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参数资料
| 型号： | OM2990-XNM |
| 厂商： | International Rectifier |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | Three Terminal, Fixed Voltage, Low Dropout Negative Voltage Regulator In Hermetic Packages |
| 中文描述： | 三端，固定电压，低压差负电压稳压器在气密封装 |
| 文件页数： | 2/6页 |
| 文件大小： | 81K |
| 代理商： | OM2990-XNM |
1.1
1.1
1.3
1.3
1.4
2.1
2.2
2.3
2.4
3.1
3.2
ELECTRICAL CHARACTERISTICS, OM2990-5NK, NM, NT (-5 VOLTS)
Test Conditions are -55°C T
A
125°C, V
IN
= -10 V, C
OUT
= 47 μF (unless otherwise specified).
Parameter
Symbol
Test Conditions
Output Voltage
V
OUT
5 mA < I
O
< 1.0 A
Notes
1
2
1
2
1,2
1
2
1
2
1
2
1
2
Min.
-5.10
-5.25
Max.
-4.90
-4.75
5
12
50
+40
+50
+50
+100
Unit
V
Quiescent Current
I
Q
I
O
< 1.0A
m A
I
O
= 1.0A , V
IN
= -5 V
-6 V V
IN
-26 V,
I
OUT
= 5 mA
50 mA I
OUT
1.0 A
Line Regulation
V
RLN
m V
Load Regulation
V
RLD
m V
Dropout Voltage
V
D O
I
O
= 0.1 A
D
V
O
100 mV
I
O
= 1.0 A
D
V
O
100 mV
I
O
= 5 mA,
10 Hz - 100 kHz
R
L
= 1
.3
V
1
Output Noise Voltage
V
O N
3
750
μV
Short Circuit Current
I
O S
1
2
1
1.5
1.3
1.5
A
Maximum Output Current
I
MAX
A
Ripple Rejection
R
R
V
ripple
= 1 V
ms
I
OUT
= 5 mA, f = 1 kHz
1
50
dB
Notes:
1. T
A
= 25°C
.
2. Over full operating temperature range.
3. Guaranteed, not tested
ELECTRICAL CHARACTERISTICS, OM2990-12NK, NM, NT (-12 VOLTS)
Test Conditions are -55°C T
A
125°C, V
IN
= -17 V, C
OUT
= 47 μF (unless otherwise specified).
Parameter
Symbol
Test Conditions
Output Voltage
V
OUT
5 mA < I
O
< 1.0A
Notes
1
2
1
2
1,2
1
2
1
2
1
2
1
2
Min.
-12.24
-12.60
Max.
-11.76
-11.40
5
12
50
+65
+80
+80
+120
Unit
V
Quiescent Current
I
Q
I
O
< 1.0A
m A
I
O
= 1A, V
IN
= -12 V
-13 V V
IN
-26 V
I
OUT
= 5 mA
50 mA I
OUT
1.0 A
Line Regulation
V
RLN
m V
Load Regulation
V
RLD
m V
Dropout Voltage
V
D O
I
O
= 0.1 A
D
V
O
100 mV
I
O
= 1 A
D
V
O
100 mV
I
O
= 5 mA,
10 Hz - 100 kHz
R
L
= 1
.3
V
1
Output Noise Voltage
V
O N
3
1500
μV
Short Circuit Current
I
O S
1
2
.90
.75
A
Maximum Output Current
I
MAX
1
4
1.4
A
Ripple Rejection
R
R
V
ripple
= 1 V
ms
I
OUT
= 5 mA, f = 1 kHz
1
42
dB
Notes:
1. T
= 25°C
.
2. Over full operating temperature range.
3. Guaranteed, not tested
4. The short circuit current is less than the maximum output current due to internal foldback current limiting.
The -5V and -5.2V versions do not reach the foldback current limit and therefore conducts a higher short
ELECTRICAL CHARACTERISTICS, OM2990-15NK, NM, NT (-15 VOLTS)
Test Conditions are -55°C T
A
125°C, V
IN
= -20 V, C
OUT
= 47 μF (unless otherwise specified).
Parameter
Symbol
Test Conditions
Output Voltage
V
OUT
5 mA < I
O
< 1.0 A
Notes
1
2
1
2
1,2
1
2
1
2
1
2
1
2
Min.
-15.30
-15.75
Max.
-14.70
-14.25
15
20
50
+75
+120
+120
+190
Unit
V
Quiescent Current
I
Q
I
O
< 1.0A
m A
I
O
= 1.0A , V
IN
= -15 V
-16 V V
IN
-26 V,
I
OUT
= 5 mA
50 mA I
OUT
1.0 A
Line Regulation
V
RLN
m V
Load Regulation
V
RLD
m V
Dropout Voltage
V
D O
I
O
= 0.1 A
D
V
O
100 mV
I
O
= 1.0 A
D
V
O
100 mV
I
O
= 5 mA,
10 Hz - 100 kHz
R
L
= 1
.3
V
1
Output Noise Voltage
V
O N
3
1800
μV
Short Circuit Current
I
O S
1
2
1
4
.75
.62
1.4
A
Maximum Output Current
I
MAX
A
Ripple Rejection
R
R
V
ripple
= 1 V
ms
I
OUT
= 5 mA, f = 1 kHz
1
42
dB
Notes:
1. T
= 25°C
.
2. Over full operating temperature range.
3. Guaranteed, not tested
4. The short circuit current is less than the maximum output current due to internal foldback current limiting.
The -5V and -5.2V versions do not reach the foldback current limit and therefore conducts a higher short
circuit level.
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