KHC Power Technology Co.,Ltd
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2W isolated DC-DC converter Fixed input voltage, unregulated dual or single output
Description
A05_D-2WR3 &B05_D-2WR3 series are specially designed for applications where an(two) isolated voltage is required in a distributed power supply system.They are suitable for:pure digital circuits,low frequency analog circuits,relay-driven circuits and data switching circuits.
FEATURES
Specifications
| Selection Guide | ||||||
|
Certification |
Part No. | Input Voltage (VDC) | Output | Full Load Efficiency (%) Min./Typ. | Capacitive Load*(µF) Max. | |
| Nominal (Range) | Voltage (VDC) | Current (mA) Max./Min. | ||||
|
-- | A0503D-2WR3 |
5 (4.5-5.5) | ±3.3 | ±303/±30 | 74/78 | 1200 |
| A0505D-2WR3 | ±5 | ±200/±20 | 80/84 | 1200 | ||
| A05X7D-2WR3 | ±7 | ±143/±14 | 80/84 | 470 | ||
| A0509D-2WR3 | ±9 | ±111/±11 | 81/85 | 470 | ||
| A0512D-2WR3 | ±12 | ±83/±8 | 81/85 | 220 | ||
| A0515D-2WR3 | ±15 | ±67/±7 | 82/86 | 220 | ||
| A0524D-2WR3 | ±24 | ±42/±4 | 82/86 | 100 | ||
| B0503D-2WR3 | 3.3 | 400/40 | 74/78 | 2400 | ||
| B0505D-2WR3 | 5 | 400/40 | 80/84 | 2400 | ||
| B0509D-2WR3 | 9 | 222/22 | 81/85 | 1000 | ||
| B0512D-2WR3 | 12 | 167/17 | 81/85 | 560 | ||
| B0515D-2WR3 | 15 | 133/13 | 82/86 | 560 | ||
| B0524D-2WR3 | 24 | 83/8 | 82/86 | 220 | ||
| Note: * The specified maximum capacitive load for positive and negative output is identical. | ||||||
| Input Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
|
Input Current (full load /no-load) |
5VDC input | 3.3VDC output | -- | 513/8 | 541/-- |
mA |
| 5VDC/7VDC output | -- | 477/8 | 500/-- | |||
| 9VDC/12VDC output | -- | 471/8 | 494/-- | |||
| 15VDC/24VDC output | -- | 466/8 | 488/-- | |||
| Reflected Ripple Current* | -- | 15 | -- | |||
| Surge Voltage (1sec. max.) | -0.7 | -- | 9 | VDC | ||
| Input Filter | Capacitance filter | |||||
| Hot Plug | Unavailable | |||||
| Note: * Reflected ripple current testing method please see DC-DC Converter Application Notes for specific operation. | ||||||
| Output Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
| Voltage Accuracy | See output regulation curve (Fig. 1) | |||||
|
Linear Regulation | Input voltage change: ±1% | 3.3VDC output | -- | -- | ±1.5 |
-- |
| 5VDC/7VDC/9VDC/12VDC/1 5VDC/24VDC output | -- | -- | ±1.2 | |||
|
Load Regulation |
10%-100% load | 3.3VDC output | -- | 12 | 20 |
% |
| 5VDC/7VDC output | -- | 9 | 15 | |||
| 9VDC/12VDC/15VDC output | -- | 7 | 10 | |||
| 24VDC output | -- | 5 | 10 | |||
| Ripple & Noise* | 20MHz bandwidth | -- | 75 | 200 | mVp-p | |
| Temperature Coefficient | Full load | -- | ±0.02 | -- | %/℃ | |
| Short-circuit Protection | Continuous, self-recovery | |||||
| Notes: * The “parallel cable” method is used for ripple and noise test, please refer to DC-DC Converter Application Notes for specific information. | ||||||
| Mechanical Specifications | |
| Case Material | Black plastic; flame-retardant and heat-resistant (UL94V-0) |
| Dimensions | 20.32 x 10.16 x 8.20 mm |
| Weight | 2.4g(Typ.) |
| Cooling Method | Free air convection |
