Series A & SM

1.25W Isolated Proportional Low Profile DC-DC Converter

The A & SM series are unregulated DC-DC converters in an ultra-miniature encapsulated package – 0.500″ x 0.500″ footprint. Over 200 models are available in both single and dual outputs. They can operate over the temperature range of -25°C to +70°C without derating, a heat sink or active cooling.

Features

  • Up to 1.25W output at +70°C ambient
  • Encapsulated semiconductors, conservatively rated for maximum reliability
  • Ultra-miniature size – down to 0.300” height
  • 5 to 48V input models
  • Up to 250V output models
  • Up to 1000VDC isolation at 100MΩ
  • Input/output isolation
  • Single and dual output
  • Output voltage is directly proportional to input voltage
  • No heat sink or derating required

Options

  • Expanded operating temp: -55°C to +85°C
  • Select screening per MIL-STD-883:
    • Stabilization Bake: Ref. Method 1008
    • Temperature Cycle: Ref. Method 1010
    • Burn-In: Ref. Method 1015
  • Available RoHS Compliant module
  • Special Input Voltage, Output Voltage, Isolation Voltage or Output Power

Mounting

# of Outputs

Nominal Input Voltage (VDC)

Single Output Voltage (VDC)

Single Max Output Power (W)

Dual Output Voltage (VDC)

Dual Max Output Power (W)

