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ALX Series Datasheet

Aluminum Nitride Thin Film Precision Chip 

Res Alx product image

Applications

  • Power Supplies
  • Power Switching
  • Braking System

Features

  • High thermal conductivity aluminum nitride substrate
  • Power rating up to 6.0W
  • Resistor tolerance to ± 0.1%
  • TCR to ± 25ppm/°C

Characteristics

Package Size:

1206

Power Rating*:

2W

Max.Oper.Voltage:

100V

Max.Overload Voltage:

200V

Resistance Range:

50Ω ~ 30.1KΩ

Tolerance:

±0.1%, ±0.25%, ±0.5%, ±1%

TCR:

±25, ±50

Package Size:

2512

Power Rating*:

6W

Max.Oper.Voltage:

100V

Max.Overload Voltage:

200V

Resistance Range:

50Ω ~ 30.1KΩ

Tolerance:

±0.1%, ±0.25%, ±0.5%, ±1%

TCR:

±25, ±500

-55°C to +155°C

√(P*R) or Max. operating voltage listed above, whichever is lower

15~28°C; Humidity < 80%RH

MIL STD 202, JIS C 5201

 

* @70°C; dependant on component mounting by user

 

Derating

Res Alx Derating

 

Chip Temperature vs. Applied Power

Res Alx Temp1
Res Alx Temp2

Chip surface temperature measured using FLIR ETS-320 thermal imaging sys- tem with an approximate test card surface temperature

Performance

Requirement:

As Spec.

Test Method:

MIL-STD-202 Method 304; +25/-55/+25/+125/+25°C

Requirement:

ΔR ±0.5

Test Method:

Actual power handling capability is limited by the end user mounting process. As with any high power chip resistor the ability to remove the heat is critical to the overall performance of the device

Requirement:

>9999MΩ

Test Method:

MIL-STD-202 Method 302; Apply 100VDC for 1 minute

Requirement:

ΔR ±1

Test Method:

MIL-STD-202 Method 108A; 70 ±2°C, RCWV for 1000 hrs with 1.5 hrs “ON” and 0.5 hrs “OFF”

Requirement:

ΔR ±0.4

Test Method:

MIL-STD-202 Method 103B; 40 ±2°C, 90~95% R.H. RCWV for 1000 hrs with 1.5 hrs “ON” and 0.5 hrs “OFF”

Requirement:

95% min.coverage

Test Method:

MIL-STD-202 Method 208H; 245 ±5°C for 3 seconds

Requirement:

ΔR ±0.2

Test Method:

MIL-STD-202 Method 210E; 260 ±5°C for 10 seconds

Requirement:

ΔR ±0.2

Test Method:

JIS-C-5201 1 4.36; 1 hour, -65°C, followed by 45 minutes of RCWV

Requirement:

ΔR ±0.2

Test Method:

0MIL-STD-202 Method 108; At +155°C for 1000hrs

Requirement:

ΔR ±0.2

Test Method:

MIL-STD-202F Method 107G; -55°C ~ 155°C, 100 cycles

Soldering

 

(1) Time of IR reflow soldering at maximum temperature point 260°C: 10s

(2) Time of wave soldering at maximum temperature point 260°C: 10s

(3) Time of soldering iron at maximum temperature point 410°C: 5s

 

IR Reflow Soldering

Res Alx Soldering 1

 

Wave Soldering (Flow Soldering)

Res Alx Soldering 2

Dimensions

(mm)

Res Alx Dimensions 1

L: 3.05 ±0.20

W: 1.55 ±0.20

T: 0.43 ±0.15

D1: 0.50 ±0.15

D2: 1.20 ±0.20

Weight per 1000: 10.98g

L: 6.30 ±0.20

W: 3.10 ±0.20

T: 0.43 ±0.15

D1: 0.70 ±0.25

D2: 1.60 ±0.25

Weight per 1000: 42.32g

 

Land pattern

Res Alx Pattern

A: 0.60

B: 1.90

C: 1.80 ±0.1

A: 2.77

B: 2.31

C: 3.20 ±0.2

Tape and Reel

(mm)

Res Alx tape and reel

Packaging: Paper tape

A: 2.00 ±0.05

B: 3.55 ±0.05

W: 8.00 ±0.10

E: 1.75 ±0.05

F: 3.5 ±0.05

P0: 4.00 ±0.10

P1: 4.00 ±0.10

P2: 2.00 ±0.05

D0: 1.55 ±0.05

T: 0.75 ±0.05

Packaging: Embossed plastic

A: 3.40 ±0.10

B: 6.65 ±0.10

W: 12.0 ±0.10

E: 5.5 ±0.05

F: 3.5 ±0.05

P0: 4.00 ±0.10

P1: 4.00 ±0.10

P2: 2.00 ±0.05

D0: 1.50 ±0.10

T: 1.00 ±0.20

Res Alx Tape and Reel 2
Res Alx Tape and Reel 3

W2: 9.5 ±1.0

T2: 11.5 ±1.0

Qty./reel: 5000

W2: 13.5 ±1.0

T2: 15.5 ±1.0

Qty./reel: 4000

Ordering Information

Res Alx Order Info

 

Standard Part Numbers

ALX12W49R9BET
ALX12W75R0BET
ALX12W100RBET
ALX12W150RBET
ALX12W175RBET
ALX12W1K00BET
ALX12W4K99BET
ALX12W10K0BET

ALX25W49R9BET
ALX25W75R0BET
ALX25W100RBET
ALX25W150RBET
ALX25W1K00BET
ALX25W4K99BET
ALX25W10K0BET

 

Marking Example

500Ω

2.2KΩ

10KΩ

12.5KΩ

5000

2201

1002

1252

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