參數(shù)資料
      型號: R1131N291B-TR
      廠商: RICOH COMPANY LTD
      元件分類: 固定正電壓單路輸出LDO穩(wěn)壓器
      英文描述: 2.9 V FIXED POSITIVE LDO REGULATOR, 0.35 V DROPOUT, PDSO5
      封裝: SOT-23, 5 PIN
      文件頁數(shù): 14/19頁
      文件大小: 276K
      代理商: R1131N291B-TR
      R1131x
      4
      ABSOLUTE MAXIMUM RATINGS
      Symbol
      Item
      Rating
      Unit
      VIN
      Input Voltage
      6.5
      V
      VCE
      Input Voltage( CE /CE Pin)
      0.3 ~ 6.5
      V
      VOUT
      Output Voltage
      0.3 ~ VIN+0.3
      V
      IOUT
      Output Current
      350
      mA
      Power Dissipation(SOT23-5)
      Power Dissipation(SON-6)
      250
      PD
      Power Dissipation(HSON-6)
      400
      mW
      Topt
      Operating Temperature Range
      40 ~ 85
      °C
      Tstg
      Storage Temperature Range
      55 ~ 125
      °C
      ELECTRICAL CHARACTERISTICS
      R1131xxxxA
      Topt
      =25°C
      Symbol
      Item
      Conditions
      Min.
      Typ.
      Max.
      Unit
      VOUT
      Output Voltage
      VIN
      =Set VOUT+1V
      1
      A <
      = IOUT <
      = 30mA
      Note 1
      VOUT
      ×0.98
      (
      30mV)
      VOUT
      ×1.02
      (30mV)
      V
      IOUT
      Output Current
      VIN
      VOUT =1.0V
      300
      mA
      VOUT/
      IOUT
      Load Regulation
      VIN
      =Set VOUT+1V,
      1mA <
      = IOUT <
      = 300mA
      40
      70
      mV
      VDIF
      Dropout Voltage
      Refer to the ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE
      VIN
      = Set VOUT+1V,VOUT<1.8V
      80
      111
      A
      ISS1
      Supply Current
      VIN
      = Set VOUT+1V,VOUT >
      = 1.8V
      60
      90
      A
      Istandby Supply Current (Standby)
      VIN
      = VCE = Set VOUT+1V
      0.1
      1.0
      A
      VOUT/
      VIN
      Line Regulation
      Set VOUT
      +0.5V <
      = VIN <
      = 6.0V
      IOUT
      = 30mA
      Set VOUT < 0.9V: 1.4V <
      = VIN <
      = 6.0V
      0.01
      0.15
      %/V
      RR
      Ripple Rejection
      f
      = 1kHz, Ripple 0.2Vp-p
      VIN
      = Set VOUT +1V,IOUT = 30mA
      65
      dB
      VIN
      Input Voltage
      1.4
      6.0
      V
      VOUT/
      T
      Output Voltage
      Temperature Coefficient
      IOUT
      = 30mA
      40°C <
      = Topt <
      = 85°C
      ±100
      ppm
      /
      °C
      ILIM
      Short Current Limit
      VOUT
      = 0V
      50
      mA
      RPU
      CE Pull-up Resistance
      1.87
      5.00
      12.00
      M
      VCEH
      CE Input Voltage “H”
      1.0
      6.0
      V
      VCEL
      CE Input Voltage “L”
      0.0
      0.3
      V
      VEN
      Output Noise
      BW
      =10Hz to 100kHz
      30
      Vrms
      Note1:
      ±30mV tolerance for VOUT <
      = 1.5V.
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