Part Number SeriesMounting# of OutputsOutput TypeNominal Input Voltage (VDC)Single Output Voltage (VDC)Single Max Output Power (W)Dual Output Voltage (VDC)Dual Max Output Power (W)Downloads
5SM9SSMSurface MountSingleProportional591.25
5SM9DSMSurface MountDualProportional5±9±0.625
5SM5SSMSurface MountSingleProportional551
5SM5DSMSurface MountDualProportional5±5±0.5
5SM5.2SSMSurface MountSingleProportional55.21
5SM48SSMSurface MountSingleProportional5481.25
5SM48DSMSurface MountDualProportional5±48±0.625
5SM3.3SSMSurface MountSingleProportional53.31
5SM28SSMSurface MountSingleProportional5281.25
5SM28DSMSurface MountDualProportional5±28±0.625
5SM250SSMSurface MountSingleProportional52501.25
5SM24SSMSurface MountSingleProportional5241.25
5SM24DSMSurface MountDualProportional5±24±0.625
5SM200SSMSurface MountSingleProportional52001.25
5SM15SSMSurface MountSingleProportional5151.25
5SM15DSMSurface MountDualProportional5±15±0.625
5SM150SSMSurface MountSingleProportional51501.25
5SM12SSMSurface MountSingleProportional5121.25
5SM12DSMSurface MountDualProportional5±12±0.625
5SM100SSMSurface MountSingleProportional51001.25
5A9SAThrough HoleSingleProportional591.25
5A9DAThrough HoleDualProportional5±9±0.625
5A5SAThrough HoleSingleProportional551
5A5DAThrough HoleDualProportional5±5±0.5
5A5.2SAThrough HoleSingleProportional55.21
5A48SAThrough HoleSingleProportional5481.25
5A48DAThrough HoleDualProportional5±48±0.625
5A3.3SAThrough HoleSingleProportional53.31
5A28SAThrough HoleSingleProportional5281.25
5A28DAThrough HoleDualProportional5±28±0.625
5A250SAThrough HoleSingleProportional52501.25
5A24SAThrough HoleSingleProportional5241.25
5A24DAThrough HoleDualProportional5±24±0.625
5A200SAThrough HoleSingleProportional52001.25
5A15SAThrough HoleSingleProportional5151.25
5A15DAThrough HoleDualProportional5±15±0.625
5A150SAThrough HoleSingleProportional51501.25
5A12SAThrough HoleSingleProportional5121.25
5A12DAThrough HoleDualProportional5±12±0.625
5A100SAThrough HoleSingleProportional51001.25
48SM9SSMSurface MountSingleProportional4891.25
48SM9DSMSurface MountDualProportional48±9±0.625
48SM5SSMSurface MountSingleProportional4851
48SM5DSMSurface MountDualProportional48±5±0.5
48SM5.2SSMSurface MountSingleProportional485.21
48SM3.3SSMSurface MountSingleProportional483.31
48SM28SSMSurface MountSingleProportional48281.25
48SM28DSMSurface MountDualProportional48±28±0.625
48SM24SSMSurface MountSingleProportional48241.25
48SM24DSMSurface MountDualProportional48±24±0.625
48SM15SSMSurface MountSingleProportional48151.25
48SM15DSMSurface MountDualProportional48±15±0.625
48SM12SSMSurface MountSingleProportional48121.25
48SM12DSMSurface MountDualProportional48±12±0.625
48A9SAThrough HoleSingleProportional4891.25
48A9DAThrough HoleDualProportional48±9±0.625
48A5SAThrough HoleSingleProportional4851
48A5DAThrough HoleDualProportional48±5±0.5
48A5.2SAThrough HoleSingleProportional485.21
48A3.3SAThrough HoleSingleProportional483.31
48A28SAThrough HoleSingleProportional48281.25
48A28DAThrough HoleDualProportional48±28±0.625
48A24SAThrough HoleSingleProportional48241.25
48A24DAThrough HoleDualProportional48±24±0.625
48A15SAThrough HoleSingleProportional48151.25
48A15DAThrough HoleDualProportional48±15±0.625
48A12SAThrough HoleSingleProportional48121.25
48A12DAThrough HoleDualProportional48±12±0.625
28SM9SSMSurface MountSingleProportional2891.25
28SM9DSMSurface MountDualProportional28±9±0.625
28SM5SSMSurface MountSingleProportional2851
28SM5DSMSurface MountDualProportional28±5±0.5
28SM5.2SSMSurface MountSingleProportional285.21
28SM48SSMSurface MountSingleProportional28481.25
28SM48DSMSurface MountDualProportional28±48±0.625
28SM3.3SSMSurface MountSingleProportional283.31
28SM28SSMSurface MountSingleProportional28281.25
28SM28DSMSurface MountDualProportional28±28±0.625
28SM250SSMSurface MountSingleProportional282501.25
28SM24SSMSurface MountSingleProportional28241.25
28SM24DSMSurface MountDualProportional28±24±0.625
28SM200SSMSurface MountSingleProportional282001.25
28SM15SSMSurface MountSingleProportional28151.25
28SM15DSMSurface MountDualProportional28±15±0.625
28SM150SSMSurface MountSingleProportional281501.25
28SM12SSMSurface MountSingleProportional28121.25
28SM12DSMSurface MountDualProportional28±12±0.625
28SM100SSMSurface MountSingleProportional281001.25
28A9SAThrough HoleSingleProportional2891.25
28A9DAThrough HoleDualProportional28±9±0.625
28A5SAThrough HoleSingleProportional2851
28A5DAThrough HoleDualProportional28±5±0.5
28A5.2SAThrough HoleSingleProportional285.21
28A48SAThrough HoleSingleProportional28481.25
28A48DAThrough HoleDualProportional28±48±0.625
28A3.3SAThrough HoleSingleProportional283.31
28A28SAThrough HoleSingleProportional28281.25
28A28DAThrough HoleDualProportional28±28±0.625
28A250SAThrough HoleSingleProportional282501.25
28A24SAThrough HoleSingleProportional28241.25
28A24DAThrough HoleDualProportional28±24±0.625
28A200SAThrough HoleSingleProportional282001.25
28A15SAThrough HoleSingleProportional28151.25
28A15DAThrough HoleDualProportional28±15±0.625
28A150SAThrough HoleSingleProportional281501.25
28A12SAThrough HoleSingleProportional28121.25
28A12DAThrough HoleDualProportional28±12±0.625
28A100SAThrough HoleSingleProportional281001.25
24SM9SSMSurface MountSingleProportional2491.25
24SM9DSMSurface MountDualProportional24±9±0.625
24SM5SSMSurface MountSingleProportional2451
24SM5DSMSurface MountDualProportional24±5±0.5
24SM5.2SSMSurface MountSingleProportional245.21
