MAX8717ETI+ Maxim Integrated Products, MAX8717ETI+ Datasheet - Page 4

• Manufacturer Part Number: MAX8717ETI+
• Description: IC CNTRLR PWR SUP 28-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8717ETI+

• Applications: Controller, Notebook Computers
• Voltage - Input: 4 ~ 26 V
• Number Of Outputs: 2
• Voltage - Output: 3.3V, 5V, 1 ~ 5.5 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Interleaved High-Efficiency, Dual Power-Supply
Controllers for Notebook Computers
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
Typical values are at T
4
Low-Noise-Mode Threshold
ILIM_ Leakage Current
Reference Load Regulation
Reference Sink Current
REF Lockout Voltage
FAULT DETECTION
Output Overvoltage Trip
Threshold
Output Overvoltage
Fault-Propagation Delay
Output Undervoltage-Protection
Trip Threshold
Output Undervoltage
Fault-Propagation Delay
Output Undervoltage-Protection
Blanking Time
PGOOD_ Lower Trip Threshold
PGOOD_ Propagation Delay
PGOOD_ Output Low Voltage
PGOOD_ Leakage Current
Thermal-Shutdown Threshold
GATE DRIVERS
DH_ Gate-Driver On-Resistance
DL_ Gate-Driver On-Resistance
(Note 5)
DH_ Gate-Driver Source/Sink
Current
DL_ Gate-Driver Source Current
DL_ Gate-Driver Sink Current
Dead Time
LX_, BST_ Leakage Current
_______________________________________________________________________________________
PARAMETER
IN
A
= 12V, FSEL = REF, SKIP_ = 0, V
= +25°C.)
V
SYMBOL
(SOURCE)
I
t
I
REF(UVLO)
DL (SINK)
PGOOD
PGOOD
t
T
ΔV
t
V
BLANK
DEAD
t
t
SHDN
R
R
I
OVP
UVP
I
IDLE
DH
DL
DH
DL
REF
_
_
V
SKIP_ = REF
ILIM_ = V
V
SKIP_ = REF with
respect to current-
limit threshold
I
Rising edge, hysteresis = 50mV
MAX8716/MAX8717/MAX8756 only
50mV overdrive,
MAX8716/MAX8717/MAX8756 only
With respect to error-comparator threshold
50mV overdrive
From rising edge of ON_
With respect to error-comparator threshold,
hysteresis = 1%
Falling edge, 50mV overdrive
I
High state, PGOOD_ forced to 5.5V
Hysteresis = 15°C
BST_ - LX_ forced to 5V (Note 5)
DL_, high state
DL_, low state
DH_ forced to 2.5V, BST_ - LX_ forced to
5V
DL_ forced to 2.5V
DL_ forced to 2.5V
DL_ rising
DH_ rising
V
REF
SINK
CSH
CSH
BST
= 0µA to 50µA
_ = V
_ - V
_ - V
= 4mA
ON_
CC
CSL
CSL
LX
= V
_ = 26V
(Note 3) MAX8756
_
_
ILIM_
CONDITIONS
= V
M AX 8716, M AX 8717,
M AX 8757
M AX 8716, M AX 8717,
M AX 8757
MAX8756
CC
= V
DD
= 5V
,
T
A
= 0°C to +85°C, unless otherwise noted.
-12.5
MIN
2.5
10
11
65
1
+160
6144
TYP
-10
< 2
2.5
1.8
1.5
1.7
0.6
1.7
3.3
10
15
10
70
10
10
35
26
5
5
2
MAX
-8.0
7.5
0.1
0.4
10
19
75
20
4
1
5
5
3
UNITS
1/f
mV
mV
µA
µA
µA
°C
µA
µs
µs
µs
ns
%
%
%
%
OSC
Ω
Ω
V
V
A
A
A