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Product Series: 3736

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3736

30 Watt Hybrid DC-DC Converter

Features

Completely self contained Thick Film Hybrid DC-DC Converter
For MIL-STD 704/1275 applications
Built in EMI input filter meets MIL-STD 461C requirements CE01,CE03, CS01, CS02 & CS06
Inhibit-not function
Short Circuit protection
Fully isolated, input to output
400kHz operation for low ripple and fast response time
No External Filter Caps required
Fully hermetic package

Specifications

Input: 28 VDC
Input Range (Continuous): 16 VDC to 50 VDC
Input Range (Full Power): 18 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: 100 VDC
Storage Temp: -55 °C to +150 °C
Shock: 50 G's
Acceleration: 500 G's
Vibration: 30 G's
Weight: 65 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

Dual Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 3736-D05 (30W) 3736-D12 (30W) 3736-D15 (30W)
3736-D05 (30W) MIN 3736-D05 (30W) TYP 3736-D05 (30W) MAX 3736-D12 (30W) MIN 3736-D12 (30W) TYP 3736-D12 (30W) MAX 3736-D15 (30W) MIN 3736-D15 (30W) TYP 3736-D15 (30W) MAX
Output set voltage — 4.9
-4.9		 5.0
-5.0		 5.1
-5.1		 11.85
-11.85		 12.0
-12.0		 12.15
-12.15		 14.85
-14.85		 15.0
-15.0		 15.15
-15.15
Output current Vin min — Vin max 0.03A — 3A 125mA — 1.25A 0.01A — 1A
Efficiency Pout = max rated load 78% 80% — 82% 84% — 82% 84% —
Line regulation Pout = max rated load
Vin min — Vin max		 — ± 10mV ± 20mV — ± 10mV ± 20mV — ± 10mV ± 20mV
Load regulation Pout = 10% to F.L. — ± 20mV ± 50mV — ± 20mV ± 50mV — ± 20mV &pluskn; 50mV
Output ripple F.L. BW 2 MHz
mVpp		 — 50mV 100mV — 100mV 200mV — 100mV 200mV

Single Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 3736-S28 (30W) 3736-S15 (30W) 3736-S12 (30W) 3736-S05 (30W) 3736-S03.3 (20W)
3736-S28 (30W) MIN 3736-S28 (30W) TYP 3736-S28 (30W) MAX 3736-S15 (30W) MIN 3736-S15 (30W) TYP 3736-S15 (30W) MAX 3736-S12 (30W) MIN 3736-S12 (30W) TYP 3736-S12 (30W) MAX 3736-S05 (30W) MIN 3736-S05 (30W) TYP 3736-S05 (30W) MAX 3736-S03.3 (20W) MIN 3736-S03.3 (20W) TYP 3736-S03.3 (20W) MAX
Output set voltage — 27.3 28.0 28.3 14.85 15.0 15.15 11.9 12.0 12.1 4.9 5.0 5.1 3.2 3.3 3.4
Output current Vin min — Vin max 0.0107A — 1.07A 0.02A — 2A 0.025A — 2.5A 0.06A — 6A 0.06A — 6A
Efficiency Pout = max rated load 82% 84% — 82% 84% — 82% 84% — 78% 80% — 76% 78% —
Line regulation Pout = max rated load
Vin min — Vin max		 — 20mV 40mV — 10mV 20mV — 10mV 20mV — 10mV 20mV — 10mV 20mV
Load regulation Pout = 10% to F.L. — 50mV 100mV — 20mV 50mV — 20mV 50mV — 20mV 50mV — 20mV 50mV
Output ripple F.L. BW 2 MHz
mVpp		 — 150mV 300mV — 100mV 200mV — 100mV 200mV — 50mV 100mV — 50mV 100mV

Pinout Table

3736-Dxx 3736-Sxx
Pin-1: Sync Pin-1: Sync
Pin-2: Inhibit Ground Pin-2: Inhibit Ground
Pin-3: Filter Output Return Pin-3: Filter Output Return
Pin-4: Filter Output + Pin-4: Filter Output +
Pin-5: Inhibit Not Pin-5: Inhibit Not
Pin-6: N/C Pin-6: N/C
Pin-7: +28VDC Input Return Pin-7: +28VDC Input Return
Pin-8: +28VDC Input Pin-8: +28VDC Input
Pin-9: N/C Pin-9: - Sense
Pin-10: - Output Pin-10: Output Return
Pin-11: Output Return Pin-11: + Output
Pin-12: + Output Pin-12: + Sense