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參數(shù)資料
| 型號(hào)： | DS232AS |
| 廠商： | DALLAS SEMICONDUCTOR |
| 元件分類： | Line Driver or Receiver |
| 英文描述： | LINE TRANSCEIVER, PDSO16 |
| 封裝： | 0.300 INCH, SOIC-16 |
| 文件頁(yè)數(shù)： | 23/28頁(yè) |
| 文件大小： | 581K |
| 代理商： | DS232AS |
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MAX15023
Wide 4.5V to 28V Input, Dual-Output
Synchronous Buck Controller
4
Maxim Integrated
ELECTRICAL CHARACTERISTICS (continued)
(VIN = 12V, RT = 33k, CVCC = 4.7F, CIN = 1F, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.)
(Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
CURRENT LIMIT/HICCUP
Cycle-by-Cycle, Low-Side,
Source Peak Current-Limit
Threshold Adjustment Range
Source peak limit = VLIM_/10
30
300
mV
LIM_ Reference Current
ILIM_
VLIM_ = 0.3V to 3V, TA = +25°C
45
50
55
A
LIM_ Reference Current TC
VLIM_ = 0.3V
2400
ppm/°C
Number of Consecutive Current-
Limit Events to Hiccup
7
Events
Hiccup Timeout
Out of soft-start
7936
Switching
cycles
Cycle-by-Cycle, Low-Side,
Sink Peak Current-Limit Sense
Voltage
VLIM_/
20
V
BOOST
Boost Switch Resistance
VIN = VCC = 5.2V, IBST_ = 10mA
4.5
8
POWER-GOOD OUTPUTS
VFB_ rising
88.5
92.5
96.5
PGOOD_ Threshold
VFB_ falling
85.5
89.5
93.5
%
VFB(NOMINAL)
PGOOD_ Output Leakage
ILEAK_PGD VPGOOD_ = 28V, VEN_ = 5V, VFB_ = 0.8V
1
A
PGOOD_ Output Low Voltage
VPGOOD_L IPGOOD_ = 2mA, EN_ = SGND
0.4
V
THERMAL SHUTDOWN
Thermal Shutdown Threshold
+150
°C
Thermal Shutdown Hysteresis
Temperature falling
20
°C
Note 3: All
Electrical Characteristics limits over temperature are 100% tested at room temperature and guaranteed by design over
the specified temperature range.
Note 4: Select RT as Rk
fkHz
has a
T
SW
()
((
))
(
.
=
24806
1 0663
1
farad
unit).
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS232AS/T&R | 制造商:Maxim Integrated Products 功能描述:IC TXRX DUAL RS-232 5V 16-SOIC |
| DS232AS/T&R | 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝: |
| DS232AS+ | 功能描述:RS-232接口集成電路 Dual RS-232 Transmitter/Receiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝: |
| DS232AS+T&R | 制造商:Maxim Integrated Products 功能描述:IC TXRX DUAL RS-232 5V 16-SOIC |
| DS232AS+T&R | 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝: |
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