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參數資料
| 型號： | NCV8508DW50R2 |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | 5.0 V, 250 mA LDO with Watchdog and RESET |
| 中文描述： | 5 V FIXED POSITIVE LDO REGULATOR, 0.9 V DROPOUT, PDSO16 |
| 封裝： | SOP-16 |
| 文件頁數： | 4/12頁 |
| 文件大?。?/td> | 89K |
| 代理商： | NCV8508DW50R2 |
NCV8508
http://onsemi.com
4
PACKAGE PIN DESCRIPTION
PACKAGE PIN #
D
2
PAK7
SO16L
PIN SYMBOL
FUNCTION
1
8
V
OUT
Regulated output voltage
±
3.0%.
2
9
V
IN
Supply Voltage to the IC.
3
11
WDI
CMOS compatible input lead. The Watchdog function monitors the falling
edge of the incoming signal.
4
4, 5, 12, 13
GND
Ground connection.
5
14
Wakeup
CMOS compatible output consisting of a continuously generated signal used
to “wake up” the microprocessor from sleep mode.
6
15
RESET
CMOS compatible output lead RESET goes low whenever V
drops by
more than 7.0% from nominal, or during the absence of a correct Watchdog
signal.
7
16
Delay
Buffered bandgap voltage used to create timing current for RESET and
Wakeup from R
Delay.
13, 6, 10
NC
No Connection.
7
Sense
Kelvin connection which allows remote sensing of the output voltage for
improved regulation. Connect to V
OUT
if remote sensing is not required.
+
+
Wakeup
Circuit
Timing
Circuit
Falling
Edge
Detect
Watchdog
Circuit
Thermal
Shutdown
Current
Limit
Charge
Pump
Bandgap
Reference
V
IN
RESET
V
OUT
Wakeup
WDI
Delay
Figure 2. Block Diagram
+
1.25 V
11 V
Internally
connected
on 7 lead
D
2
PAK
Sense
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相關代理商/技術參數 |
參數描述 |
|---|---|
| NCV8508DW50R2G | 功能描述:低壓差穩(wěn)壓器 - LDO 5V 250mA w/WatchDog RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| NCV8508PD50 | 功能描述:低壓差穩(wěn)壓器 - LDO 5V 250mA w/WatchDog RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| NCV8508PD50G | 功能描述:低壓差穩(wěn)壓器 - LDO 5V 250mA w/WatchDog Reset RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| NCV8508PD50R2 | 功能描述:低壓差穩(wěn)壓器 - LDO 5V 250mA w/WatchDog RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| NCV8508PD50R2G | 功能描述:低壓差穩(wěn)壓器 - LDO 5V 250mA w/WatchDog Reset RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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