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Product Series: 4690

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4690

Proton Rad Hard 100K+® DC – DC Converters

Features

RadHard TID >100kRad(Si)
2:1 Margin: Operates beyond 200kRad TID
No SEE: LET > 82meV*cm^2/mg
Proton Resistant: No optocouplers used
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
External Sync
Efficiency optimized for lower power applications

Specifications

Input: 28
Input Range (Continuous): 16
Isolation Input to Case: 500
Isolation Input to Output: 500
Isolation Output to Case: 100
Storage Temp: -55 °C to +150 °C
Shock: 50 G's
Acceleration: 500 G's
Vibration: 30 G's
Weight: 50 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

Additional Notes

Typical no load quiescent current <15mA at 28VDC.

Typical INH (off) quiescent current <275uA.

Single Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 4690-S02 (2.5W) 4690-S02.5 (2.5W) 4690-S03.3 (2.5W) 4690-S05 (2.5W) 4690-S05.2 (2.5W) 4690-S12 (2.5W) 4690-S15 (2.5W) 4690-S28 (2.5W)
4690-S02 (2.5W) MIN 4690-S02 (2.5W) TYP 4690-S02 (2.5W) MAX 4690-S02.5 (2.5W) MIN 4690-S02.5 (2.5W) TYP 4690-S02.5 (2.5W) MAX 4690-S03.3 (2.5W) MIN 4690-S03.3 (2.5W) TYP 4690-S03.3 (2.5W) MAX 4690-S05 (2.5W) MIN 4690-S05 (2.5W) TYP 4690-S05 (2.5W) MAX 4690-S05.2 (2.5W) MIN 4690-S05.2 (2.5W) TYP 4690-S05.2 (2.5W) MAX 4690-S12 (2.5W) MIN 4690-S12 (2.5W) TYP 4690-S12 (2.5W) MAX 4690-S15 (2.5W) MIN 4690-S15 (2.5W) TYP 4690-S15 (2.5W) MAX 4690-S28 (2.5W) MIN 4690-S28 (2.5W) TYP 4690-S28 (2.5W) MAX
Output set voltage — +1.9 +2.0 +2.1 +2.4 +2.5 +2.6 +3.2 +3.3 +3.4 +4.9 +5.0 +5.1 5.1 +5.2 +5.3 +11.9 +12.0 +12.2 +14.9 +15.0 +15.1 +27.8 +28.0 +28.2
Output current Vin min — Vin max 125mA — 1.25A 100mA — 1.0A 75mA — 0.75A .50mA — 0.50A .48mA — 0.480A 20.8mA — 0.208A 16.7mA — 0.167A 9.0mA — 90.0mA
Efficiency Pout = max rated load 59% 62% — 62% 65% — 67% 69% — 73% 77% — 77% 82% — 81% 85% — 81% 86% — 81% 86% —
Line regulation Pout = max rated load
Vin min — Vin max		 — 10mV 30mV — 10mV 30mV — 10mV 30mV — 10mV 50mV — 10mV 50mV — 20mV 100mV — 25mV 125mV — 50mV 250mV
Load regulation Pout = 10% to F.L. — 50mV 100mV — 62mV 125mV — 75mV 250mV — 100mV 300mV — 100mV 200mV — 250mV 500mV — 300mV 600mV — 600mV 1.20V
Output ripple F.L. BW 2 MHz
mVpp		 — 30 65 — 30 65 — 30 100 — 40 125 — 40 85 — 60 150 — 75 180 — 150 350

Dual Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 4690-D05 (2.5W) 4690-D12 (2.5W) 4690-D15 (2.5W)
4690-D05 (2.5W) MIN 4690-D05 (2.5W) TYP 4690-D05 (2.5W) MAX 4690-D12 (2.5W) MIN 4690-D12 (2.5W) TYP 4690-D12 (2.5W) MAX 4690-D15 (2.5W) MIN 4690-D15 (2.5W) TYP 4690-D15 (2.5W) MAX
Output set voltage — +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 -15.0 -15.1
Output current Vin min — Vin max ± 25mA — ± 250mA ± 10.4mA — ± 104mA ± 8.3mA — ± 83mA
Efficiency Pout = max rated load 71% 77% — 81% 85% — 81% 86% —
Line regulation Pout = max rated load
Vin min — Vin max		 — ± 10mV ± 250mV — ± 20mV ± 100mV — ± 25mV ± 250mV
Load regulation Pout = 10% to F.L. — ± 50mV ± 300mV — ± 250mV ± 0.5V — ± 300mV ± 0.6V
Output ripple F.L. BW 2 MHz
mVpp		 — 40 85 — 60 150 — 75 180

Triple Output Devices

Toggle Columns: Parameter - Conditions
Parameters Conditions 4690-T05 (2.5W) 4690-T12 (2.5W) 4690-T15 (2.5W)
4690-T05 (2.5W) MIN 4690-T05 (2.5W) TYP 4690-T05 (2.5W) MAX 4690-T12 (2.5W) MIN 4690-T12 (2.5W) TYP 4690-T12 (2.5W) MAX 4690-T15 (2.5W) MIN 4690-T15 (2.5W) TYP 4690-T15 (2.5W) MAX
Output set voltage — +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		 -14.9 -15.0 -15.1
Output current Vin min — Vin max 30mA
± 20mA		 — 250mA
± 125mA		 ± 20mA — ± 52mA ± 20mA — ± 42mA
Efficiency Pout = max rated load 65% 70% — 72% 77% — 73% 78% —
Line regulation Pout = max rated load
Vin min — Vin max		 — 100mV 200mV — 100mV 200mV — 100mV 200mV
Load regulation Pout = 10% to F.L. — 100mV 200mV — 100mV 200mV — 100mV 200mV
Output ripple F.L. BW 2 MHz
mVpp		 — — 50 — — 50 — — 50

Pinout Table

4690-Sxx <24V 4690-Sxx >24V 4690-Dxx 4690-Txx
Pin-1: BIT Pin-1: BIT Pin-1: BIT Pin-1: BIT
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: Case Pin-5: Case Pin-5: Case Pin-5: Case
Pin-6: Input Return Pin-6: Input Return Pin-6: Input Return Pin-6: Input Return
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 Return Pin-9: N/C Pin-9: N/C Pin-9: Main Output Return
Pin-10: N/C Pin-10: Main Output Pin-10: + Dual Output Pin-10: + Dual Output
Pin-11: N/C Pin-11: N/C Pin-11: Dual Output Return Pin-11: Dual Output Return
Pin-12: N/C Pin-12: Main Output Return 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 – 12 Pin Case Style 3 12 Solder Sealed Flanged PCB Mount Download
G Case Style 5 12 Seam Weld Flangeless PCB Mount Download
GF Case Style 6 12 Seam Weld Flanged PCB Mount Download
UF Case Style 8 12 Seam Weld Flanged Chassis Mount Download