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參數資料
| 型號： | MAX770MJA |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers |
| 中文描述： | SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, CDIP8 |
| 封裝： | CERDIP-8 |
| 文件頁數： | 3/20頁 |
| 文件大?。?/td> | 204K |
| 代理商： | MAX770MJA |
M
5V /12V /15V or Adjustable, High-Efficiency,
Low I
Q
, Step-Up DC-DC Controllers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V+ = 5V, I
LOAD
= 0mA, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
PARAMETERS
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
REF Load Regulation
0
μ
A
≤
I
REF
≤
100
μ
A
MAX77_C/E
4
10
mV
MAX77_M
4
15
REF Line Regulation
3V
≤
V+
≤
16.5V
40
100
μ
V/V
FB Trip-Point Voltage
V
FB
MAX77_C
1.4700
1.50
1.5300
V
MAX77_E
1.4625
1.50
1.5375
MAX77_M
1.4550
1.50
1.5450
FB Input Current
I
FB
MAX77_C
±20
nA
MAX77_E
±40
MAX77_M
±60
SHDN Input High Voltage
V
IH
V+ = 2.0V to 16.5V
1.6
V
SHDN Input Low Voltage
V
IL
MAX77_C/E, V+ = 2.0V to 16.5V
MAX77_M, V+ = 2.0V to 16.5V
0.4
0.2
V
SHDN Input Current
±1
μ
A
LBI Input Current
MAX773, V+ = 16.5V, LBI = 1.5V
±20
nA
LBI Hysteresis
MAX773
20
LBI Threshold Voltage
MAX773, LBI falling
MAX77_C
1.4700
1.50
1.5300
V
MAX77_E
1.4625
1.50
1.5375
MAX77_M
1.4550
1.50
1.5450
LBO Leakage Current
MAX773, V+ = 16.5V, V
LBO
= 16.5V
0.01
1.00
μ
A
LBO Output Voltage Low
V
OL
MAX773, V+ = 5V, LBO sinking 1mA
0.1
0.4
V
V+ = 16.5V, SHDN = 0V or V+
mV
Current-Limit Trip Level
V
CS
V+ = 5V to 16.5V
170
200
230
mV
μ
A
V
SHUNT
MAX773, I
SHUNT
= 1mA to 20mA,
SGND = 0V, C
SHUNT
= 0.1
μ
F
5.5
6.3
V
CS Input Current
0.01
±1
EXT Rise Time
V+ = 5V, 1nF from EXT to ground (Note 3)
55
ns
EXT Fall Time
V+ = 5V, 1nF from EXT to ground (Note 3)
55
ns
Supply Voltage in
Shunt Mode
Note 1:
Output voltage guaranteed using preset voltages. See Figures 7a–7d for output current capability versus input voltage.
Note 2:
Output voltage line and load regulation depend on external circuit components.
Note 3:
For the MAX773, EXT is EXTH and EXTL shorted together.
LBI Delay
5mV overdrive
2.5
μs
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相關代理商/技術參數 |
參數描述 |
|---|---|
| MAX771C/D | 功能描述:DC/DC 開關控制器 5V/12V/15V or Adjustable High-Efficiency Low-IQ Step-Up DC-DC Controllers RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| MAX771C/D DIE | 制造商:Maxim Integrated Products 功能描述: |
| MAX771C/D+ | 功能描述:DC/DC 開關控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| MAX771CPA | 功能描述:DC/DC 開關控制器 5/12/15/AdjV Step Up DC/DC Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| MAX771CPA+ | 功能描述:DC/DC 開關控制器 5/12/15/AdjV Step Up DC/DC Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
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