MAX8650EEG+ Maxim Integrated Products, MAX8650EEG+ Datasheet - Page 3

• Manufacturer Part Number: MAX8650EEG+
• Description: IC CNTRLR STP DWN 24-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX8650EEG+

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 5.5 V
• Current - Output: 25A
• Frequency - Switching: 200kHz ~ 1.2MHz
• Voltage - Input: 4.5 ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-QSOP
• Power - Output: 762mW
• Output Voltage: 0.7 V to 5.5 V
• Output Current: 25 A
• Input Voltage: 4.5 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

ELECTRICAL CHARACTERISTICS (continued)
(V
ERROR AMPLIFIER
FB Regulation Voltage
Transconductance
COMP Shutdown Resistance
FB Input Leakage Current
FB Input Common-Mode Range
CURRENT-SENSE AMPLIFIER
Voltage Gain
CURRENT LIMIT
Peak Current-Limit
Threshold (V
Valley Current-Limit Threshold
(V
Negative Current-Limit Threshold
CS+, CS- Input Current
CS+, CS- Input Common-Mode
Range
SLOPE COMPENSATION
Slope Compensation at Maximum
Duty Cycle
SCOMP High Threshold
SCOMP Low Threshold
SCOMP Adjustment Range
SCOMP Input Leakage Current
OSCILLATOR
Switching Frequency
Minimum Off-Time
Minimum On-Time
IN
LX
= 12V, V
- V
PGND
PARAMETER
BST
4.5V to 28V Input Current-Mode Step-Down
CS+
)
- V
- V
LX
CS-
_______________________________________________________________________________________
= 6.5V, T
)
Controller with Adjustable Frequency
A
= -40°C to +85°C. Typical values are at T
REFIN = AVL
V
From COMP to GND, V
V
V
R
ILIM1 = AVL
R
R
% of (typ) positive direction current limit (V
V
V
V
SCOMP = AVL
SCOMP = GND, T
T
V
R
R
Measured at DH
Measured at DH
A
REFIN
FB
OUT
ILIM1
ILIM2
ILIM2
CS+
SCOMP
SCOMP
SCOMP
FSYNC
FSYNC
= -40°C to +85°C
= 0.7V
= V
= 0 to 5.5V, V
= 24kΩ
= 50kΩ
= 200kΩ
= 0.7V to 1.5V
= 21.0kΩ
= 143kΩ
= 2.5V
= 1.25V
= 1.25V to 2.5V
CS-
= 0V or 5.5V
A
CS+
= 0°C to +85°C
CONDITIONS
EN
- V
= 0V
CS-
= 30mV
A
= +25°C, unless otherwise noted.) (Note 1)
LX
- V
PGND
)
0.00375
V
231.25
113.77
231.25
113.77
110.70
0.693
-42.5
27.2
68.0
-170
1.25
MIN
REFIN
-0.1
800
160
-90
-25
0.5
70
0
-
V
250.00
123.00
250.00
123.00
123.00
-50.0
1000
-200
-120
TYP
REFIN
32.0
80.0
110
200
235
0.7
20
12
75
5
5
V
0.00375
V
268.75
132.23
268.75
132.23
132.23
AVL
0.707
MAX
-57.5
1200
+1.5
-230
-150
REFIN
36.8
92.0
+25
160
100
200
240
100
5.5
2.5
50
+
- 0.5
UNITS
kHz
V/V
mV
mV
mV
µS
nA
µA
nA
ns
ns
%
Ω
V
V
V
V
V
V
3