Logic Input Current
(TON, OVP/UVP)
OUT Input Resistance
OUT Discharge-Mode
On-Resistance
DL Turn-On Level During
Discharge Mode
(Measured at OUT)
IN
_______________________________________________________________________________________
= +15V, V
A
= +25°C.) (Note 1)
PARAMETER
DD
= AV
DD
= V
SHDN
SYMBOL
= STBY = V
V
DH falling to DL rising
DL falling to DH rising
Rising edge
Hysteresis
Low (2.5V output)
High (1.8V output)
High
Floating
REF
Low
FB = GND
FB = AV
FB adjustable mode
BST
BST
= V
- V
VTTS
LX
DD
ILIM
= 5V
= 5V, V
= V
CONDITIONS
VTT
, T
OUT
A
= -40°C to +85°C, unless otherwise noted. Typical values
= V
REFIN
= V
VTTI
= 2.5V, UVP/OVP = TP0 = FB = SKIP
AV
MIN
1.20
3.15
1.65
0.01
-0.1
400
2.1
0.4
90
70
-1
-3
DD
-
TYP
225
175
135
800
0.5
1.7
0.1
30
50
10
1
1
MAX
1600
+0.1
2.20
0.05
3.85
2.35
0.20
350
270
0.5
+1
+3
25
4
4
3
UNITS
mV
kΩ
µA
µA
µA
ns
Ω
Ω
Ω
Ω
V
V
V
V