OMA541SFB
LOW POWER OPERATIONAL AMPLIFIER IN LOW PROFILE DUAL IN-LINE PACKAGE APPROVED TO DESC DRAWING 5962-94520
Monolithic Operational Amplifier In Isolated Flat Packs
FEATURES
• • • • • • • Approved to DESC 5962-94520 Similar To OPA541 Isolated Hermetic Dual In-Line Package Low Profile Surface Mount Lead Form Available FET Input Power Supplies To ±40V
DESCRIPTION
These devices are designed specifically for electronic assemblies requiring low profile package types. The OMA541SF is a monolithic operational amplifier capable of operating from power supplies up to ±40V and peak currents of up to 2 amps. The packaging provides the ultimate in size, thermal performance and ease of assembly. It is ideally suited for high density electronic assemblies and is approved to DESC drawing 5962-94520.
ABSOLUTE MAXIMUM RATINGS @ 25°C
Supply Voltage, +VS to -VS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80V Output Current, Peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0A Output Current, Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5A Power Dissipation, Internal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25W Operating Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55°C to 125°C Storage Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55°C to 150°C Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175°C Lead Temperature (10 Sec. Soldering) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300°C
SCHEMATIC
+VS
3.4
-In
+In
Current Sense
RCL
Output Drive
(ext.)
Output
-VS
4 11 R0
3.4 - 37
OMA541SFB
ELECTRICAL CHARACTERISTICS
Parameter Input Offset Voltage
VOS vs Temperature vs Temperature vs Supply Voltage vs Power -25°C to +125°C -55°C to -25°C VS = ±10V to ±VMAX
(At TC = 25°C; VS = ±34VDC unless otherwise noted.) Min. Typ.
±.01 ±15 ±20 ±2.5 ±20
Conditions
Max.
±2 ±30 ±40 ±10 ±60
Units
mV µV/°C µV/°C µV/V µV/W
Input Bias Current
IB 4 50 pA
Input Offset Current
IOS Specified Temperature Range ±1 ±5 ±30 ±20 pA nA
Input Characteristics
Common-Mode Voltage Range -55°C to +85°C +85°C to +125°C Common-Mode Rejection VCM = ±(œ Sœ - 6V) V VCM =±22V Input Capacitance* Input Capacitance, DC* 96 5 1
±(œVSœ - 6) ±(œVSœ - 6.5)
±(œVSœ - 3) ±(œVSœ - 3.2)
113
V V dB dB pF T
Gain Characteristics
Open Loop Gain at 10Hz Gain-Bandwidth Product* RL = 10k 90 97 1.6 dB MHz
Output
IO = 2A Voltage Swing IO = .25A Current, Peak
(1)
±(œ Sœ - 4.5) V ±(œ Sœ - 4) V
1.5
±(œ Sœ - 3.6) V ±(œ Sœ - 3.2) V
2.0
V V A A
AC Performance
Slew Rate 6 10 V/µs
Power Supply
Power Supply Voltage, ±VS Current, Quiescent Specified Temperature Range 25 35 mA ±10 ±35 20 ±40 25 V mA
Thermal Resistance
qJC (Junction-to-Case) AC Output > 60Hz 1.65 2.00 °C/W
qJC (Junction-to-Case)
DC Output
1.85
2.50
°C/W
3.4
qJA (Junction-to-Ambient)
50
°C/W
NOTES: (1) Power dissipation, Internal: 25W Max. * Guaranteed - not tested 100%.
Part Number Designator
Standard Military Drawing Number 5962-94520 01XX Omnirel Part Number OMA541SFB Package F-14L
3.4 - 38
OMA541SFB
TYPICAL PERFORMANCE CURVES
TA = +25°C, VS = ±VDC unless otherwise noted
Input Bias Current VS Temperature
100 Input Bias Current, (nA) 10 1 0.1 0.01 110 100 90 80 70 60 50 40 30 20 10 0 -10 1 10 100
Open-Loop Gain and Phase VS Frequency
Voltage Gian, (dB)
Phase
Gain
ZL = 3.3nF
ZL = 3.3nF 1k 10k 100k 1M 10M
0.001 -25
0
25
50
75
100
125
Junction Temperature, (C°)
Frequency, (Hz)
Normalized Quiescent Current VS Total Power Supply Voltage
1.3 1.2 Normalized IQ 1.1 TC = -25°C 1.0 0.9 0.8 0.7 0.6 20 30 40 TC = 125°C 50 60 70 80 90 TC = 25°C ± VS − VOUT , (V) 6 5 4 3 2 1 0
Output Voltage Swing VS Output Current
(+VS) - VO
S - VO -V
1
2
3
4
5 IOUT, (A)
6
7
8
9
10
+VS + S , (V) -V
Voltage Noise Density VS Frequency
1k 10
Total Harmonic Distortion VS Frequency
Voltage Noise Density,
THD + Noise, (%)
1.0 PO = 100mW 0.1 PO = 5W PO = 50W
100
0.01
10 1 10 100 1k 10k 100k 0.001 10 100 1k Frequency, (Hz) 10k 100k Frequency, (Hz)
Typical Common-Mode Rejection VS Frequency (Case Dependent)
120 110 100 CMRR, (dB) 90 80 70 60 50 10 100 1k 10k 100k 1M Frequency, (Hz) 0 -50 Output Current, (A) 2 3
Typical Output Current VS Temperature (Case Dependent)
3.4
IOUT -
1
IOUT +
-25
0
25
50
75
100
125
Case Temperature, (°C)
3.4 - 39
OMA541SFB
Safe Operating Area OMA541SF
10
TC = 25°C
1.0
TC = 125°C
0.1 1 10 100
PIN CONNECTION
F-14L
Pin 1 Designation
1 2 3 4 5 6 7 14 13 12 11 10 9 8
•
Pin 1: Pin 2: Pin 3: Pin 4: Pin 5:
+VCC +VCC VOUT VOUT -IN
Pin 6: Pin 7: Pin 8: Pin 9: Pin 10:
+IN -VCC -VCC -VCC VOUT
Pin 11: Pin 12: Pin 13: Pin 14:
VOUT +VCC +VCC Current Sense
MECHANICAL OUTLINE
.380 .450 MIN. TYP
3.4
.015 .380
I.D. BEAD
I.D. MARK
.050 TYP. .040 REF. .300
.010 .040 .125 MAX.
205 Crawford Street, Leominster, MA 01453 USA (508) 534-5776 FAX (508) 537-4246
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