- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄44530 > LM21215MHX (NATIONAL SEMICONDUCTOR CORP) 23.5 A SWITCHING REGULATOR, 525 kHz SWITCHING FREQ-MAX, PDSO20 PDF資料下載
參數(shù)資料
| 型號： | LM21215MHX |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 23.5 A SWITCHING REGULATOR, 525 kHz SWITCHING FREQ-MAX, PDSO20 |
| 封裝： | TSSOP-20 |
| 文件頁數(shù)： | 20/24頁 |
| 文件大?。?/td> | 512K |
| 代理商： | LM21215MHX |
Typical Performance Characteristics Unless otherwise specified: V
IN = 5V, VOUT = 1.2V, L= 0.56H
(1.8m
R
DCR), CSS = 33nF, TA = 25°C for efficiency curves, loop gain plots and waveforms, and TJ = 25°C for all others.
Efficiency
0
3
6
9
12
15
80
82
84
86
88
90
92
94
96
98
100
EFFICIENCY
(%)
OUTPUT CURRENT (A)
VIN = 3.3V
VIN = 5.0V
30103753
Efficiency
(VOUT = 3.3 V, Inductor P/N SER2010-102MLD)
0
3
6
9
12
15
90
91
92
93
94
95
96
97
98
99
100
EFFICIENCY
(%)
OUTPUT CURRENT (A)
VIN = 4.0V
VIN = 5.5V
30103777
Load Regulation
0
2
4
6
8
10
12
-0.04
-0.03
-0.02
-0.01
0.00
0.01
0.02
0.03
0.04
Δ
OUTPUT
VOLTAGE
(%)
OUTPUT CURRENT (A)
VIN = 3.3V
VIN = 5.0V
30103754
Line Regulation
3.0
3.5
4.0
4.5
5.0
5.5
-0.10
-0.08
-0.06
-0.04
-0.02
0.00
0.02
0.04
0.06
0.08
0.10
Δ
OUTPUT
VOLTAGE
(%)
INPUT VOLTAGE (V)
IOUT = 0A
IOUT = 12A
30103755
Non-Switching I
QTOTAL vs. VIN
3.0
3.5
4.0
4.5
5.0
5.5
1.0
1.1
1.2
1.3
1.4
1.5
I PVIN
+
I AVIN
(mA)
INPUT VOLTAGE (V)
30103757
Non-Switching I
AVIN and IPVIN vs. Temperature
-40 -20 0 20 40 60 80 100 120
0.90
0.93
0.96
0.99
1.02
1.05
1.08
1.11
1.14
1.17
1.20
0.100
0.108
0.116
0.124
0.132
0.140
0.148
0.156
0.164
0.172
0.180
I AVIN
(mA)
JUNCTION TEMPERATURE (°C)
I PVIN
(mA)
IAVIN
IPVIN
30103775
5
www.national.com
LM21215
相關PDF資料 |
PDF描述 |
|---|---|
| LM22670QMRE-ADJ | 5.5 A SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PDSO8 |
| LM22670QMR-5.0 | 5.5 A SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PDSO8 |
| LM22670QMRX-5.0 | 5.5 A SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PDSO8 |
| LM22670QMR-ADJ | 5.5 A SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PDSO8 |
| LM22670QTJE-5.0 | 5.5 A SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PSSO7 |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LM21215MHX/NOPB | 功能描述:直流/直流開關轉換器 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(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT |
| LM212B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Optoelectronic |
| LM212D | 制造商:TI 制造商全稱:Texas Instruments 功能描述:OPERATIONAL AMPLIFIERS/BUFFERS |
| LM212H | 制造商:Motorola Inc 功能描述: |
| LM212JG | 制造商:TI 制造商全稱:Texas Instruments 功能描述:OPERATIONAL AMPLIFIERS/BUFFERS |
發(fā)布緊急采購，3分鐘左右您將得到回復。