Model: 4690A-T12
4690A-T12
2.5W Proton Rad Hard 100K+® DC – DC Converters
Features
- RadHard TID >100kRad(Si)
- No SEE: LET > 82meV*cm^2/mg
- Proton Resistant: No optocouplers used
- Completely self contained Thick Film Hybrid DC-DC Converter
- No External Filter Caps required
Specifications
- Input: 28 VDC to VDC
- Input Range (Continuous): 16 VDC to 40 VDC
- Isolation Input to Case: 500 VDC to VDC
- Isolation Input to Output: 500 VDC to VDC
- Isolation Output to Case: 100 VDC to VDC
- Storage Temp: -55 °C to +150 °C
- Shock: 50 G's to G's
- Acceleration: 500 G's to G's
- Vibration: 30 G's to G's
- Weight: 50 gms typical to 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
- Grade EU:
- 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
- Grade L:
- 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
- Grade LE:
- 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
- Grade S:
- 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
- Grade SE:
- TID up to 100kRad(Si)
- No SEE up to 60MeV*cm2/mg
Additional Notes
Typical no load quiescent current <15mA at 28 VDC
Typical INH (off) quiescent current <800uA
Triple Output Devices
Toggle Columns: Parameter - Conditions
Parameters | Conditions | 4690A-T12 (2.5W) MIN | 4690A-T12 (2.5W) TYP | 4690A-T12 (2.5W) MAX |
---|---|---|---|---|
Output set voltage | — | +4.9 +11.9 -11.9 |
+5.0 +12.0 -12.0 |
+5.1 +12.1 -12.1 |
Output current | Vin min — Vin max | 30mA ± 20mA |
— | 250mA ± 52mA |
Efficiency | Pout = max rated load | 65% | 70% | — |
Line regulation | Pout = max rated load Vin min — Vin max |
— | 100mV | 200mV |
Load regulation | Pout = 10% to F.L. | — | 75mV | 150mV |
Output ripple | F.L. BW 2 MHz mVpp |
— | — | 50 |
Pinout Table
4690A-Txx |
---|
Pin-1: BIT |
Pin-2: Inhibit Not |
Pin-3: Soft Start |
Pin-4: Sync |
Pin-5: Case |
Pin-6: Input Return |
Pin-7: + Input |
Pin-8: Main Output |
Pin-9: Main Output Return |
Pin-10: + Dual Output |
Pin-11: Dual Output Return |
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 |
Array ( [model_no] => 2 [diagram] => https://mdipower.com/mdi/products/wp-content/uploads/2020/09/CS-0212n-.png [mounting_information] => Solder Sealed Flangelss PCB Mount [pin_count] => 12 [step_file] => 4175 [style_designator] => 2 [style_name] => Case Style 2 )
Array ( [model_no] => F – 12 Pin [diagram] => https://mdipower.com/mdi/products/wp-content/uploads/2020/09/CS-0312n-F.png [mounting_information] => Solder Sealed Flanged PCB Mount [pin_count] => 12 [step_file] => 4089 [style_designator] => [style_name] => Case Style 3 )
Array ( [model_no] => G [diagram] => https://mdipower.com/mdi/products/wp-content/uploads/2020/09/CS-0512n-G.png [mounting_information] => Seam Weld Flangeless PCB Mount [pin_count] => 12 [step_file] => 1403 [style_designator] => G [style_name] => Case Style 5 )
Array ( [model_no] => GF [diagram] => https://mdipower.com/mdi/products/wp-content/uploads/2020/09/CS-0612n-GF.png [mounting_information] => Seam Weld Flanged PCB Mount [pin_count] => 12 [step_file] => 1418 [style_designator] => GF [style_name] => Case Style 6 )
Array ( [model_no] => UF [diagram] => https://mdipower.com/mdi/products/wp-content/uploads/2020/09/CS-0812n-UF.png [mounting_information] => Seam Weld Flanged Chassis Mount [pin_count] => 12 [step_file] => 1443 [style_designator] => UF [style_name] => Case Style 8 )