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Find suitable DCDC

Other Parts Discussed in Thread: LM3481

I am looking for DCDC for below. I already checked it on TI website. I couldn't find what i want.

especially, can you make -250V using charge pumpig with your any DCDC?

because there is no DCDC which can make -250V standalone.

please give me good advice for below DCDC

1st)

- Vin : 3V ~ 12V

- Automotive

- Vout : 132V / 0.01A

- Automotive

2st)

- Vin : 3V ~ 12V

- Automotive

- Vout : -250 / 0.01A

- Automotive