YF/YFW

The YF series of dc/dc converters perform over an ultra-wide input voltage range (2:1 and 4:1), providing indefinite short circuit and overvoltage protection. This design technology provides upt to 20 watts of output power from a 1.60″ x 2.0″ x 0.40″ case. These current mode control forward converters are designed for improved transient response and reduced stress on switching components and do not require external input filtering, making it a preferred source over industry alternatives.

• 20 Watts Output Power • High Efficiency up to 87% • Fixed Switching Frequency • Six-Sided Continuous Shield • Standard 2” x 1.6” x 0.4” package • 2:1 and 4:1 Wide Input Voltage Range • Single, Dual and Triple Outputs Available • ISO9001 Certified Manufacturing Facilities • RoHS II & REACH Compliant • UL60950-1, EN60950-1, and IEC60950-1 Safety Approvals
Model
Number
Input
Voltage
Output
Voltage
Output
Current
Output
Power (W)
No.
Outputs
Case Size  
YF12S33-4000 Input Voltage: 12 Output Voltage: 3.3 Output Current: 4A Output Power (W): 13.2 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24S33-4000 Input Voltage: 24 Output Voltage: 3.3 Output Current: 4A Output Power (W): 13.2 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48S33-4000 Input Voltage: 48 Output Voltage: 3.3 Output Current: 4A Output Power (W): 13.2 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12T3.312-17 Input Voltage: 12 Output Voltage: 3.3, 12, -12 Output Current: 3000/±300mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12T3.315-17 Input Voltage: 12 Output Voltage: 3.3, 15, -15 Output Current: 300/±25mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12T512-17 Input Voltage: 12 Output Voltage: 5, 12, -12 Output Current: 2000/±300mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12T515-17 Input Voltage: 12 Output Voltage: 5, 15, -15 Output Current: 2000/±250mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24T3.312-17 Input Voltage: 24 Output Voltage: 3.3, 12, -12 Output Current: 3000/±300mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24T3.315-17 Input Voltage: 24 Output Voltage: 3.3, 15, -15 Output Current: 300/±25mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24T512-17 Input Voltage: 24 Output Voltage: 5, 12, -12 Output Current: 2000/±300mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24T515-17 Input Voltage: 24 Output Voltage: 5, 15, -15 Output Current: 2000/±250mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48T3.312-17 Input Voltage: 48 Output Voltage: 3.3, 12, -12 Output Current: 3000/±300mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48T3.315-17 Input Voltage: 48 Output Voltage: 3.3, 15, -15 Output Current: 300/±25mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48T512-17 Input Voltage: 48 Output Voltage: 5, 12, -12 Output Current: 2000/±300mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48T515-17 Input Voltage: 48 Output Voltage: 5, 15, -15 Output Current: 2000/±250mA Output Power (W): 17 No. Outputs: T Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12D12-830 Input Voltage: 12 Output Voltage: 12, -12 Output Current: ±833mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12D15-660 Input Voltage: 12 Output Voltage: 15, -15 Output Current: ±666mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12D5-2000 Input Voltage: 12 Output Voltage: 5, -5 Output Current: ±2000mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12S12-1600 Input Voltage: 12 Output Voltage: 12 Output Current: 1.67A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12S15-1330 Input Voltage: 12 Output Voltage: 15 Output Current: 1.33A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF12S5-4000 Input Voltage: 12 Output Voltage: 5 Output Current: 4A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24D12-830 Input Voltage: 24 Output Voltage: 12, -12 Output Current: ±833mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24D15-660 Input Voltage: 24 Output Voltage: 15, -15 Output Current: ±666mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24D5-2000 Input Voltage: 24 Output Voltage: 5, -5 Output Current: ±2000mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24S12-1600 Input Voltage: 24 Output Voltage: 12 Output Current: 1.67A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24S15-1330 Input Voltage: 24 Output Voltage: 15 Output Current: 1.33A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF24S5-4000 Input Voltage: 24 Output Voltage: 5 Output Current: 4A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48D12-830 Input Voltage: 48 Output Voltage: 12, -12 Output Current: ±833mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48D15-660 Input Voltage: 48 Output Voltage: 15, -15 Output Current: ±666mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48D5-2000 Input Voltage: 48 Output Voltage: 5, -5 Output Current: ±2000mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48S12-1600 Input Voltage: 48 Output Voltage: 12 Output Current: 1.67A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48S15-1330 Input Voltage: 48 Output Voltage: 15 Output Current: 1.33A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YF48S5-4000 Input Voltage: 48 Output Voltage: 5 Output Current: 4A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW24D12-830 Input Voltage: 24 Output Voltage: 12, -12 Output Current: ±833mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW24D15-660 Input Voltage: 24 Output Voltage: 15, -15 Output Current: ±666mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW24D5-2000 Input Voltage: 24 Output Voltage: 5, -5 Output Current: ±2000mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW24S12-1600 Input Voltage: 24 Output Voltage: 12 Output Current: 1.66A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW24S15-1330 Input Voltage: 24 Output Voltage: 15 Output Current: 1.33A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW24S3.3-4000 Input Voltage: 24 Output Voltage: 3.3 Output Current: 4A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW24S5-4000 Input Voltage: 24 Output Voltage: 5 Output Current: 4A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW48D12-830 Input Voltage: 48 Output Voltage: 12, -12 Output Current: ±833mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW48D15-660 Input Voltage: 48 Output Voltage: 15, -15 Output Current: ±666mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW48D5-2000 Input Voltage: 48 Output Voltage: 5, -5 Output Current: ±2000mA Output Power (W): 20 No. Outputs: D Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW48S12-1600 Input Voltage: 48 Output Voltage: 12 Output Current: 1.66A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW48S15-1330 Input Voltage: 48 Output Voltage: 15 Output Current: 1.33A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW48S3.3-4000 Input Voltage: 48 Output Voltage: 3.3 Output Current: 4A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
YFW48S5-4000 Input Voltage: 48 Output Voltage: 5 Output Current: 4A Output Power (W): 20 No. Outputs: S Case: Through Hole Size: 2" × 1.6" × 0.4" Get a Quote
Specification Value
Input
Input Voltage (Nominal): 12, 24, 48
Input Voltage Range: 18-36, 18-75, 36-75, 9-18, 9-36
Input Filter: Pi Type
Remote ON/OFF: CMOS or TTL
Input Frequency: 0 Hz
Output
Output Voltage: 3.3, 5, 12, 15, ±5, ±12, ±15
Voltage Accuracy: ±1%
Output Current: 4A, 1.67A, 1.33A, ±2000mA, ±833mA, ±666mA, 3000/±300mA, 300/±25A, 2000/±300mA, 2000/±250mA
Output Power (Watts): 13.2, 17, 20
Output Trim/Adjustability: ±10%
Short Circuit Protection: Continuous, Automatic Recovery
General
Efficiency: Up to 87%
Isolation: 1600VDC
Environmental
Operating Temperature: -40 to 85°C
Storage Temperature: -55 to 125°C
Physical
Weight: 1.69 oz.
Dimensions: 2in. × 1.6in. × 0.4in.
Case Material: Nickel-Coated Copper
Shielding: Six-Sided
Notes & safety
Notes: 1. MTBF:BELLCORE TR-NWT-000332. Case I: 50% Stress, Temperature at 40°C. (Ground fixed and controlled environment).
2. All DC/DC converters should be externally fused on the front end for protection.
3. The output requires a minimum loading on the output to maintain specified regulation. Operation under no-load condition will not damage these devices, however they may not meet all listed specification.
4. The ON/OFF control pin voltage is referenced to -Vin
5. Heatsink is optional (for operation temperature range please see derating curve). Contact Factory for ordering details.
6. Significant capacitive load on output may inhibit start-up and operation, consult factory.
7. The YF/YFW Series can meet EN55022 Class A with an external capacitor in parallel with the input pins.
8. An external filter capacitor is required if the module has to meet EN61000-4-5.
9. The YF Series is 2:1 wide input range of 9-18VDC, 18-36VDC, and 36-75VDC. The YFW Series is 4:1 ultra wide input range of 9-36VDC and 18-75VDC.
10. Maximum case temperature is 100°C.
11. This product is Listed to applicable standards and requirements by UL.
Due to advances in technology, specifications are subject to change without notice.
Safety Approvals: UL60950-1, EN60905-1, IEC60950-1
RoHS Compliance: Yes
YF/YFWYF/YFW

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YF/YFW

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