OM7611STM [ETC]
ISOLATED HERMETIC TO-257AA ADJUSTABLE VOLTAGE REGULATORS;![OM7611STM](http://pdffile.icpdf.com/pdf1/p00023/img/icpdf/OM7611_113764_icpdf.jpg)
型号: | OM7611STM |
厂家: | ![]() |
描述: | ISOLATED HERMETIC TO-257AA ADJUSTABLE VOLTAGE REGULATORS |
文件: | 总4页 (文件大小:46K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
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OM7611ST
ISOLATED HERMETIC TO-257AA ADJUSTABLE
VOLTAGE REGULATORS
Three Terminal, Adjustable Voltage, 3.0 Amp
Precision Negative Regulators In Hermetic
JEDEC TO-257AA Package
FEATURES
• Isolated Hermetic Package, JEDEC TO-257AA Outline
• Reference Voltage Set Internally to ±2%
• Built-In Thermal Overload Protection
• Short Circuit Current Limiting
• Pin Out Identical To Plastic TO-220
• Product Is Available Screened To MIL-STD-883
DESCRIPTION
These three terminal negative regulators are supplied in a hermetically sealed metal
package whose outline is similar to the industry standard TO-220 plastic package. All
protective features are designed into the circuit, including thermal shutdown, current
limiting and safe-area control. With heat sinking, they can deliver over 3.0 amps of
output current. These units feature 2% initial voltage tolerance, with 1.0% load
regulation and .015% line regulation.
ABSOLUTE MAXIMUM RATINGS @ 25°C
Input Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-35V
Operating Junction Temperature Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55°C to +150°C
Storage Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-65° to +150°C
Typical Power/Thermal Characteristics:
Rated Power @ 25°C
TC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28W
TA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3W
Thermal Resistance
3.3
qJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4.2°C/W
qJA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42°C/W
4 11 R3
Supersedes 1 07 R2
3.3 - 153
OM7611ST
ELECTRICAL CHARACTERISTICS -55°C TA +125°C (unless otherwise specified)
Parameter
Symbol
Test Conditions
VIN - VOUT Œ= 5 V, IOUT = 5 mA, TA = 25° C
3 V VIN - VOUT Œ 35 V
Min.
Max.
-1.262
-1.285
0.015
0.04
50
Unit
Reference Voltage
VREF
-1.238
-1.215
V
•
•
•
•
Line Regulation
(Note 1)
³VOUT
³VIN
3 V VIN - VOUT Œ 35 V
%/V
mV
Load Regulation
(Note 1)
³VOUT
³IOUT
VOUT Œ 5 V, TA = 25° C
10 mA IOUT IMAX.
VOUT Œ 5.0 V
75
1.0
%
%/W
dB
10 mA IOUT IMAX.
30 ms pulse, TA = 25° C
1.5
Thermal Regulation
Ripple Rejection
(Note 2)
-
0.02
³VIN
³VREF
56
53
70
60
VOUT Œ= -10 V, f = 120 Hz, CAdj = 0
•
VOUT Œ= -10 V, f = 120 Hz, CAdj = 10 µF
dB
µA
µA
•
•
•
•
•
•
Adjust Pin Current
IAdj
VDIFF = 35 V, IL = 10 mA
10 mA IOUT IMAX.
3 V VIN - VOUT Œ 35 V
VIN - VOUT Œ 35 V
100
2.0
5.0
5.0
3.0
6.0
Adjust Pin Current Change
Minimum Load Current
Current Limit
³IAdj
IMin
mA
A
VIN - VOUT Œ 10 V
ILim
3.0
3.0
0.5
0.5
VIN - VOUT Œ 10 V
VIN - VOUT Œ= 35 V
•
2.5
A
•
•
Temperature Stability
(Note 2)
³VOUT
³T
-55° C TJ +125° C
TA = +125° C, t = 1000 hrs
1.5
1.0
%
%
Long Term Stability
(Note 2)
³VOUT
³T
Notes:
1. Line and Load Regulation are measured at a constant junction temperature using a low duty cycle pulse technique.
Although power dissipation is internally limited, regulation is guaranteed up to the maximum power dissipation of 30 W.
Power dissipation is determined by the input/output differential voltage and the output current. Guaranteed maximum
power dissipation will not be available over the full input/output voltage range.
