參數(shù)資料
型號(hào)： MAX15003
廠商： Maxim Integrated Products, Inc.
英文描述： Triple-Output Buck Controller with Tracking/Sequencing
中文描述： 三輸出buck控制器，提供跟蹤/排序功能
文件頁數(shù)： 2/32頁
文件大小： 945K
代理商： MAX15003
M
Triple-Output Buck Controller with
Tracking/Sequencing
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
IN, LX_, CSN_ to SGND..........................................-0.3V to +30V
BST_ to SGND........................................................-0.3V to +30V
BST_ to LX_..............................................................-0.3V to +6V
REG, DREG_, SYNC, EN_, RT, CT,
RESET
, PHASE, SEL to SGND ...............................-0.3V to +6V
ILIM_, PGOOD_, FB_, COMP_, CSP_ to SGND.......-0.3V to +6V
DL_ to PGND_.......................................-0.3V to (V
DREG_
+ 0.3V)
DH_ to LX_...............................................-0.3V to (V
BST_
+ 0.3V)
PGND_ to SGND, PGND_ to Any Other PGND_.......-0.3V to +0.3V
ELECTRICAL CHARACTERISTICS
(V
IN
= 5.5V to 23V or V
IN
= V
REG
= 4.5V to 5.5V, V
DREG
_ = V
REG
, V
PGND
_ = V
SYNC
= V
PHASE
= V
SEL
= 0V, C
REG
= 2.2μF, R
RT
=
100k
, C
CT
= 0.1μF, R
ILIM
_ = 60k
, T
A
= T
J
= -40°C to +125°C, unless otherwise noted. Typical values are at V
IN
= 12V and T
A
= T
J
= +25°C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
SYSTEM SPECIFICATIONS
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)
48-Pin TQFN (derate 38.5mW/°C above +70°C).......3076.9mW*
θ
JA
..................................................................................26°C/W
θ
JC
.................................................................................1.3°C/W
Operating Junction Temperature Range...........-40°C to +125°C
Junction Temperature......................................................+150°C
Storage Temperature Range.............................-60°C to +150°C
Lead Temperature (soldering, 10s).................................+300°C
*As per JEDEC51 standard (multilayer board).
MIN
TYP
MAX
UNITS
5.5
4.5
23.0
5.5
V
V
Input Voltage Range
V
IN
V
IN
= V
REG
= V
DREG_
(Note 2)
Input Undervoltage Lockout
Threshold
V
UVLO
V
IN
rising
3.95
4.05
4.15
V
Input Undervoltage Lockout
Hysteresis
0.35
V
Operating Supply Current
Shutdown Supply Current
REG VOLTAGE REGULATOR
Output-Voltage Setpoint
Load Regulation
DIGITAL SOFT-START/SOFT-STOP
Soft-Start/Soft-Stop Duration
Reference Voltage Steps
ERROR TRANSCONDUCTANCE AMPLIFIER
FB_, TRACK_ Input Bias Current
V
IN
= 12V, V
FB_
= 0.8V, no switching
V
IN
= 12V, EN_ = 0V, PGOOD_ unconnected
5
8
mA
μA
150
300
V
REG
V
IN
= 5.5V to 23V
I
REG
= 0 to 120mA, V
IN
= 12V
4.9
5.2
0.2
V
V
2048
64
Clocks
Steps
-250
0.5945
0.590
+250
0.6065
0.608
nA
V
V
T
A
= T
J
= 0°C to +85°C
T
A
= T
J
= -40°C to +125°C
0.6
0.6
FB_ Voltage Setpoint
V
FB
FB_ to COMP_
Transconductance
2.1
mS
COMP_ Output Swing
Open-Loop Gain
Unity-Gain Bandwidth
0.75
3.50
V
80
10
dB
MHz
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參數(shù)描述
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