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參數(shù)資料
| 型號： | MAX1806 |
| 廠商： | Maxim Integrated Products, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 3A Fixed Low Dropout Linear Regulator (LDO) |
| 中文描述： | 3A固定低壓差線性穩(wěn)壓器（LDO） |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 263K |
| 代理商： | MAX1806 |
M
500mA, Low-Voltage Linear Regulator in μMAX
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= V
OUT(SETPOINT)
+ 500mV or V
IN
= +2.25V whichever is greater, SET = GND,
SHDN
= IN,
T
A
= 0
°
C to +85
°
C
, unless otherwise
noted. Typical values are at T
A
= +25
°
C.)
PARAMETER
SYMBOL
CONDITIONS
POWER-OK
POK Output Low Voltage
V
OL
Sinking 2mA
Operating Voltage Range for
Valid POK Output
ELECTRICAL CHARACTERISTICS
(V
IN
= V
OUT(SETPOINT)
+ 500mV or V
IN
= +2.25V whichever is greater, SET = GND,
SHDN
= IN,
T
A
= -40
°
C to +85
°
C
, unless other-
wise noted. Typical values are at T
A
= +25
°
C.) (Note 2)
PARAMETER
SYMBOL
V
IN
V
UVLO
CONDITIONS
MIN
2.25
1.85
TYP
MAX
5.5
2.15
UNITS
V
V
Input Voltage
Input Undervoltage Lockout
Rising, 40mV hysteresis
Output Voltage Accuracy
(Preset Mode)
Adjustable Output Voltage
V
OUT
I
OUT
= 1mA to 500mA
-4
+4
%
0.8
4.5
V
SET Voltage Threshold
(Adjustable Mode)
V
SET
I
OUT
= 1mA to 500mA
766
834
mV
Maximum Output Current
Short-Circuit Current Limit
SET Dual Mode
Threshold
SET Input Bias Current
Ground-Pin Current
I
OUT
I
LIM
500
700
35
-100
m A
RM S
mA
mV
nA
μA
V
OUT
= 0V
2500
125
+100
400
384
315
255
+0.175
35
I
SET
I
Q
V
SET
= +0.8V
I
OUT
= 1mA
V
OUT
= +2.25V
V
OUT
= +2.8V
V
OUT
= +4.0V
259
201
147
Dropout Voltage (Note 1)
I
OUT
= 500mA
mV
Line Regulation
Load Regulation
SHUTDOWN
Shutdown Supply Current
V
LNR
V
LDR
V
I N
fr om ( V
OU T
+ 100m V to 5.5V I
L OA D
= 5m A
I
OUT
= 1mA to 500mA
-0.175
%/V
p p m m A
I
OFF
V
IH
V
IL
I
SHDN
SHDN
= GND, V
IN
= 5.5V
2.5V < V
IN
< 5.5V
2.5V < V
IN
< 5.5V
SHDN
= GND or IN
5
μA
1.6
SHDN
Input Threshold
0.6
100
V
SHDN
Input Bias Current
nA
MIN
TYP
MAX
UNITS
5
50
mV
Sinking 100μA
1.0
5.5
V
Output High-Leakage Current
Threshold
THERMAL PROTECTION
Ther m al S hutd own Tem p erature
Thermal Shutdown Hysteresis
V
POK
= +5.5V
Rising edge, referred to V
OUT(NOMINAL)
100
96
nA
%
90
93
T
SHDN
T
SHDN
170
20
°
C
°
C
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1806EUA08 | 功能描述:低壓差穩(wěn)壓器 - LDO 500mA 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(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| MAX1806EUA08+ | 功能描述:低壓差穩(wěn)壓器 - LDO 500mA 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(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| MAX1806EUA08+T | 功能描述:低壓差穩(wěn)壓器 - LDO 500mA 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(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| MAX1806EUA08+TG48 | 制造商:Maxim Integrated Products 功能描述:- Tape and Reel |
| MAX1806EUA08-T | 功能描述:低壓差穩(wěn)壓器 - LDO 500mA 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(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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