參數(shù)資料
型號(hào)： L7905CD2T-TR
英文描述： Negative Fixed Voltage Regulator
中文描述： 負(fù)固定電壓穩(wěn)壓器
文件頁(yè)數(shù)： 6/13頁(yè)
文件大?。?/td> 109K
代理商： L7905CD2T-TR
* Load and line regulation are specified at constant junction temperature. Changes in V
o
due to heating effects must be taken into account
separately. Pulce testing with low duty cycle is used.
ELECTRICALCHARACTERISTICS FOR L7918C
(refer to the test circuits, T
j
= 0 to 150
o
C,
V
i
= -27V, I
o
= 500mA, C
i
= 2.2
μ
F, C
o
= 1
μ
F unless otherwisespecified)
Symbol
Parameter
Test Conditions
V
o
OutputVoltage
T
j
= 25
o
C
V
o
OutputVoltage
I
o
= -5mA to -1A
V
i
= -22to -33 V
V
o
*
LineRegulation
V
i
= -21to -33 V
V
i
= -24to -30 V
Load Regulation
I
o
= 5 to 1500 mA
I
o
= 250 to 750mA
I
d
Quiescent Current
T
j
= 25
o
C
Quiescent Current Change
I
o
= 5 to 1000 mA
Min.
-17.3
Typ.
-18
Max.
-18.7
Unit
V
P
o
≤
15W
-17.1
-18
-18.9
V
T
j
= 25
o
C
T
j
= 25
o
C
T
j
= 25
o
C
T
j
= 25
o
C
360
180
mV
mV
V
o
*
360
180
mV
mV
3
mA
I
d
I
d
V
o
T
e
N
0.5
mA
Quiescent Current Change
V
i
= -22to -33 V
1
mA
OutputVoltageDrift
I
o
= 5 mA
-1
mV/
o
C
OutputNoise Voltage
B = 10Hzto 100KHz T
j
= 25
o
C
300
μ
V
dB
SVR
Supply Voltage Rejection
V
i
=10 V
I
o
= 1 A
V
O
= 100 mV
f= 120Hz
T
j
= 25
o
C
54
60
V
d
Dropout Voltage
1.1
V
I
sc
Short Circuit Current
1.1
A
ELECTRICALCHARACTERISTICS FOR L7920C
(refer to the test circuits, T
j
= 0 to 150
o
C,
V
i
= -29V, I
o
= 500mA, C
i
= 2.2
μ
F, C
o
= 1
μ
F unless otherwisespecified)
Symbol
Parameter
Test Conditions
T
j
= 25
o
C
V
o
OutputVoltage
I
o
= -5mA to -1A
V
i
= -24to -35 V
V
o
*
LineRegulation
V
i
= -23to -35 V
V
i
= -26to -32 V
V
o
*
Load Regulation
I
o
= 5 to 1500 mA
I
o
= 250 to 750mA
I
d
Quiescent Current
T
j
= 25
o
C
I
d
Quiescent Current Change
I
o
= 5 to 1000 mA
I
d
Quiescent Current Change
V
i
= -24to -35 V
V
o
T
e
N
OutputNoise Voltage
B = 10Hzto 100KHz T
j
= 25
o
C
Min.
Typ.
Max.
Unit
V
o
OutputVoltage
-19.2
-20
-20.8
V
P
o
≤
15W
-19
-20
-21
V
T
j
= 25
o
C
T
j
= 25
o
C
T
j
= 25
o
C
T
j
= 25
o
C
400
200
mV
mV
400
200
mV
mV
3
mA
0.5
mA
1
mA
OutputVoltageDrift
I
o
= 5 mA
-1.1
mV/
o
C
350
μ
V
dB
SVR
Supply Voltage Rejection
V
i
=10 V
I
o
= 1 A
V
O
= 100 mV
f= 120Hz
T
j
= 25
o
C
54
60
V
d
Dropout Voltage
1.1
V
I
sc
Short Circuit Current
0.9
A
L7900
6/13
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參數(shù)描述
L7905CD2T-TR-CUT TAPE 制造商:ST 功能描述:L7905 Series -5 V 1.5 A Negative Voltage Regulator Surface Mount - D2PAK
L7905CP 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 5.0V 1.5A Negative RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
L7905CT 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 5.0V 1.5A Negative RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
L7905CV 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 5.0V 1.5A Negative RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
L7905C-V 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:NEGATIVE VOLTAGE REGULATORS
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