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Made in the USA

Product Series: 1690

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1690

3.75 – 6.5 Watt Hybrid DC-DC Converter

Features

Completely self contained Thick Film Hybrid DC-DC Converter
Fully hermetic package
Output Inhibit
No Optocouplers
Built in EMI input filter limits conducted emissions and reduces transient susceptibility
Fixed frequency operation offers low ripple and fast load transient response.
Low Quiescent Current
Parallelable for higher output prime or redundant power applications
Short Circuit protection
External Sync

Specifications

Input: 24 VDC
Input Range (Continuous): 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
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

Single Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 1690-S03.3 (6.5W) 1690-S05 (6.5W) 1690-S12 (6.5W) 1690-S15 (6.5W) 1690-S28 (6.5W)
1690-S03.3 (6.5W) MIN 1690-S03.3 (6.5W) TYP 1690-S03.3 (6.5W) MAX 1690-S05 (6.5W) MIN 1690-S05 (6.5W) TYP 1690-S05 (6.5W) MAX 1690-S12 (6.5W) MIN 1690-S12 (6.5W) TYP 1690-S12 (6.5W) MAX 1690-S15 (6.5W) MIN 1690-S15 (6.5W) TYP 1690-S15 (6.5W) MAX 1690-S28 (6.5W) MIN 1690-S28 (6.5W) TYP 1690-S28 (6.5W) MAX
Output Voltage (FLD) — +3.2 +3.3 +3.4 +4.9 +5.0 +5.1 +11.9 +12.0 +12.1 +14.9 +15.0 +15.1 +27.8 +28.0 +28.2
Output current Vin min — Vin max - - 1.97A - - 1.3A - - 541mA - - 433mA - - 232mA
Efficiency Pout = max rated load 65% 68% - 70% 73% - 77% 81% - 73% 76% - 77% 81% -
Line regulation Pout = max rated load
Vin min — Vin max		 - 10mV 30mV - 10mV 50mV - 20mV 100mV - 25mV 125mV - 50mV 250mV
Load regulation Pout = 10% to F.L. - 10mV 30mV - 10mV 50mV - 20mV 100mV - 25mV 125mV - 50mV 250mV
Output ripple Vin min — Vin max - 30 65 - 40 85 - 60 150 - 75 180 - 150 350

Dual Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 1690-D05 (6.5W) 1690-D12 (6.5W) 1690-D15 (6.5W)
1690-D05 (6.5W) MIN 1690-D05 (6.5W) TYP 1690-D05 (6.5W) MAX 1690-D12 (6.5W) MIN 1690-D12 (6.5W) TYP 1690-D12 (6.5W) MAX 1690-D15 (6.5W) MIN 1690-D15 (6.5W) TYP 1690-D15 (6.5W) MAX
Output Voltage (FLD) — +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 ±35mA - ±625mA ±35mA - ±270mA ±76mA - ±1A
Efficiency Pout = max rated load 72% 75% - 77% 81% - 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 Vin min — Vin max - 40 85 - 60 150 - 75 180

Triple Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 1690-T3.3/5 (6.5W) 1690-T3.3/12 (6.5W) 1690-T3.3/15 (6.5W) 1690-T05 (6.5W) 1690-T12 (6.5W) 1690-T15 (6.5W)
1690-T3.3/5 (6.5W) MIN 1690-T3.3/5 (6.5W) TYP 1690-T3.3/5 (6.5W) MAX 1690-T3.3/12 (6.5W) MIN 1690-T3.3/12 (6.5W) TYP 1690-T3.3/12 (6.5W) MAX 1690-T3.3/15 (6.5W) MIN 1690-T3.3/15 (6.5W) TYP 1690-T3.3/15 (6.5W) MAX 1690-T05 (6.5W) MIN 1690-T05 (6.5W) TYP 1690-T05 (6.5W) MAX 1690-T12 (6.5W) MIN 1690-T12 (6.5W) TYP 1690-T12 (6.5W) MAX 1690-T15 (6.5W) MIN 1690-T15 (6.5W) TYP 1690-T15 (6.5W) MAX
Output Voltage (FLD) +lout = -lout+ +3.2
+4.9
-4.9		 +3.3
+5.0
-5.0		 +3.4
+5.1
-5.1		 +3.2
+11.9
-11.9		 +3.3
+12.0
-12.0		 +3.4
+12.1
-12.1		 +3.2
+14.9
-14.9		 +3.3
+15.0
-15.0		 +3.4
+15.1
-15.1		 +4.9
+4.9
-4.9		 +5.0
+5.0
-5.0		 +5.1
+5.1
-5.1		 +4.9
+11.9
-11.9		 +5.0
+12.0
-12.0		 +5.1
+12.1
-12.1		 +4.9
+14.9
-14.9		 +5.0
+15.0
-15.0		 +5.1
+15.1
-15.1
Output current Vin min — Vin max 75mA
±20mA		 -
-		 750mA
±150mA		 75mA
±20mA		 -
-		 750mA
±105mA		 75mA
±20mA		 -
-		 750mA
±83mA		 60mA
±20mA		 -
-		 500mA
±150mA		 60mA
±20mA		 -
-		 500mA
±105mA		 60mA
±20mA		 -
-		 500mA
±83mA
Efficiency Pout = max rated load 65% 68% - 65% 68% - 65% 66% - 62% 66% - 66% 70% - 70% 73% -
Line regulation Pout = max rated load
Vin min — Vin max		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV
Load regulation Pout = 10% to F.L. -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV		 -
-		 10mV
25mV		 50mV
50mV
Output ripple Vin min — Vin max -
-		 30
-		 65
50		 -
-		 30
-		 65
50		 -
-		 30
-		 65
50		 -
-		 40
-		 85
50		 -
-		 40
-		 85
50		 -
-		 40
-		 85
50

Pinout Table

1690-SXX<24 1690-SXX≥24 1690-DXX 1690-TXX
Pin-1: N/C Pin-1: N/C Pin-1: N/C Pin-1: N/C
Pin-2: inhibit not 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-3: soft start
Pin-4: sync Pin-4: sync Pin-4: sync Pin-4: sync
Pin-5: N/C 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-6: input ret
Pin-7: + input Pin-7: + input Pin-7: + input Pin-7: + input
Pin-8: main output Pin-8: N/C Pin-8: N/C Pin-8: main output
Pin-9: main output ret Pin-9: N/C Pin-9: N/C Pin-9: main output ret
Pin-10: N/C Pin-10: main output Pin-10: + dual output Pin-10: + dual output
Pin-11: adjust Pin-11: N/C Pin-11: dual output ret Pin-11: dual output ret
Pin-12: N/C Pin-12: main output ret Pin-12: - dual output 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
UF Case Style 8 12 Seam Weld Flanged Chassis Mount Download