MAX1714AEEP+ Maxim Integrated Products, MAX1714AEEP+ Datasheet - Page 3

• Manufacturer Part Number: MAX1714AEEP+
• Description: IC CNTRLR STP DWN HS 20-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX1714AEEP+

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2.5V, 3.3V, Adj
• Current - Output: 8A
• Frequency - Switching: 600kHz
• Voltage - Input: 2 ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-QSOP
• Power - Output: 727mW
• Output Voltage: 1 V to 5.5 V
• Output Current: 3000 mA
• Mounting Style: SMD/SMT
• Switching Frequency: 600 KHz
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Synchronous Pin: No
• Topology: Buck
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, 4A components from Table 1, V+ = +15V, V
noted.) (Note 1)
Overvoltage Trip Threshold
Overvoltage Fault Propagation
Delay
Output Undervoltage Protection
Threshold
Output Undervoltage Protection
Blanking Time
Current-Limit Threshold
(Positive Direction, Fixed)
Current-Limit Threshold
(Positive Direction, Adjustable)
Current-Limit Threshold
(Negative Direction)
Current-Limit Threshold
(Zero Crossing)
PGOOD Propagation Delay
PGOOD Output Low Voltage
PGOOD Leakage Current
Thermal Shutdown Threshold
V
Threshold
DH Gate-Driver On-Resistance
DL Gate-Driver On-Resistance
(Pull-Up)
DL Gate-Driver On-Resistance
(Pull-Down)
DH Gate-Driver Source/Sink
Current
DL Gate-Driver Source Current
DL Gate-Driver Sink Current
Dead Time
SKIP Input Current Logic
Threshold
PGOOD Trip Threshold
Logic Input High Voltage
Logic Input Low Voltage
Logic Input Current
ILIM Input Current
CC
Undervoltage Lockout
PARAMETER
_______________________________________________________________________________________
With respect to error comparator threshold (MAX1714A only)
FB forced 2% above trip threshold (MAX1714A only)
With respect to error comparator threshold
From SHDN signal going high
PGND - LX, I
PGND - LX
PGND - LX, SKIP = V
with respect to positive current-limit threshold
PGND - LX, SKIP = AGND
FB forced 2% below PGOOD trip threshold, falling edge
I
High state, forced to 5.5V
Hysteresis = 10°C
Rising edge, hysteresis = 20mV,
PWM disabled below this level
BST - LX forced to 5V
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
To disable overvoltage and undervoltage fault detection,
T
Measured at FB with respect to error comparator
threshold, falling edge
SHDN, SKIP
SHDN, SKIP
SHDN, SKIP
SHDN, SKIP
SINK
A
= +25°C
High-Speed Step-Down Controller
= 1mA
LIM
V
V
ILIM
ILIM
= V
CC
= 0.5V
= 2.0V
CC
CONDITIONS
, T
A
CC
= +25°C,
for Notebook Computers
= V
DD
= +5V, SKIP = AGND, T
10.5
A
MIN
170
-1.5
-90
4.1
2.4
65
10
90
40
-8
-1
= 0°C to +85°C, unless otherwise
TYP
-120
12.5
± 10
100
200
150
1.5
1.5
1.5
1.5
0.5
70
50
35
26
-6
3
1
1
3
MAX
-140
14.5
-0.1
110
230
0.4
4.4
1.7
0.8
75
30
60
-4
1
5
5
1
UNITS
mA
ms
mV
mV
mV
µA
µA
nA
µs
µs
°C
ns
%
%
%
Ω
Ω
Ω
%
A
A
A
V
V
V
V
3