MAX1637EEE Maxim Integrated Products, MAX1637EEE Datasheet - Page 3

• Manufacturer Part Number: MAX1637EEE
• Description: IC CTRLR MINI LV STPDWN 16-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX1637EEE

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.1 ~ 5.5 V
• Current - Output: 3A
• Frequency - Switching: Adj to 350kHz
• Voltage - Input: 3.15 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Power - Output: 667mW
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
T
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V
OVERVOLTAGE PROTECTION
INPUTS AND OUTPUTS
SMPS CONTROLLER
INTERNAL REFERENCE
OSCILLATOR
Overvoltage Trip Threshold
Overvoltage Fault Propagation Delay
Output Undervoltage Lockout Threshold
Output Undervoltage Lockout Delay
Logic Input Voltage High
Logic Input Voltage Low
Logic Input Bias Current
Current-Sense Input Leakage Current
Gate Driver Sink/Source Current
Gate Driver On-Resistance
Input Voltage Range
Output Voltage
Output Adjustment Range
Current-Limit Threshold
Power Consumption
V
V
Oscillator Frequency
SYNC Input Pulse Width High
SYNC Input Pulse Width Low
SYNC Input Rise/Fall Time
SYNC Input Frequency Range
A
CC
GG
= +25°C.)
Undervoltage Lockout Threshold
Undervoltage Lockout Threshold
PARAMETER
PARAMETER
CC
_______________________________________________________________________________________
CC
= V
= V
GG
GG
= 5V, SYNC = V
= 5V, SYNC = V
FB, with respect to regulation point
FB to DL delay, 22mV overdrive, C
% of nominal output
From shutdown or power-on-reset state
SHDN, SKIP, SYNC
SHDN, SKIP, SYNC
Pin at GND or V
CSH = CSL = 5V, V
either CSH or CSL input
DH or DL forced to 2V
High or low, DH or DL
V
FB tied to V
includes line and load regulation
V
V
CSH > CSL
V
V
Rising edge, hysteresis = 15mV
Rising edge, hysteresis = 15mV
SYNC = V
SYNC = GND
CC
CC
CC
CC
CC
Precision Step-Down Controller
, V
= 5V
= 3.3V
= V
= V
CC
CC
GG
, I
GG
GG
, I
REF
CC
REF
OUT
= 5V, output not switching
= 3.3V, output not switching
= 0mA, T
, 0mV < (CSH - CSL) < 80mV,
CC
= 0mA, T
CONDITIONS
CONDITIONS
CC
= V
A
Miniature, Low-Voltage,
= -40°C to +85°C, unless otherwise noted.) (Note 2)
A
GG
= 0°C to +85°C, unless otherwise noted. Typical values are at
= GND,
GATE
= 2000pF
1.080
V
V
3.15
2.80
2.80
MIN
MIN
262
170
200
200
240
2.4
60
70
-1
REF
REF
4
6144
TYP
1.25
TYP
70
7
1
1.120
MAX
MAX
1.75
3.05
3.05
130
338
230
200
340
0.8
5.5
5.5
3.6
2.5
10
80
10
1
7
UNITS
UNITS
clocks
mW
mW
kHz
kHz
mV
µA
µA
µs
ns
ns
ns
%
%
Ω
A
V
V
V
V
V
V
V
3