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參數(shù)資料
| 型號： | LD2979Z30 |
| 廠商： | 意法半導體 |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT |
| 中文描述： | 極低降穩(wěn)壓器與抑制研究 |
| 文件頁數(shù)： | 3/9頁 |
| 文件大?。?/td> | 86K |
| 代理商： | LD2979Z30 |
ELECTRICALCHARACTERISTICS FOR LD2979
(refer to the test circuits, T
a
= 25
o
C,
V
IN
= V
O(NOM)
+1, C
O
= 1
μ
F, I
O
= 1mA,V
inh
= 2V
(*)
) (unlessotherwise specified)
Symbol
Parameter
V
o
OutputVoltage
V
IN
= 3.85V
1 < I
o
< 50 mA,
V
o
OutputVoltage
V
IN
= 4 V
1 < I
o
< 50 mA,
V
o
OutputVoltage
V
IN
= 4.2V
1 < I
o
< 50 mA,
V
o
OutputVoltage
V
IN
= 4.3V
1 < I
o
< 50 mA,
V
o
OutputVoltage
V
IN
= 4.8V
1 < I
o
< 50 mA,
V
o
OutputVoltage
V
IN
= 6 V
1 < I
o
< 50 mA,
I
out
OutputCurrent Limit
V
o
LineRegulation
V
O(NOM)
+1 < V
IN
< 16V,
-25< T
a
< 125
o
C
I
d
Quiescent Current
ON MODE
I
o
= 0 mA
I
o
= 0 mA
I
o
= 50 mA
I
o
= 50 mA
OFF MODE(*)
V
ihn
< 0.18V
V
ihn
< 0.18V -25< T
a
<125
o
C
SVR
Supply Voltage Rejection
I
o
= 50 mA, f= 120Hz, C
out
= 10
μ
F
V
d
Dropout Voltage
I
o
= 0 mA
I
o
= 0 mA
I
o
= 1 mA
I
o
= 1 mA
I
o
= 10 mA
I
o
= 10 mA
I
o
= 50 mA
I
o
= 50 mA
V
il
Control Input Logic Low
-25< T
a
< 125
o
C(*)
V
ih
Control Input Logic High
-25< T
a
< 125
o
C(*)
I
i
Control Input Current
V
inhibit
=0 V (*)
V
inhibit
=5 V,
eN
OutputNoise Voltage (RMS)
BW = 300 Hz to 50 KHz, C
out
= 10
μ
F
(*) Note: Only fortypes inSOT23-5L
Test Conditions
Min.
2.793
2.736
2.940
2.880
3.136
3.072
3.234
3.168
3.724
3.648
4.9
4.8
100
Typ.
2.85
Max.
2.907
2.964
3.060
3.120
3.264
3.328
3.366
3.432
3.876
3.952
5.1
5.2
Unit
V
V
V
V
V
V
V
V
V
V
V
V
mA
%/V
in
-25< T
a
< 125
o
C
-25< T
a
< 125
o
C
3
-25< T
a
< 125
o
C
3.2
-25< T
a
< 125
o
C
3.3
-25< T
a
< 125
o
C
3.8
-25< T
a
< 125
o
C
5
I
o
= 1 mA
0.028
0.064
-25< T
a
< 125
o
C
-25< T
a
< 125
o
C
80
500
110
170
700
1300
μ
A
μ
A
μ
A
μ
A
0
1
μ
A
μ
A
dB
mV
mV
mV
mV
mV
mV
mV
mV
V
V
μ
A
μ
A
μ
V
63
6
-25< T
a
< 125
o
C
-25< T
a
< 125
o
C
-25< T
a
< 125
o
C
-25< T
a
< 125
o
C
30
100
200
12
18
60
90
200
300
400
600
0.18
DeviceOff
DeviceOn
2
-25< T
a
< 125
o
C (*)
0
5
-1
15
160
LD2979
3/9
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|---|---|
| LD2979Z32 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT |
| LD2979Z33 | 功能描述:低壓差穩(wěn)壓器 - LDO 3.3V 50mA Positive 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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LD2979Z33AP | 功能描述:低壓差穩(wěn)壓器 - LDO 3.3V 0.05A Very Low 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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LD2979Z38 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT |
| LD2979Z50 | 功能描述:低壓差穩(wěn)壓器 - LDO 5.0V 50mA Positive 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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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