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參數(shù)資料
| 型號： | TDA3668AT |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Very low dropout voltage/quiescent current 5 V regulator with overvoltage switch off(帶過壓關(guān)斷低壓差/靜態(tài)電流5V電壓穩(wěn)壓器) |
| 中文描述： | 5 V FIXED POSITIVE LDO REGULATOR, 0.3 V DROPOUT, PDSO8 |
| 封裝： | PLASTIC, SOT-96, SO-8 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大?。?/td> | 84K |
| 代理商： | TDA3668AT |
2000 Feb 01
5
Philips Semiconductors
Preliminary specification
Very low dropout voltage/quiescent current
5 V regulator with overvoltage switch off
TDA3668AT
CHARACTERISTICS
V
P
= 14.4 V; T
amb
= 25
°
C; measured in test circuit of Fig.4; unless otherwise specified.
Notes
1.
2.
The regulator output will follow V
P
if V
P
< V
REG
+ V
REG(drop)
.
Limiting values as applicable for device type: V
P
≤
50 V and
40
°
C
≤
T
amb
≤
+125
°
C.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply voltage: pin V
P
V
P
supply voltage
regulator operating; note 1
load dump; t
f
≤
50 ms; t
r
≥
2.5 ms
overvoltage protection; regulator
switched off
V
P
= 4.5 V; I
REG
= 0 mA
V
P
= 14.4 V; I
REG
= 0 mA
6 V
≤
V
P
≤
22 V; I
REG
= 10 mA
6 V
≤
V
P
≤
22 V; I
REG
= 50 mA
3
24
14.4
28
24
50
V
V
V
I
q
quiescent current
10
15
0.2
1.4
30
0.5
2.5
μ
A
μ
A
mA
mA
Regulator output: pin REG;
note 2
V
REG
output voltage
8 V
≤
V
P
≤
22 V; I
REG
= 0.5 mA
6 V
≤
V
P
≤
24 V; I
REG
= 0.5 mA;
T
amb
≤
125
°
C
0.5 mA
≤
I
REG
≤
100 mA;
T
amb
≤
125
°
C
V
P
= 4.5 V; I
REG
= 50 mA;
T
amb
≤
85
°
C
4.8
4.75
5.0
5.0
5.2
5.25
V
V
4.75
5.0
5.25
V
V
REG(drop)
dropout voltage
0.18
0.3
V
V
REG(stab)
V
REG(line)
long-term stability voltage
line input regulation voltage 8 V
≤
V
P
≤
22 V; I
REG
= 0.5 mA
7 V
≤
V
P
≤
22 V; I
REG
= 0.5 mA;
T
amb
≤
85
°
C
V
REG(load)
load output regulation
voltage
SVRR
supply voltage ripple
rejection
I
REG(crl)
current limit
I
LO(rp)
output leakage current at
reverse polarity
20
1
1
30
50
mV/1000 h
mV
mV
0.5 mA
≤
I
REG
≤
50 mA;
T
amb
≤
125
°
C
f
P(ripple)
= 120 Hz; V
P(ripple)(rms)
= 1 V;
I
REG
= 0.5 mA
V
REG
> 4.5 V
V
P
=
15 V; V
REG
≤
0.3 V
10
50
mV
50
60
dB
0.17
0.25
1
500
A
μ
A
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| TDA3673AT/N1,112 | 功能描述:低壓差穩(wěn)壓器 - LDO TDA3673AT/SO8/TUBE-BULK//N1 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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