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參數資料
| 型號： | mic5219 |
| 廠商： | Micrel Semiconductor,Inc. |
| 英文描述： | 500mA-Peak Output LDO Regulator(輸出峰值電流500mA的低壓差穩(wěn)壓器) |
| 中文描述： | 500mA的峰值輸出LDO穩(wěn)壓器（輸出峰值電流500mA電流的低壓差穩(wěn)壓器） |
| 文件頁數： | 3/12頁 |
| 文件大?。?/td> | 94K |
| 代理商： | MIC5219 |
July 2000
3
MIC5219
MIC5219
Absolute Maximum Ratings
Supply Input Voltage (V
IN
) ............................
–
20V to +20V
Power Dissipation (P
D
) ............................Internally Limited
Junction Temperature (T
J
) .......................
–
40
°
C to +125
°
C
Lead Temperature (Soldering, 5 sec.) ...................... 260
°
C
Micrel
Electrical Characteristics
V
IN
= V
OUT
+ 1.0V; C
OUT
= 4.7
μ
F, I
OUT
= 100
μ
A; T
J
= 25
°
C,
bold
values indicate
–
40
°
C
≤
T
J
≤
+125
°
C; unless noted.
Symbol
Parameter
Conditions
Min
Typical
Max
Units
V
OUT
Output Voltage Accuracy
variation from nominal V
OUT
–
1
–
2
1
2
%
%
V
OUT
/
T
Output Voltage
Temperature Coefficient
Note 2
40
ppm/
°
C
V
OUT
/V
OUT
Line Regulation
V
IN
= V
OUT
+ 1V to 12V
0.009
0.05
0.1
%/V
V
OUT
/V
OUT
Load Regulation
I
OUT
= 100
μ
A to 500mA
Note 3
0.05
0.5
0.7
%
V
IN
–
V
OUT
Dropout Voltage,
Note 4
I
OUT
= 100
μ
A
10
60
80
mV
I
OUT
= 50mA
115
175
250
mV
I
OUT
= 150mA
175
300
400
mV
I
OUT
= 500mA
350
500
600
mV
I
GND
Ground Pin Current,
Notes 5, 6
V
EN
≥
3.0V, I
OUT
= 100
μ
A
80
130
170
μ
A
V
EN
≥
3.0V, I
OUT
= 50mA
350
650
900
μ
A
V
EN
≥
3.0V, I
OUT
= 150mA
1.8
2.5
3.0
mA
V
EN
≥
3.0V, I
OUT
= 500mA
12
20
25
mA
Ground Pin Quiescent Current,
Note 6
V
EN
≤
0.4V
V
EN
≤
0.18V
f = 120Hz
0.05
3
μ
A
0.10
8
μ
A
PSRR
Ripple Rejection
75
dB
I
LIMIT
V
OUT
/
P
D
e
no
Current Limit
V
OUT
= 0V
Note 7
700
1000
mA
Thermal Regulation
0.05
%/W
Output Noise
I
OUT
= 50mA, C
OUT
= 2.2
μ
F, C
BYP
= 0
I
OUT
= 50mA, C
OUT
= 2.2
μ
F, C
BYP
= 470pF
500
nV/ Hz
300
nV/ Hz
ENABLE Input
V
ENL
Enable Input Logic-Low Voltage
V
EN
= logic low (regulator shutdown)
0.4
0.18
V
V
EN
= logic high (regulator enabled)
V
ENL
≤
0.4V
V
ENL
≤
0.18V
V
ENH
≥
2.0V
2.0
V
I
ENL
Enable Input Current
0.01
–
1
μ
A
0.01
–
2
μ
A
I
ENH
2
5
20
25
μ
A
Operating Ratings
Supply Input Voltage (V
IN
) ........................... +2.5V to +12V
Enable Input Voltage (V
EN
) .................................. 0V to V
IN
Junction Temperature (T
J
) .......................
–
40
°
C to +125
°
C
Package Thermal Resistance ......................... see Table 1
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相關代理商/技術參數 |
參數描述 |
|---|---|
| MIC5219_01 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:500mA-Peak Output LDO Regulator |
| MIC5219_09 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:500mA-Peak Output LDO Regulator |
| MIC5219-1.2BM5 | 制造商:Exar Corporation 功能描述:Voltage Regulator |
| MIC5219-2.5BM5 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| MIC5219-2.5BM5 TR | 功能描述:IC REG LDO 2.5V .5A SOT23-5 RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標準包裝:500 系列:- 穩(wěn)壓器拓撲結構:正，固定式 輸出電壓:12V 輸入電壓:14.5 V ~ 35 V 電壓 - 壓降（標準）:- 穩(wěn)壓器數量:1 電流 - 輸出:500mA 電流 - 限制（最?。?- 工作溫度:-40°C ~ 125°C 安裝類型:通孔 封裝/外殼:TO-205AD，TO-39-3 金屬罐 供應商設備封裝:TO-39 包裝:散裝 其它名稱:*LM78M12CH*LM78M12CH/NOPBLM78M12CH |
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