datasheet: http://cds.linear.com/docs/en/datasheet/3887fb.pdf
description: Dual Output PolyPhase Step-Down DC/DC Controllerwith Digital Power System
  Management
footprint: agg:QFN-40-EP-LTC-UJ
name: LTC3887
ordercodes:
- [Farnell, '2475658']
pins:
- - - [V_IN, 35, pwrin]
  - - [TG0, 38, out]
    - [BOOST0, 37, out]
    - [SW0, 39, in]
    - [BG0, 36, out]
  - - [I_SENSE_0+, 6, in]
    - [I_SENSE_0-, 7, in]
    - [V_SENSE_0+, 1, in]
    - [V_SENSE_0-, 2, in]
    - [TSNS0, 40, in]
  - - [ITH_0, 5, in]
  - - [SDA, 10, tri]
    - [SCL, 9, tri]
    - [~ALERT, 11, out]
    - [RUN0, 14, in]
    - [RUN1, 15, in]
    - [SHARE_CLK, 24, tri]
    - [SYNC, 8, tri]
    - [WP, 23, in]
  - - [V_OUT_0_CFG, 18, in]
    - [V_OUT_1_CFG, 19, in]
    - [FREQ_CFG, 20, in]
    - [PHAS_CFG, 21, in]
- - - [INTVCC, 33, pwrout]
  - - [TG1, 30, out]
    - [BOOST1, 31, out]
    - [SW1, 29, in]
    - [BG1, 32, out]
  - - [I_SENSE_1+, 3, in]
    - [I_SENSE_1-, 4, in]
    - [V_SENSE_1, 27, in]
    - [TSNS1, 28, in]
  - - [ITH_1, 26, in]
  - - [~GPIO0, 12, bidi]
    - [~GPIO1, 13, bidi]
  - - [ASEL0, 16, in]
    - [ASEL1, 17, in]
  - - [VDD_33, 25, pwrout]
    - [VDD_25, 22, pwrout]
  - - [GND, 34, pwrin]
    - [GND, EP, pwrin]