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參數(shù)資料
| 型號： | LM2651MTC-3.3 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Isolated Flyback Switching Regulator with 9V Output |
| 中文描述： | 2.6 A SWITCHING REGULATOR, 345 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | TSSOP-16 |
| 文件頁數(shù)： | 4/10頁 |
| 文件大?。?/td> | 222K |
| 代理商： | LM2651MTC-3.3 |
LM2651-3.3 System Parameters
(Continued)
Symbol
V
HYST
Parameter
Conditions
Typical
60
Limit
Units
mV
Sleep Mode Output Voltage
Hysteresis
LM2651-ADJ System Parameters
(V
OUT
= 2.5V unless otherwise specified)
Symbol
Parameter
V
FB
Feedback Voltage
Conditions
Typical
1.238
Limit
Units
V
V(min)
V(max)
%
I
LOAD
= 900 mA
1.200
1.263
V
OUT
Output Voltage Line
Regulation
Output Voltage Load
Regulation
Output Voltage Load
Regulation
Sleep Mode Output Voltage
Hysteresis
V
IN
= 4V to 14V
I
LOAD
= 900 mA
I
LOAD
= 10 mA to 1.5A
V
IN
= 5V
I
LOAD
= 200 mA to 1.5A
V
IN
= 5V
0.2
V
OUT
1.3
%
V
OUT
0.3
%
V
HYST
24
mV
All Output Voltage Versions
Specifications in standard type face are for T
= 25C and those with
boldface type
apply over
full operating junction tem-
perature range.
V
IN
=10V unless otherwise specified.
Symbol
Parameter
Conditions
I
Q
Quiescent Current
Typical
1.6
Limit
Units
mA
mA(max)
μA
μA(max)
m
2.0
I
QSD
Quiescent Current in
Shutdown Mode
High-Side or Low-Side
Switch On Resistance
(MOSFET On Resistance +
Bonding Wire Resistance)
MOSFET On Resistance
(High-Side or Low-Side)
Switch Leakage Current -
High Side
Switch Leakage Current -
Low Side
Bootstrap Regulator Voltage
Shutdown Pin Pulled Low
7
12/
20
R
SW(ON)
I
SWITCH
= 1A
110
R
DS(ON)
I
SWITCH
= 1A
75
130
m
m
(max)
nA
I
L
130
130
nA
V
BOOT
I
BOOT
= 1 mA
6.75
6.45/
6.40
6.95/
7.00
V
V(min)
V(max)
μmho
G
M
Error Amplifier
Transconductance
V
IN
Undervoltage Lockout
Threshold Voltage
Hysteresis for the
Undervoltage Lockout
Switch Current Limit
1250
V
INUV
Rising Edge
3.8
3.95
V
V(max)
mV
V
UV-HYST
210
I
CL
V
IN
= 5V
2
1.55
2.60
A
A(min)
A(max)
mA
I
SM
Sleep Mode Threshold
Current
Error Amplifier Voltage Gain
V
IN
= 5V
100
A
V
100
V/V
L
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| LM2651MTC-ADJ | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)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(fēng)格:SMD/SMT |
| LM2651MTC-ADJ | 制造商:Texas Instruments 功能描述:SWITCHING REG 1.5A ADJ SMD 2651 |
| LM2651MTC-ADJ/NOPB | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 1.5A HIGH EFFICIENCY SWITCHING REG RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)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(fēng)格:SMD/SMT |
| LM2651MTCX-1.8 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:1.5A High Efficiency Synchronous Switching Regulator |
| LM2651MTCX-1.8/J7001113 | 制造商:Texas Instruments 功能描述: |
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