+1.631.345.3100
Made in the USA

Model: 5031-S03.3

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5031-S03.3

32.5-80 Watt Hybrid DC-DC Converter

Features

RadHard TID >100kRad(Si)
2:1 Margin: Operates beyond 200kRad TID
No SEE: LET > 82meV*cm^2/mg
Proton Resistant: No optocouplers used
Specifically designed for redundant space applications
Completely self contained Thick Film Hybrid DC-DC Converter
No External Filter Caps required
Fully Isolated design
Inhibit-not function
Power on soft start
200kHz operation for low ripple and fast response time
Built in EMI input filter meets MIL-STD 461C requirements CE01,CE03, CS01, CS02 & CS06
Short Circuit protection
Over voltage protection
BIT

Specifications

Input: 28
Input Range (Continuous): 16
Input Range (Full Power): 18
Transient Survival Voltage: 80 VDC
Isolation Input to Case: 500 VDC
Isolation Input to Output: 500 VDC
Isolation Output to Case: 100 VDC
Storage Temp: -55 °C to +150 °C
Shock: G's
Acceleration: G's
Vibration: G's
Weight: gms typical

Environment

Grade EU:
Full Output Power at Tcase = 85°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 115
TID up to kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade L:
Full Output Power at Tcase = 85°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 115
TID up to 45kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade LE:
Full Output Power at Tcase = 125°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 135
TID up to 45kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade S:
Full Output Power at Tcase = 85°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 115
TID up to 100kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade SE:
Full Output Power at Tcase = 125°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 135
TID up to 100kRad(Si)
No SEE up to 60MeV*cm2/mg

Single Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 5031-S03.3 (50W) MIN 5031-S03.3 (50W) TYP 5031-S03.3 (50W) MAX
Output set voltage — +3.2 +3.3 +3.4
Output current Vin min — Vin max — — 15A
Efficiency Pout = max rated load 60% 73% —
Line regulation Pout = max rated load
Vin min — Vin max		 — 10mV 30mV
Load regulation Pout = 10% to F.L. — 10mV 30mV
Output ripple F.L. BW 2 MHz
mVpp		 — 30 65

Pinout Table

5031-Sxx <24VDC
Pin-1: BIT
Pin-2: Inhibit Not
Pin-3: Soft Start
Pin-4: Sync
Pin-5: + Input
Pin-6: Input Return
Pin-7: N/C
Pin-8: Main Output
Pin-9: Main Output Return
Pin-10: + Remote Sense
Pin-11: Adjust
Pin-12: - Remote Sense

Case Styles

Part Number Designator Case Style Pin Count Mounting Step File
4 Case Style 4 12 Solder Sealed Flanged PCB Mount —
LF Case Style 7 12 Solder Sealed Flanged PCB Mount Download
ZF Case Style 9 12 Seam Weld Flanged Chassis Mount Download
PD Case Style 11 12 Solder Sealed PCB Stud Mount Download