SGR137L-EV

SGR137L-EV Datasheet


SGR137 / SGR137A

Part Datasheet
SGR137L-EV SGR137L-EV SGR137L-EV (pdf)
Related Parts Information
SGR137L SGR137L SGR137L
PDF Datasheet Preview
SGR137 / SGR137A

Amp Negative Adjustable Regulator

The SGR137/SGR137A is fit, form and function compatible to the SG137/SG137A with the addition of guaranteed performance after radiation exposure to Total Ionizing Dose TID , Enhanced Low Dose Rate Sensitivity ELDRS , and Single Event Latch-up SEL conditions. The SGR137A family of negative adjustable regulators deliver up to 1.5A output current over an output voltage range of -1.2V to -37V. The device includes significant improvements, such as better line and load regulation, and a maximum output voltage error of The SGR137 family uses the same chip design and guarantees maximum output voltage error of

Every effort is made to make these devices easy to use and difficult to damage. Internal current and power limiting coupled with true thermal limiting prevents device damage due to overloads or shorts even if the regulator is not fastened to a heat sink.

The SGR137/SGR137A family of products are ideal complements to the SGR117A/117 adjustable positive voltage regulators.
• 1% Output Voltage Tolerance
• 0.01%/V Line Regulation
• Load Regulation
• 0.02%/W Thermal Regulation
• Available in Hermetic TO-220

High Reliability Features SGR137/SGR137A
• Rad-tolerance Test data available
• TID to a Minimum of 50krad Si
• ELDRS to a Minimum of 50krad Si
• SEL Immunity to a Minimum of 87MeV-cm2/mg
+ C2 5 µF SOLID TANTALUM

R1 121W
+ C3 1 µF SOLID

TANTALUM
-VIN

SGR137A VOUT
-VOUT = V 1+R2/R1
*R2 =

Figure 1
• Typical Application
2014 Microsemi Corporation- Analog Mixed Signal Group

Amp Negative Adjustable Regulator

OUTPUT VOLTAGE ERROR %
9 2% RESISTORS

SGR137
1% RESISTORS 6
2% RESISTORS 5

SGR137A
1% RESISTORS

OUTPUT VOLTAGE

Figure 2
• Resistor Precision vs. Output Voltage Error
Connection Diagrams and Ordering Information

Ambient

Type

Temperature

Package

Packaging Type

Connection Diagram

SGR137AK
-55°C to
3-Terminal

SGR137AK-EV*
125°C

Metal Can

TO-3

SGR137K

SGR137K-EV*

VOUT

CASE IS VIN

SGR137AT
-55°C to 125°C
3-Terminal Metal Can

SGR137AT-EV*

TO-39

SGR137T

SGR137T-EV*

ADJ 1
2 VOUT
3 VIN

CASE IS VIN

SGR137AIG

SGR137AIG-EV*
-55°C to

IG 3-Pin Hermetic

TO-257

VOUT
125°C

To-257

SGR137IG

Isolated

SGR137IG-EV*
* EV is Microsemi’s “Equivalent V” flow that follows MIL-PRF-38535 requirements for Class V processing.
Connection Diagrams and Ordering Information
Connection Diagrams and Ordering Information

Ambient

Type

Temperature

Package
-55°C to 125°C
20-Pin CERAMIC

Notes All parts are viewed from the top.

Part Number SGR137AL-EV* SGR137L-EV*

Packaging Type

Ceramic LCC

Leadless Chip Carrier

Connection Diagram
3 2 1 20 19

VOUT* VIN VOUT* N.C.
18 N.C. N.C.

N.C. N.C.

N.C. N.C
16 N.C. ADJ
15 N.C. N.C

N.C. N.C
14 N.C. N.C

N.C. N.C
9 10 11 12 13

L PACKAGE Top View

PbSn Lead Finish
* Both VOUT pins must be externally connected together at the device terminals.
* EV is Microsemi’s “Equivalent V” flow that follows MIL-PRF-38535 requirements for Class V processing.

Amp Negative Adjustable Regulator

Absolute Maximum

Parameter

Value

Units

Power Dissipation

Internally Limited

Input to Output Voltage Differential

Storage Temperature Range
-65 to 150

Operating Junction Temperature

Lead Temperature Soldering, 10 Seconds

Notes Stresses above those listed in "ABSOLUTE MAXIMUM RATINGS", may cause permanent damage to the device. This is a
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Datasheet ID: SGR137L-EV 649105