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參數(shù)資料
| 型號： | MAX1515ETG |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Low-Voltage, Internal Switch, Step-Down/DDR Regulator |
| 中文描述： | 4.7 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, QCC24 |
| 封裝： | 4 X 4 MM, 0.8 MM HEIGHT, MO-220-WGGD, TQFN-8 |
| 文件頁數(shù)： | 6/24頁 |
| 文件大?。?/td> | 504K |
| 代理商： | MAX1515ETG |
M
Low-Voltage, Internal Switch,
Step-Down/DDR Regulator
6
_______________________________________________________________________________________
Note 2:
Guaranteed by design. Not production tested.
Note 3:
Not tested; guaranteed by layout. Maximum output current may be limited by thermal capability to a lower value.
Note 4:
V
TARGET
is the set output voltage determined by V
REFIN
, FBSEL0, and FBSEL1.
Note 5:
Specifications to -40°C are guaranteed by design, not production tested.
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
IN
= +3.3V, V
CC
= V
DD
=
SHDN
= MODE = +3.3V, V
REFIN
= V
REF
,
SKIP
= GND,
T
A
= -40°C to +85°C
, unless
otherwise noted. Note 5)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
MODE = GND,
FBSEL0 =
FBSEL1 = GND,
V
FB
= 1.01 x
V
TARGET
900
No-Load Supply Current
I
CC
+ I
DD
+ I
IN
V
IN
= 3.3V
(Note 4)
MODE = V
CC
V
FB
= V
TARGET
1300
μA
I
CC
+ I
DD
+ I
IN
I
IN
I
LX
SHDN
= MODE = GND, LX = 0V or 3.3V
20
SHDN
= MODE = GND, LX = 0V
SHDN
= MODE = GND, LX = 3.3V
20
20
Shutdown Supply Currents
μA
REFERENCE
Reference Voltage
Reference Load Regulation
REFIN Input Voltage Range
V
REF
V
CC
= +3.0V to +3.6V
I
REF
= -1μA to +50μA
V
C C
= + 3.0V to + 3.6V V
C C
> V
RE F N
+ 1.35V
1.086
1.114
12
1.5
V
mV
V
V
REFIN
0.5
V
REFIN
= +0.5V to +1.5V
I
REFOUT
= -1mA
to +1mA
-15
+15
REFOUT Output Accuracy
V
REFIN
-
V
REFOUT
V
REFIN
= +0.5V to +1.5V
I
REFOUT
= -5mA
to +5mA
-25
+25
mV
FAULT DETECTION
Undervoltage-Lockout Threshold
PGOOD Trip Threshold (Lower)
PGOOD Trip Threshold (Upper)
INPUTS AND OUTPUTS
Logic Input High Voltage
Logic Input Low Voltage
V
CC(UVLO)
V
CC
rising, 2% falling-edge hysteresis
No load, falling edge, hysteresis = 1%
No load, rising edge, hysteresis = 1%
2.40
-13
+7
2.95
-7
+13
V
%
%
SKIP
,
SHDN
, MODE, FBSEL0, FBSEL1
SKIP
,
SHDN
, MODE, FBSEL0, FBSEL1
2.0
V
V
0.8
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