參數(shù)資料
型號(hào)： MAX733CWE
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi)： 穩(wěn)壓器
英文描述： Current-Mode SMPS Controller
中文描述： 1.5 A SWITCHING REGULATOR, 170 kHz SWITCHING FREQ-MAX, PDSO16
封裝： SO-16
文件頁(yè)數(shù)： 2/17頁(yè)
文件大?。?/td> 338K
代理商： MAX733CWE
M
2-Wire-Interfaced 8-Bit I/O Port Expander
with Reset
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
V+ to GND................................................................-0.3V to +6V
I/O1
–
I/O7 as an Input.......................(V
SS
- 0.3V) to (V
DD
+ 0.3V)
I/O0 as an Input..............................................(V
SS
- 0.3V) to +6V
SCL, SDA, AD0, AD1, AD2,
RESET
...............(V
SS
- 0.3V) to +6V
DC Current on I/O0 ........................................................ +400μA
DC Current on I/O1 to I/O7 .............................................
±
50mA
Maximum GND and V+ Current........................................180mA
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Continuous Power Dissipation (T
A
= +70
°
C)
16-Pin TSSOP (derate 5.7mW/
°
C above +70
°
C) .........457mW
16-Pin QSOP (derate 8.3mW/
°
C above +70
°
C)...........667mW
16-Pin Thin QFN (derate 16.9mW/
°
C above +70
°
C) ...1349mW
Operating Temperature Range .........................-40
°
C to +125
°
C
Junction Temperature......................................................+150
°
C
Storage Temperature Range.............................-65
°
C to +150
°
C
Lead Temperature (soldering, 10s).................................+300
°
C
DC ELECTRICAL CHARACTERISTICS
(V+ = 2.3V to 5.5V, GND = 0,
RESET
= V+, T
A
= -40
°
C to +125
°
C, unless otherwise noted. Typical values are at V+ = 3.3V, T
A
= +25
°
C.)
(Note 1)
PARAMETER
SYM B O L
V+
CONDITIONS
MIN
2.3
TYP
MAX
5.5
30
40
80
3.4
3.9
5
2.1
UNITS
V
Supply Voltage
V+ = 2.3V
V+ = 3.3V
V+ = 5.5V
V+ = 2.3V
V+ = 3.3V
V+ = 5.5V
19
29
65
1.5
1.7
2.1
1.6
Supply Current
I+
All outputs floating,
all inputs at V+ or GND,
f
SCL
= 400kHz
μA
Standby Current
All outputs floating,
all inputs at V+ or GND,
f
SCL
= 0
μA
Power-On Reset Voltage
SCL, SDA
Input Voltage Low
Input Voltage High
Low-Level Output Voltage
Leakage Current
Input Capacitance
I/Os
Input Voltage Low
Input Voltage High
Input Leakage Current
V
V
IL
V
IH
V
OIL
I
L
C
I
0.8
V
V
V
μA
pF
2
I
SINK
= 6mA
0.4
+1
-1
10
V
IL
V
IH
I
L
0.8
V
V
μA
2
-1
8
All inputs at V+ or GND
V+ = 2.3V, V
OL
= 0.5V
V+ = 3.3V, V
OL
= 0.5V
V+ = 5.5V, V
OL
= 0.5V
V+ = 3.3V, V
OH
= 2.4V
V+ = 5.5V, V
OH
= 4.5V
+1
14
22
30
11
18
12.5
19
6.5
12.5
Low-Level Output Current
I
OL
mA
High Output Current for I/O1
–
I/O7
I
OH
mA
AD0, AD1, AD2, AND
RESET
Input Voltage Low
Input Voltage High
0.8
V
V
2
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