Surface Mount Schottky Rectifier FUXINSEMI SS34B Featuring RoHS 20 Compliance and Molded Plastic Body
Key Attributes
Model Number:
SS34B
Product Custom Attributes
Reverse Leakage Current (Ir):
500uA@40V
Operating Junction Temperature Range:
-55℃~+150℃
Voltage - DC Reverse (Vr) (Max):
40V
Voltage - Forward(Vf@If):
550mV@3A
Current - Rectified:
3A
Mfr. Part #:
SS34B
Package:
SMB(DO-214AA)
Product Description
Product Overview
The SS32B THRU SS320B series are Surface Mount Schottky Barrier Rectifiers designed for applications requiring high forward surge current capability and low power loss. Featuring a metal silicon junction with majority carrier conduction, these rectifiers offer high efficiency. The JEDEC DO-214AC molded plastic body with built-in strain relief is ideal for automated placement. They are compliant with RoHS 2.0 and suitable for surface mounting, with terminals solderable per MIL-STD-750, Method 2026. High temperature soldering is guaranteed at 260C for 10 seconds.
Product Attributes
- Case: JEDEC DO-214AC molded plastic body
- Terminals: Solder plated
- Polarity: Color band denotes cathode end
- Mounting Position: Any
- Flammability Classification: Underwriters Laboratory 94V-0
- Compliance: RoHS 2.0
Technical Specifications
| Model | Maximum Ratings | Typical Junction Capacitance (pF) (NOTE 1) | Typical Thermal Resistance (JA) (NOTE 2) | Operating Junction Temperature Range (C) | Storage Temperature Range (C) | ||
|---|---|---|---|---|---|---|---|
| VRRM (V) | VRMS (V) | VDC (V) | |||||
| SS32B | 20 | 14 | 20 | 60 | 80.0 | -55 to +150 | -55 to +150 |
| SS33B | 30 | 21 | 30 | 60 | 80.0 | -55 to +150 | -55 to +150 |
| SS34B | 40 | 28 | 40 | 60 | 80.0 | -55 to +150 | -55 to +150 |
| SS35B | 50 | 35 | 50 | 60 | 80.0 | -55 to +150 | -55 to +150 |
| SS36B | 60 | 42 | 60 | 60 | 80.0 | -55 to +150 | -55 to +150 |
| SS38B | 80 | 56 | 80 | 60 | 80.0 | -55 to +150 | -55 to +150 |
| SS310B | 100 | 70 | 100 | 60 | 80.0 | -55 to +150 | -55 to +150 |
| SS315B | 150 | 105 | 150 | 60 | 80.0 | -55 to +125 | -55 to +150 |
| SS320B | 200 | 140 | 200 | 60 | 80.0 | -55 to +125 | -55 to +150 |
Note 1: Measured at 1MHz and applied reverse voltage of 4.0V D.C.
Note 2: P.C.B. mounted with 2.0x2.0 (5.0x5.0cm) copper pad areas.
Electrical Characteristics (AT TA=25C unless otherwise noted)
| Symbol | Description | SS32B-SS34B | SS35B-SS36B | SS38B-SS310B | SS315B-SS320B | Units |
|---|---|---|---|---|---|---|
| I(AV) | Maximum average forward rectified current at TL(see fig.1) | 3.0 | 5.0 | 10.0 | 10.0 | A |
| IFSM | Peak forward surge current 8.3ms single half sine-wave superimposed on rated load | 450 | 450 | 450 | 450 | A |
| VF | Maximum instantaneous forward voltage at 3.0A | 0.55 | 0.70 | 0.85 | 0.95 | V |
| IR | Maximum DC reverse current at TA=25C at rated DC blocking voltage | 0.1 | 0.1 | 0.1 | 0.1 | mA |
| IR | Maximum DC reverse current at TA=100C at rated DC blocking voltage | 2.0 | 2.0 | 2.0 | 2.0 | mA |
Dimensions
| Part Number | A (inch/mm) | B (inch/mm) | C (inch/mm) |
|---|---|---|---|
| SMB (DO-214AA) | 0.078 (2.00) | 0.059 (1.50) | 0.110 (2.80) |
Marking
| Type Number | Marking Code |
|---|---|
| SS32B | SS32 |
| SS33B | SS33 |
| SS34B | SS34 |
| SS35B | SS35 |
| SS36B | SS36 |
| SS38B | SS38 |
| SS310B | SS310 |
| SS315B | SS315 |
| SS320B | SS320 |
Soldering Conditions
Suggested thermal profiles for soldering processes:
Reflow soldering:
- Storage environment: Temperature=5~40C, Humidity=55%25%
- Preheat: Temperature (Tsmin) 150C to (Tsmax) 200C, Time (ts) 60~120sec
- Ramp-up Rate: Tsmax to TL < 3C/sec
- Time maintained above: Temperature (TL) 217C, Time (tL) 60~260sec
- Peak Temperature: (TP) 255C (0/-5C)
- Time within 5C of actual Peak Temperature (tP): 10~30sec
- Ramp-down Rate: TP to 25C < 6C/sec
- Time 25C to Peak: < 6 minutes
2304140030_FUXINSEMI-SS34B_C842790.pdf
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