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Made in the USA

Product Series: 3650

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3650

8-20 Watt Low Input Voltage DC-DC Converter

Features

Completely self contained Thick Film Hybrid DC-DC Converter
Fully Isolated design
No External Filter Caps required
Inhibit-not function
Power on soft start
200kHz operation for low ripple and fast response time
Short Circuit protection
BIT
External Sync

Specifications

Input: 5 VDC
Input Range (Continuous): 4.6 VDC to 5.4 VDC
Input Range (Full Power): 4.75 VDC to 5.6 VDC
Transient Survival Voltage: 10 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: 75 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

Single Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 3650-S02 (20W) 3650-S02.5 (20W) 3650-S03.3 (20W) 3650-S05.2 (20W) 3650-S12 (20W) 3650-S15 (20W) 3650-S28 (20W)
3650-S02 (20W) MIN 3650-S02 (20W) TYP 3650-S02 (20W) MAX 3650-S02.5 (20W) MIN 3650-S02.5 (20W) TYP 3650-S02.5 (20W) MAX 3650-S03.3 (20W) MIN 3650-S03.3 (20W) TYP 3650-S03.3 (20W) MAX 3650-S05.2 (20W) MIN 3650-S05.2 (20W) TYP 3650-S05.2 (20W) MAX 3650-S12 (20W) MIN 3650-S12 (20W) TYP 3650-S12 (20W) MAX 3650-S15 (20W) MIN 3650-S15 (20W) TYP 3650-S15 (20W) MAX 3650-S28 (20W) MIN 3650-S28 (20W) TYP 3650-S28 (20W) MAX
Output Voltage (FLD) — +1.9 +2.0 +2.1 +2.4 +2.5 +2.6 +3.2 +3.3 +3.04 +5.1 +5.2 +5.3 +11.9 +12.0 +12.1 +14.9 +15.0 +15.1 +27.8 +28.0 +28.2
Output current Vin min — Vin max - - 4A - - 4A - - 4A - - 3.85A - - 1.67A - - 1.33A - - 0.72A
Efficiency Pout = max rated load 56% 59% - 61% 64% - 66% 70% - 73% 77% - 78% 82% - 79% 83% - 78% 82% -
Line regulation Pout = max rated load
Vin min — Vin max		 - 10mV 30mV - 10mV 30mV - 10mV 30mV - 10mV 50mV - 20mV 100mV - 25mV 125mV - 50mV 250mV
Load regulation Pout = 10% to F.L. - 10mV 30mV - 10mV 30mV - 10mV 30mV - 10mV 50mV - 20mV 100mV - 25mV 125mV - 50mV 250mV
Output ripple F.L. BW 2 MHz
mVpp		 - 25 50 - 30 60 - 30 65 - 40 85 - 60 150 - 75 180 - 150 350

Dual Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 3650-D05 (20W) 3650-D12 (20W) 3650-D15 (20W)
3650-D05 (20W) MIN 3650-D05 (20W) TYP 3650-D05 (20W) MAX 3650-D12 (20W) MIN 3650-D12 (20W) TYP 3650-D12 (20W) MAX 3650-D15 (20W) MIN 3650-D15 (20W) TYP 3650-D15 (20W) MAX
Output Voltage (FLD) +lout = -lout+ +4.9
-4.9		 +5.0
-5.0		 +5.1
-5.1		 +11.9
-11.9		 +12.0
-12.0		 +12.1
-12.1		 +14.9
-14.9		 +15.0
-15.0		 +15.1
-15.1
Output current Vin min — Vin max ±150mA - ±2A ±95mA - ±0.84A ±76mA - ±0.67A
Efficiency Pout = max rated load 72% 76% - 78% 82% - 79% 83% -
Line regulation Pout = max rated load
Vin min — Vin max		 - ±10mV ±50mV - ±20mV ±100mV - ±25mV ±125mV
Load regulation Pout = 10% to F.L. - ±10mV ±50mV - ±20mV ±100mV - ±25mV ±125mV
Output ripple F.L. BW 2 MHz
mVpp		 - 40 85 - 60 150 - 75 180

Pinout Table

3650-SXX <24 3650-SXX≥24 3650-DXX
Pin-1: bit Pin-1: bit Pin-1: bit
Pin-2: inhibit not Pin-2: inhibit not Pin-2: inhibit not
Pin-3: soft start Pin-3: soft start Pin-3: soft start
Pin-4: sync Pin-4: sync Pin-4: sync
Pin-5: N/C Pin-5: N/C Pin-5: N/C
Pin-6: input ret Pin-6: input ret Pin-6: input ret
Pin-7: + input Pin-7: + input Pin-7: + input
Pin-8: main output Pin-8: N/C Pin-8: N/C
Pin-9: main output ret Pin-9: N/C Pin-9: N/C
Pin-10: + remote sense Pin-10: main output Pin-10: + dual output
Pin-11: adjust Pin-11: N/C Pin-11: dual output rtn
Pin-12: - remote sense Pin-12: main output ret Pin-12: -dual output

Case Styles

Part Number Designator Case Style Pin Count Mounting Step File
2 Case Style 2 12 Solder Sealed Flangelss PCB Mount Download
F – 10 Pin Case Style 3 10 Solder Sealed Flanged PCB Mount Download
I Case Style 5 12 Seam Weld Flangeless PCB Mount Download
IF Case Style 6 12 Seam Weld Flanged PCB Mount Download
WF Case Style 8 12 Seam Weld Flanged Chassis Mount Download
PB Case Style 10 12 Solder Sealed PCB Stud Mount Download
PE Case Style 12 12 Seam Weld Stud PCM Mount Download