24SM48SSMSurface MountSingleProportional24481.25
24SM48DSMSurface MountDualProportional24±48±0.625
24SM3.3SSMSurface MountSingleProportional243.31
24SM28SSMSurface MountSingleProportional24281.25
24SM28DSMSurface MountDualProportional24±28±0.625
24SM250SSMSurface MountSingleProportional242501.25
24SM24SSMSurface MountSingleProportional24241.25
24SM24DSMSurface MountDualProportional24±24±0.625
24SM200SSMSurface MountSingleProportional242001.25
24SM15SSMSurface MountSingleProportional24151.25
24SM15DSMSurface MountDualProportional24±15±0.625
24SM150SSMSurface MountSingleProportional241501.25
24SM12SSMSurface MountSingleProportional24121.25
24SM12DSMSurface MountDualProportional24±12±0.625
24SM100SSMSurface MountSingleProportional241001.25
24A9SAThrough HoleSingleProportional2491.25
24A9DAThrough HoleDualProportional24±9±0.625
24A5SAThrough HoleSingleProportional2451
24A5DAThrough HoleDualProportional24±5±0.5
24A5.2SAThrough HoleSingleProportional245.21
24A48SAThrough HoleSingleProportional24481.25
24A48DAThrough HoleDualProportional24±48±0.625
24A3.3SAThrough HoleSingleProportional243.31
24A28SAThrough HoleSingleProportional24281.25
24A28DAThrough HoleDualProportional24±28±0.625
24A250SAThrough HoleSingleProportional242501.25
24A24SAThrough HoleSingleProportional24241.25
24A24DAThrough HoleDualProportional24±24±0.625
24A200SAThrough HoleSingleProportional242001.25
24A15SAThrough HoleSingleProportional24151.25
24A15DAThrough HoleDualProportional24±15±0.625
24A150SAThrough HoleSingleProportional241501.25
24A12SAThrough HoleSingleProportional24121.25
24A12DAThrough HoleDualProportional24±12±0.625
24A100SAThrough HoleSingleProportional241001.25
15SM9SSMSurface MountSingleProportional1591.25
15SM9DSMSurface MountDualProportional15±9±0.625
15SM5SSMSurface MountSingleProportional1551
15SM5DSMSurface MountDualProportional15±5±0.5
15SM5.2SSMSurface MountSingleProportional155.21
15SM48SSMSurface MountSingleProportional15481.25
15SM48DSMSurface MountDualProportional15±48±0.625
15SM3.3SSMSurface MountSingleProportional153.31
15SM28SSMSurface MountSingleProportional15281.25
15SM28DSMSurface MountDualProportional15±28±0.625
15SM250SSMThrough HoleSingleProportional152501.25
15SM24SSMSurface MountSingleProportional15241.25
15SM24DSMSurface MountDualProportional15±24±0.625
15SM200SSMThrough HoleSingleProportional152001.25
15SM15SSMSurface MountSingleProportional15151.25
15SM15DSMSurface MountDualProportional15±15±0.625
15SM150SSMThrough HoleSingleProportional151501.25
15SM12SSMSurface MountSingleProportional15121.25
15SM12DSMSurface MountDualProportional15±12±0.625
15SM100SSMThrough HoleSingleProportional151001.25
15A9SAThrough HoleSingleProportional1591.25
15A9DAThrough HoleDualProportional15±9±0.625
15A5SAThrough HoleSingleProportional1551
15A5DAThrough HoleDualProportional15±5±0.5
15A5.2SAThrough HoleSingleProportional155.21
15A48SAThrough HoleSingleProportional15481.25
15A48DAThrough HoleDualProportional15±48±0.625
15A3.3SAThrough HoleSingleProportional153.31
15A28SAThrough HoleSingleProportional15281.25
15A28DAThrough HoleDualProportional15±28±0.625
15A250SAThrough HoleSingleProportional152501.25
15A24SAThrough HoleSingleProportional15241.25
15A24DAThrough HoleDualProportional15±24±0.625
15A200SAThrough HoleSingleProportional152001.25
15A15SAThrough HoleSingleProportional15151.25
15A15DAThrough HoleDualProportional15±15±0.625
15A150SAThrough HoleSingleProportional151501.25
15A12SAThrough HoleSingleProportional15121.25
15A12DAThrough HoleDualProportional15±12±0.625
15A100SAThrough HoleSingleProportional151001.25
12SM9SSMSurface MountSingleProportional1291.25
12SM9DSMSurface MountDualProportional12±9±0.625
12SM5SSMSurface MountSingleProportional1251
12SM5DSMSurface MountDualProportional12±5±0.5
12SM5.2SSMSurface MountSingleProportional125.21
12SM48SSMSurface MountSingleProportional12481.25
12SM48DSMSurface MountDualProportional12±48±0.625
12SM3.3SSMSurface MountSingleProportional123.31
12SM28SSMSurface MountSingleProportional12281.25
12SM28DSMSurface MountDualProportional12±28±0.625
12SM250SSMSurface MountSingleProportional122501.25
12SM24SSMSurface MountSingleProportional12241.25
12SM24DSMSurface MountDualProportional12±24±0.625
12SM200SSMSurface MountSingleProportional122001.25
12SM15SSMSurface MountSingleProportional12151.25
12SM15DSMSurface MountDualProportional12±15±0.625
12SM150SSMSurface MountSingleProportional121501.25
12SM12SSMSurface MountSingleProportional12121.25
12SM12DSMSurface MountDualProportional12±12±0.625
12SM100SSMSurface MountSingleProportional121001.25
12A9SAThrough HoleSingleProportional1291.25
12A9DAThrough HoleDualProportional12±9±0.625
12A5SAThrough HoleSingleProportional1251
12A5DAThrough HoleDualProportional12±5±0.5
12A5.2SAThrough HoleSingleProportional125.21
12A48SAThrough HoleSingleProportional12481.25
12A48DAThrough HoleDualProportional12±48±0.625
12A3.3SAThrough HoleSingleProportional123.31
12A28SAThrough HoleSingleProportional12281.25
12A28DAThrough HoleDualProportional12±28±0.625
12A250SAThrough HoleSingleProportional122501.25
12A24SAThrough HoleSingleProportional12241.25
12A24DAThrough HoleDualProportional12±24±0.625
12A200SAThrough HoleSingleProportional122001.25
12A15SAThrough HoleSingleProportional12151.25
12A15DAThrough HoleDualProportional12±15±0.625
12A150SAThrough HoleSingleProportional121501.25
12A12SAThrough HoleSingleProportional12121.25
12A12DAThrough HoleDualProportional12±12±0.625
12A100SAThrough HoleSingleProportional121001.25