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參數(shù)資料
| 型號： | TDA3661T |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Very low dropout voltage/quiescent current adjustable voltage regulator |
| 中文描述： | 1.5 V-33 V ADJUSTABLE POSITIVE LDO REGULATOR, 0.3 V DROPOUT, PDSO8 |
| 封裝： | 3.90 MM, PLASTIC, SOT-96, SO-8 |
| 文件頁數(shù)： | 1/16頁 |
| 文件大?。?/td> | 88K |
| 代理商： | TDA3661T |
1.
General description
The TDA3661 is an adjustable voltage regulator with very low dropout voltage and
quiescent current, which operates over a wide supply voltage range.
2.
Features
I
Output adjustable from 1.5 V to V
P
, 100 mA regulator
I
Supply voltage range up to 45 V
I
Very low quiescent current of 15
μ
A (typical value)
I
Very low dropout voltage
I
Protections:
N
Reverse polarity safe (down to
25 V without high reverse current)
N
Negative transient of 50 V (R
S
= 10
, t < 100 ms)
N
Able to withstand voltages up to 18 V at the output (supply line may be
short-circuited)
N
ESD protection on all pins
N
DC short-circuit safe to ground and V
P
of the regulator output
N
Temperature protection (at T
j
> 150
°
C)
3.
Quick reference data
[1]
V
REG
= V
ref
×
k
TDA3661
Very low dropout voltage/quiescent current adjustable voltage
regulator
Rev. 05 — 28 June 2005
Product data sheet
Table 1:
T
amb
= 25
°
C; unless otherwise specified.
Symbol
Parameter
Supply
V
P
supply voltage
I
q
quiescent supply
current
Regulator; k = 4.01929
[1]
V
REG
output voltage
Quick reference data
Conditions
Min
Typ
Max
Unit
regulator on
V
P
= 14.4 V; I
REG
= 0 mA
3
-
14.4
15
45
30
V
μ
A
8 V
≤
V
P
≤
22 V; I
REG
= 0.5 mA
6 V
≤
V
P
≤
45 V; I
REG
= 0.5 mA
0.5 mA
≤
I
REG
≤
100 mA
V
P
= 14.4 V
V
P
= 4.5 V; I
REG
= 50 mA;
T
amb
≤
85
°
C
4.8
4.75
4.75
1.181
-
5.0
5.0
5.0
1.244
0.18
5.2
5.25
5.25
1.306
0.3
V
V
V
V
V
V
ref
V
REG(drop)
reference voltage
dropout voltage
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