2. Guaranteed by design, characterization or correlation to other tested parameters.
3. The • denotes the specifications which apply over the full operating temperature range.
3.3
3.3 - 154
OM7611ST
TYPICAL PERFORMANCE CHARACTERISTICS
Dropout Voltage
Temperature Stability
Minimum Load Current
2.8
2.6
2.4
2.2
2.0
1.270
1.260
1.250
1.240
1.230
1.8
1.6
T = -55°C
J
1.4
1.2
T = -25°C
J
T = -55°C
J
1.0
0.8
T = 150°C
T = 25°C
J
J
1.8
1.6
1.4
1.2
0.6
0.4
0.2
0
T = -150°C
J
0.5 1.0 1.5 2.0 2.5 3.0
Output Current (A)
0
10
20
30
40
-75 -50 -25 0 25 50 75 100125150
Temperature (°C)
Input-Output Differential (V)
Ripple Rejection
Ripple Rejection
Ripple Rejection
100
80
100
80
60
40
20
0
100
80
60
40
20
0
CADJ = 10µF
CADJ = 10µF
CADJ = 10µF
CADJ = 0
60
CADJ = 0
CADJ = 0
40
V = -15 V
V - VOUT = 5 V
V = -15 V
IN
IN
IN
VOUT = -10 V
IL = 500 mA
V
OUT = -10 V
20
0
IL = 500mA, T = 25°C
f = 120Hz, T = 25°C
f = 120Hz, T = 25°C
J
J
J
0
-10 -20 -30 -40
Output Voltage (V)
10 100 1k 10k 100k 1M
Frequency (Hz)
0.01
0.1
1
10
Output Current (A)
Output Impedance
Line Transient Response
Load Transient Response
101
100
0.8
0.6
0.4
0.2
0
-0.2
-0.4
0
0.6
0.4
0.2
0
V = -15V
IN
CADJ = 0
CADJ = 0
CADJ = 0
VOUT = -10V
IL = 500mA
CADJ = 10µF
T = 25°C
J
-0.2
C = 1µF
L
-0.4
-0.6
0
-0.5
-1.0
-1.5
V = -15V
IN
10-1
CADJ = 10µF
VOUT = -10V
VOUT = -10V
IL = 50mA
IL = 50mA
CADJ = 10µF
T = 25°C
T = 25°C
10-2
10-3
J
J
-0.5
-1.0
C = 1µF
C = 1µF
L
L
0
10
20
30
40
0
10
20
30
40
10 100 1k 10k 100k 1M
Frequency (Hz)
Time (µS)
Time (µS)
3.3
Load Regulation*
Guaranteed Minimum Output Current
5
Adjustment Current
80
75
70
65
60
55
50
0.8
4
3
2
1
0
0.4
0
-0.4
-0.8
0
0.8 1.6 2.4 3.2 4.0
Output Current (A)
0
5
10 15 20 25 30 35
-75 -50 -25 0 25 50 75 100 125 150
Input-Output Differential (V)
Temperature (°C)
3.3 - 155
OM7611ST
TYPICAL APPLICATIONS
Multiple Tracking Regulators
+
+
C1
R2
R1
C3
R2
10µF
10µF
+
IADJ
+
C1
2µF
+
+
2µF
C2
5µF
C3
2µF
Solid
Tantalum
VREF
Adj
IN4002
- VIN
VIN
VOUT
R1
-VOUT
1
Adj
OM7611
VIN
VOUT
-VIN
-VOUT
OM7611
+
+
+
2µF
Solid
Tantalum
2µF
VIN
VOUT = VREF 1+ R2 +IADJ (R2)
Adj
IN4002
( )
VOUT
R2
R1
-VOUT2
OM7611
High Stability Regulator
+
2µF
Solid
Tantalum
-VOUT3
2µF
VIN
7V
LM329B
R2*
Adj
VOUT
R#N
+
+
5µF
OM7611
R3
1.5k
1%
R1
1k
2µF
Solid
Tantalum
1%
Adj
VOUT
OM7611
VIN
-VIN
-VOUT
VOUT
*R2 =
9.08 X 10-3
MECHANICAL OUTLINE
PIN CONNECTION
.200
.190
.420
.410
.045
.035
Tab
.665
.645
.150
.140
.537
.527
.430
.410
3.3
.038 MAX.
.005
.750
.500
1 2 3
.120 TYP.
.100 TYP.
.035
.025
Front View
Pin 1: Adjust
Pin 2: VIN
NOTES
• Case is metal/hermetically sealed
Pin 3: VOUT
• Isolated Tab
Tab:
Isolated
205 Crawford Street, Leominster, MA 01453 USA (508) 534-5776 FAX (508) 537-4246
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OM7620STP
Adjustable Positive Standard Regulator, 1.2V Min, 57V Max, MSFM3, HERMETIC SEALED, METAL, TO-257AA, 3 PIN
INFINEON
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