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Made in the USA

Product Series: 3718

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3718

6 Watt DC-DC Converter

Features

Completely self contained Thick Film Hybrid DC-DC Converter
No External Filter Caps required
Inhibit-not function
Power on soft start
Short Circuit protection
Fully Isolated design with magnetically coupled feedback

Specifications

Input: 28 VDC
Input Range (Continuous): 9 VDC to 50 VDC
Input Range (Full Power): 16 VDC to 50 VDC
Transient Survival Voltage: 80 VDC
Isolation Input to Case: 500 VDC
Isolation Input to Output: 500 VDC
Isolation Output to Case: 500 VDC
Storage Temp: -55 °C to +150 °C
Shock: 50 G's
Acceleration: 500 G's
Vibration: 30 G's
Weight: 20 gms typical

Environment

Grade I:
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 M:
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 E:
Full Output Power at Tcase = 125°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 135
TID up to kRad(Si)
No SEE up to 60MeV*cm2/mg

Additional Notes

Power derates to 80% at 9 VDC, full power at 16VDC

Dual Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 3718-D05 (6W) 3718-D12 (6W) 3718-D15 (6W)
3718-D05 (6W) MIN 3718-D05 (6W) TYP 3718-D05 (6W) MAX 3718-D12 (6W) MIN 3718-D12 (6W) TYP 3718-D12 (6W) MAX 3718-D15 (6W) MIN 3718-D15 (6W) TYP 3718-D15 (6W) MAX
Output set voltage — +4.9V
-4.9		 +5.0V
-5.0		 +5.1V
-5.1		 +11.8V
-11.8		 +12.0V
-12.0		 +12.2V
-12.2		 +14.7V
-14.7		 +15.0V
-15.0		 +15.3V
-15.3
Output current Vin min — Vin max — — ±600mA — — ±250mA — — ±200mA
Efficiency Pout = max rated load 70 77 — 78 81 — 78 83 —
Line regulation Pout = max rated load
Vin min — Vin max		 — ±50mV ±100mV — ±120mV ±240mV — ±150mV ±300mV
Load regulation Pout = 10% to F.L. — ±60mV ±150mV — ±240mV ±360mV — ±180mV ±450mV
Output ripple F.L. BW 2 MHz
mVpp		 — 50 100 — 120 240 — 150 300

Single Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 3718-S3.3 (6W) 3718-S05 (6W) 3718-S12 (6W) 3718-S15 (6W) 3718-S28 (6W) 3718-S48 (6W) 3718-S100 (6W) 3718-S200 (6W)
3718-S3.3 (6W) MIN 3718-S3.3 (6W) TYP 3718-S3.3 (6W) MAX 3718-S05 (6W) MIN 3718-S05 (6W) TYP 3718-S05 (6W) MAX 3718-S12 (6W) MIN 3718-S12 (6W) TYP 3718-S12 (6W) MAX 3718-S15 (6W) MIN 3718-S15 (6W) TYP 3718-S15 (6W) MAX 3718-S28 (6W) MIN 3718-S28 (6W) TYP 3718-S28 (6W) MAX 3718-S48 (6W) MIN 3718-S48 (6W) TYP 3718-S48 (6W) MAX 3718-S100 (6W) MIN 3718-S100 (6W) TYP 3718-S100 (6W) MAX 3718-S200 (6W) MIN 3718-S200 (6W) TYP 3718-S200 (6W) MAX
Output set voltage — 3.2V 3.3V 3.4V 4.9V 5.0V 5.1V 11.8V 12.0V 12.2V 14.7V 15.0V 15.3V 27.4V 28.0V 28.6V 47.0V 48.0V 49.0V 98.0V 100.0V 102.0V 196.0V 200.0V 204.0V
Output current Vin min — Vin max — — 1.5A — — 1.2A — — 500mA — — 400mA — — 214mA — — 125mA — — 60mA — — 30mA
Efficiency Pout = max rated load 68 74 — 70 77 — 78 81 — 78 83 — 78 83 — 77 81 — 74 80 — 74 80 —
Line regulation Pout = max rated load
Vin min — Vin max		 — 33mV 66mV — 50mV 100mV — 120mV 240mV — 150mV 300mV — 280mV 580mV — 150mV 300mV — 300mV 600mV — 600mV 1.20V
Load regulation Pout = 10% to F.L. — 70mV 132mV — 60mV 150mV — 240mV 360mV — 180mV 450mV — 132mV 340mV — 450mV 700mV — 900mV 1.40V — 1.80V 2.80V
Output ripple F.L. BW 2 MHz
mVpp		 — 50 100 — 50 100 — 120 240 — 150 300 — 50 600 — 400 1000 — 800 2.0V — 1.60V 4.0V

Pinout Table

3718-DXX 3718-SXX
Pin-1: +V Output Pin-1: +V Out
Pin-2: Output Return Pin-2: Output Return
Pin-3: -V Output Pin-3: Output Return
Pin-4: N/C Pin-4: N/C
Pin-5: Inhibit Not Pin-5: Inhibit Not
Pin-6: +28VDC Input Pin-6: +28VDC Input
Pin-7: Input Return Pin-7: Input Return
Pin-8: Case Ground Pin-8: Case Ground

Case Styles

Part Number Designator Case Style Pin Count Mounting Step File
FS Case Style 17 8 Seam Weld Flangeless PCB Mount —