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PRELIMINARY
SOLID STATE DEVICES, INC.
14830 Valley View Blvd * La Mirada, Ca 90638
Phone: (562) 404-7855 * Fax: (562) 404-1773
Designer's Data Sheet
Part Number /Ordering Information 1/
SVR1033 N DB H
Screening 2/: _ = Not Screened
H = High Rel Level
K = Space Level
R = Radiation Tolerant
Lead Bend: 3/ _ = Straight
DB = Down Bend
UB = Up Bend
Package: N = TO-254
P = TO-254Z
E = MilPack I
B = MilPack II
SVR1033N, P, E, & B
3 Amp
NEGATIVE ADJUSTABLE
LINEAR
VOLTAGE REGULATOR
FEATURES:
• 3A Output over -1.2 to -32V Voltage Range
• Internal Current, Power, and Thermal Limiting
• Eutectic Die Attach
• Replaces LT1033 Types
• Maximum Output Voltage Error of 1%
• Isolated Hermetically Sealed Power Package
• 150oC Operating Temperature
• Custom Lead Forming Available
• Ceramic Seal Package Available
• Class H or K (Space) Screening Available
MAXIMUM RATINGS
Power Dissipation 4/
Input to Output Voltage Differential
Maximum Current
Operating Junction Temperature
Storage Temperature
TO-258 (N):
TO-259 (P):
SYMBOL
PD
ªVIN/OUT
IMAX
TJ
TSTG
MilPack I (E):
VALUE
UNITS
Internally Limited, 30 W
35 V
3A
-55 TO +150
oC
-65 TO +150
oC
MilPack II (B):
FUNCTION
Voltage Regulator
PIN 1
Adjust
PIN ASSIGNMENT
PIN 2
Input
PIN 3
Output
NOTE: All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: SVR004A

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SVR1033N, P, E, & B
Electrical Characteristics 4/
PRELIMINARY
SOLID STATE DEVICES, INC.
14830 Valley View Blvd * La Mirada, Ca 90638
Phone: (562) 404-7855 * Fax: (562) 404-1773
to SYMBOL MIN TYP MAX UNITS
Reference Voltage
Line Regulation 5/
ªV = 5V, IOUT = 5mA
5mA # IOUT # IMAX, 3VV#35V, P#PMAX
3V V # 35V
25
*
25
*
Load Regulation 5/
(10mA # IOUT # IMAX)
VOUT # 5V
VOUT $ 5V
VOUT # 5V
VOUT $ 5V
25
25
*
*
Thermal Regulation
10 msec Pulse 25
VREF
ªVOUT
ªVIN
ªVOUT
ªIOUT
-1.238
-1.215
--
--
--
--
--
--
--
-1.250
-1.250
0.005
0.02
10
0.2
20
0.4
.002
-1.262
-1.850
V
V
0.015 %/V
0.04 %/V
50 mV
1.0 %
75 mV
1.5 %
.02 %/W
Ripple Rejection
VOUT = -10V, f=120Hz
Adjust Pin Current
Adjust Pin Current
Change
Minimum Load Current
Current Limit
Temperature Stability
Long Term Strability
RMS Output Noice (% of VOUT)
Thermal Resistance
Junction to Case
CADJ = 0 25
CADJ = 10:F 25
56 66
70 80
-- dB
-- dB
* IADJ -- 65 100 :A
10mA # IOUT # IMAX *
ªIADJ
--
0.2
2 :A
3V # ªV # 35V *
-- 1.0 5 :A
ªV # 35V 25
ªV # 10V 25
-- 2.5 5.0 mA
-- 1.2 3.0 mA
ªV # 10VDC 5/
ªV = 35V
25
25
ISC
3 4.3 6 A
0.5 1.3 2.5 A
TMIN # T # TMAX *
ªVOUT
ªT
--
0.3 1.5 %
T = 1000 Hours 125
ªVOUT
--
0.003
1.0
%
ªVtime
10 Hz # f # 10 kHz 25
Package N and Z
Package E and B
en
R2JC
--
--
--
-- -- %
--
1.6 oC/W
1.2 oC/W
NOTES:
* Full Temperature Range
1/ For Ordering Information, Price, and Availability Contact
Factory.
2/ Screening per MIL-STD-883.
3/ For Lead Bend Options Request Document # DSB-001 (Available for Download @ ssdi-power.com).
4/ Unless otherwise specified, these specifications apply: ªV = 5V and IOUT = 5mA. Power dissipations is internally limited. How-
ever, these specifications apply for power dissipation up to 30W, IMAX = 3A.
5/ Testing is done using a pulsed low duty cycle technique.

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PRELIMINARY
SOLID STATE DEVICES, INC.
14830 Valley View Blvd * La Mirada, Ca 90638
Phone: (562) 404-7855 * Fax: (562) 404-1773
TO-258 (N):
SVR1033N, P, E, & B
MilPack II (B):
TO-259 (P)
MilPack I (E):