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參數(shù)資料
| 型號(hào)： | LM3370SDX-3621 |
| 廠(chǎng)商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類(lèi)： | 穩(wěn)壓器 |
| 英文描述： | Dual Synchronous Step-Down DC-DC Converter with Dynamic Voltage Scaling Function |
| 中文描述： | 1.4 A DUAL SWITCHING CONTROLLER, 2400 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | 4 X 5 MM, 0.8 MM HEIGHT, LLP-16 |
| 文件頁(yè)數(shù)： | 4/26頁(yè) |
| 文件大小： | 5302K |
| 代理商： | LM3370SDX-3621 |
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Package Marking Information (micro SMD)
20167377
Top View
20167378
Bottom View
micro SMD Marking
20167379
Top View
XY = Date Code
TT = Die Run Traceability
S = Switcher Family
PSB = LM3370TL-3013
Pin Descriptions (micro SMD)
Pin #
A1
A2
Name
SW1
V
IN1
SGND
FB1
PGND1
PGND1_S
SDA
Description
Buck 1 Switch Pin
Power supply voltage input to PFET and NFET switches for Buck 1
A3
A4
B1
B2
B3
Signal GND
Analog Feedback Input for Buck 1
Buck 1 Power Ground
Buck 1 Power Ground Sense
I
2
C Compatible Data, a 2 k
pull up resistor is required
I
2
C Compatible Clock, a 2 k
pull up resistor is required
Signal supply voltage input, V
DD
must be equal or greater of the two inputs ( V
IN1
& V
IN2
)
Signal GND
Power ON Reset for Buck 1, Open drain output Low when Buck 1 output is 92% of target
output. A 100 k
pull up resistor is required
Power ON Reset for Buck 2, Open drain output Low when Buck 2 output is 92% of target
output. A 100 k
pull up resistor is required
Buck 2 Power Ground
Buck 2 Power Ground Sense
Buck 2 Enable
Buck 1 Enable
Buck 2 Switch Pin
Power supply voltage input to PFET and NFET switches for Buck 2
B4
SCL
C1
V
DD
SGND
nPOR1
C2
C3
C4
nPOR2
D1
D2
D3
D4
E1
E2
PGND2
PGND2_S
EN2
EN1
SW2
V
IN2
SGND
FB2
E3
E4
Signal GND
Analog feedback for Buck 2
www.national.com
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相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LM3370SDX-3806 | Dual Synchronous Step-Down DC-DC Converter with Dynamic Voltage Scaling Function |
| LM3370SDX-4221 | Dual Synchronous Step-Down DC-DC Converter with Dynamic Voltage Scaling Function |
| LM3370TL-3006 | Dual Synchronous Step-Down DC-DC Converter with Dynamic Voltage Scaling Function |
| LM3370TL-3008 | Dual Synchronous Step-Down DC-DC Converter with Dynamic Voltage Scaling Function |
| LM3370TL-3022 | Dual Synchronous Step-Down DC-DC Converter with Dynamic Voltage Scaling Function |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM3370SDX-3621/NOPB | 功能描述:DC/DC 開(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
| LM3370SDX-3806 | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:Dual Synchronous Step-Down DC-DC Converter with Dynamic Voltage Scaling Function |
| LM3370SDX-3806/NOPB | 功能描述:DC/DC 開(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
| LM3370SDX-4221 | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:Dual Synchronous Step-Down DC-DC Converter with Dynamic Voltage Scaling Function |
| LM3370SDX-4221/NOPB | 功能描述:DC/DC 開(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
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