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參數資料
| 型號： | MAX5038EAI12 |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Dual-Phase, Parallelable, Average Current-Mode Controllers |
| 中文描述： | SWITCHING CONTROLLER, 525 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | 5.30 MM, MO150, SSOP-28 |
| 文件頁數： | 3/26頁 |
| 文件大?。?/td> | 406K |
| 代理商： | MAX5038EAI12 |
M
Dual-Phase, Parallelable, Average Current-Mode
Controllers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +5V, circuit of Figure 1, T
A
= -40°C to +85°C, unless otherwise noted. Typical specifications are at T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
OSCILLATOR AND PLL
CLKIN = SGND
Switching Frequency
f
SW
CLKIN = V
CC
PLL Lock Range
f
PLL
PLL Locking Time
t
PLL
PHASE = V
CC
PHASE = unconnected
(at f
SW
= 125kHz)
PHASE = SGND
CLKIN Input Pulldown Current
I
CLKIN
CLKIN High Threshold
V
CLKINH
CLKIN Low Threshold
V
CLKINL
CLKIN High Pulse Width
t
CLKIN
PHASE High Threshold
V
PHASEH
PHASE Low Threshold
V
PHASEL
PHASE Input Bias Current
I
PHASEBIA
CLKOUT Output Low Level
V
CLKOUTL
I
SINK
= 2mA (Note 2)
CLKOUT Output High Level
V
CLKOUTH
I
SOURCE
= 2mA (Note 2)
CURRENT LIMIT
Average Current-Limit Threshold
V
CL
CSP_ to CSN_
Cycle-by-Cycle Current Limit
V
CLPK
CSP_ to CSN_ (Note 3)
Cycle-by-Cycle Overload
Response Time
CONDITIONS
MIN
TYP
MAX
UNITS
238
475
125
250
500
262
525
600
kHz
kHz
μs
200
120
90
60
5
115
85
55
3
2.4
125
95
65
7
CLKOUT Phase Shift
φ
CLKOUT
degrees
μA
V
V
ns
V
V
μA
mV
V
0.8
200
4
1
-50
+50
100
4.5
45
90
48
112
51
130
mV
mV
t
R
V
CSP
_ to V
CSN
_ = +150mV
260
ns
CURRENT-SENSE AMPLIFIER
CSP_ to CSN_ Input Resistance
Common-Mode Range
Input Offset Voltage
Amplifier Gain
3dB Bandwidth
CURRENT-ERROR AMPLIFIER (TRANSCONDUCTANCE AMPLIFIER)
Transconductance
Open-Loop Gain
DIFFERENTIAL VOLTAGE AMPLIFIER (DIFF)
Common-Mode Voltage Range
V
CMR(DIFF)
DIFF Output Voltage
Input Offset Voltage
R
CS
_
V
CMR(CS)
V
OS(CS)
A
V(CS)
f
3dB
4
k
V
mV
V/V
MHz
-0.3
-1
+3.6
+1
18
4
gm
ca
A
VOL(CE)
550
50
μS
dB
No load
-0.3
+1.0
V
V
V
CM
V
SENSE+
= V
SENSE-
= 0
0.6
V
OS(DIFF)
-1
+1
mV
MAX5038/MAX5041 (+1.2V, +1.5V, +1.8V
output versions)
0.997
1
1.003
Amplifier Gain
A
V(DIFF)
MAX5038 (+2.5V and +3.3V output versions)
0.495
0.5
0.505
V/V
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相關代理商/技術參數 |
參數描述 |
|---|---|
| MAX5038EAI12+ | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
| MAX5038EAI12-T | 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MAX5038EAI15 | 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MAX5038EAI15+ | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
| MAX5038EAI15-T | 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
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