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參數資料
| 型號： | NCP1423DMR2 |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩壓器 |
| 英文描述： | 400 mA Sync−Rect PFM Step−Up DC−DC Converter with True−Cutoff and Ring−Killer |
| 中文描述： | 1.2 A SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封裝： | MICRO PACKAGE, 10 PIN |
| 文件頁數： | 8/13頁 |
| 文件大小： | 163K |
| 代理商： | NCP1423DMR2 |
NCP1423
http://onsemi.com
8
TYPICAL OPERATING CHARACTERISTICS
0
1.3
50
100
150
200
250
1.7
1.9
2.1
2.3
2.5
Figure 21. Output Ripple Voltage vs. Battery Input
Voltage
Figure 22. No Load Operating Current vs. Input
Voltage at OUT Pin
Figure 23. Low Battery Detect
Figure 24. Startup Transient Response
V
BATT
, BATTERY INPUT VOLTAGE (V)
V
R
,
p
)
100 mA
50 mA
V
OUT
= 3.3 V, L = 5.6 H
C
IN
= 10 F, C
OUT
= 22 F
T
A
= 25
°
C
Upper Trace:
Output Voltage Waveform, 2.0 V/Division
Middle Trace: Input Voltage Waveform, 1.0 V/Division
Lower Trace: Inductor Current Waveform, 500 mA/Division
(V
IN
= 1.8 V, V
OUT
= 3.3 V, L = 5.6 H, I
LOAD
= 60 mA)
2.5
5.0
7.5
10
12.5
15
1.8
2.1
V
OUT
, INPUT VOLTAGE AT OUT PIN (V)
2.4
2.7
3.0
I
B
,
3.3
Upper Trace:
Voltage at LBI Pin, 0.5 V/Division
Lower Trace: Voltage at LBO Pin, 1.0 V/Division
Upper Trace: Output Voltage Ripple, 100 mV/Division
Middle Trace: Voltage at Lx pin, 2.0 V/Division
Lower Trace: Inductor Current, 500 mA/Division
(V
IN
= 1.5 V, V
OUT
= 3.3 V, I
LOAD
= 50 mA; L = 5.6 H, C
OUT
= 22 F)
Figure 25. Discontinuous Conduction Mode
Switching Waveform
Upper Trace: Output Voltage Ripple, 100 mV/Division
Middle Trace: Voltage at LX pin, 2.0 V/Division
Lower Trace: Inductor Current, 500 mA/Division
(V
IN
= 1.5 V, V
OUT
= 3.3 V, I
LOAD
= 200 mA; L = 5.6 H, C
OUT
= 22 F)
Figure 26. Continuous Conduction Mode
Switching Waveform
1.5
L = 5.6 H, C
IN
= 10 F,
C
OUT
= 22 F, T
A
= 25
°
C
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| NCP1423DMR2G | 功能描述:直流/直流開關轉換器 800mA PFM Boost w/Ring Killer RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT |
| NCP1423EVB | 功能描述:電源管理IC開發工具 ANA NCP1423 EVAL BOARD RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| NCP1442FR4 | 功能描述:IC REG MULTI CONFIG POWERFLEX7 RoHS:否 類別:集成電路 (IC) >> PMIC - 穩壓器 - DC DC 開關穩壓器 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數:1 輸出電壓:3.3V 輸入電壓:4.5 V ~ 24 V PWM 型:- 頻率 - 開關:- 電流 - 輸出:125mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 包裝:Digi-Reel® 供應商設備封裝:SOT-6 其它名稱:MAX1836EUT33#TG16DKR |
| NCP1442T | 功能描述:IC REG MULTI CONFIG ADJ TO220-7 RoHS:否 類別:集成電路 (IC) >> PMIC - 穩壓器 - DC DC 開關穩壓器 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數:1 輸出電壓:3.3V 輸入電壓:4.5 V ~ 24 V PWM 型:- 頻率 - 開關:- 電流 - 輸出:125mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 包裝:Digi-Reel® 供應商設備封裝:SOT-6 其它名稱:MAX1836EUT33#TG16DKR |
| NCP1442TG | 制造商:ON Semiconductor 功能描述:CONV DC-DC SGL-OUT NON-INV/INV/STEP UP/STEP DOWN 7PIN TO-220 - Rail/Tube |
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