參數(shù)資料
型號： MAX1514ETP
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： TFT-LCD Power-Supply Controllers
中文描述： SWITCHING CONTROLLER, 1725 kHz SWITCHING FREQ-MAX, PQCC20
封裝： 4 X 4 MM, 0.80 MM HEIGHT, MO-220-VGGD, TQFN-20
文件頁數(shù)： 2/28頁
文件大?。?/td> 540K
代理商： MAX1514ETP
M
TFT-LCD Power-Supply Controllers
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
FB, FBP, FBN, FBG, FBL, IN, CS+,
CS-,
SDFR
to GND ...............................................-0.3V to +6V
DEL, GATE, REF to GND.............................-0.3V to (V
IN
+ 0.3V)
SUPB to GND.........................................................-0.3V to +14V
OUTB, FBPB to GND..............................-0.3V to (V
SUPB
+ 0.3V)
DRVP, DRVG, DRVL to GND..................................-0.3V to +30V
DRVN to GND .....................................(V
IN
- 28V) to (V
IN
+ 0.3V)
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.
OUTB Continuous Output Current....................................
±
75mA
Continuous Power Dissipation (T
A
= +70
°
C)
20-Pin TQFN (derate 16.9mW/°C above +70°C) .......1349mW
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature......................................................+150°C
Storage Temperature Range.............................-65°C to +150°C
Lead Temperature (soldering, 10s).................................+300°C
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V
IN
= 3V, V
SUPB
= 10V,
SDFR
= IN, C
REF
= 0.22μF,
T
A
= 0°C to +85°C
. Typical values are at T
A
= +25°C, unless
otherwise noted.)
PARAMETER
SYMBOL
V
IN
CONDITIONS
MIN
2.7
2.5
2.2
TYP
MAX
5.5
2.9
2.5
1.25
150
1.269
UNITS
V
IN Supply Range
V
IN
rising
V
IN
falling
2.7
2.35
IN Undervoltage-Lockout
Threshold
V
UVLO
350mV typical hysteresis
V
IN Quiescent Current
IN Shutdown Current
REF Output Voltage
I
IN
V
FB
= V
FBP
= V
FBL
= V
FBG
= 1.5V, V
FBN
= 0
V
SDFR
= 0, V
FBL
= 1.5V
-2μA < I
REF
< 100μA, 2.7V < V
IN
< 5.5V
Temperature rising
Hysteresis
mA
μA
V
1.231
1.250
+160
15
43.6
Thermal Shutdown
°
C
Duration to Trigger Fault Latch
MAIN STEP-UP CONTROLLER
ms
SDFR
= IN
SDFR
= REF
SDFR
= unconnected
V
CS+
- V
CS-
= 0
V
FB
falling
0 < (V
CS+
- V
CS-
) < 50mV
V
IN
= 2.7V to 5.5V
V
FB
= 1.5V
2.2V < V
CS+
< 6V
2.2V < V
CS-
< 6V
V
CS+
- V
CS-
, 2.2V < V
CS+
< 6V
High or low
1.275
0.60
1.500
0.75
0.43
85
1.25
1.00
-1
0.1
1.725
0.90
Operating Frequency
f
OSC
MHz
Oscillator Maximum Duty Cycle
FB Regulation Voltage
FB Fault Trip Level
FB Load Regulation
FB Line Regulation
FB Input Bias Current
CS+ Input Current
CS- Input Current
Current-Limit Threshold
Gate-Drive Output
Soft-Start Period
Soft-Start Step Size
GATE-ON LINEAR-REGULATOR CONTROLLER (REG P)
FBP Regulation Voltage
FBP Fault Trip Level
FBP Input Bias Current
80
90
%
V
V
%
V
FB
1.237
0.96
-100
1.263
1.04
0.2
+100
90
+1
150
5
% / V
nA
μA
μA
mV
ms
V
-1
100
125
3
2.7
t
SS
V
REF
/ 128
V
FBP
I
DRVP
= 50μA
V
FBP
falling
V
FBP
= 1.5V
1.225
0.96
-250
1.250
1.00
1.275
1.04
+250
V
V
nA
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1514ETP+T 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1514ETP-T 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1515ETG 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
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