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LB1872 Scheda tecnica(PDF) 2 Page - Sanyo Semicon Device |
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LB1872 Scheda tecnica(HTML) 2 Page - Sanyo Semicon Device |
2 / 11 page No. 5625-2/11 LB1872 Parameter Symbol Conditions Ratings Unit min typ max Current drain ICC In stop mode 20 27 mA [Output Saturation Voltage] VAGC = 2 V Source V(sat)1-1 IO = 0.7 A, RF = 0 Ω 1.5 1.9 V V(sat)1-2 IO = 1.5 A, RF = 0 Ω 1.8 2.2 V Sink V(sat)2-1 IO = 0.7 A, RF = 0 Ω 0.3 0.5 V V(sat)2-2 IO = 1.5 A, RF = 0 Ω 0.7 1.0 V Output leakage current IO (leak) VCC = 28 V 100 µA [5-V Fixed-Voltage Output] Output voltage VREG 4.65 5.0 5.35 V Voltage regulation ∆VREG1 VCC = 10 to 28 V 40 100 mV Load regulation ∆VREG2 IO = 0 to 10 mA 20 100 mV Temperature coefficient ∆VREG3 Design target value 0 mV/°C [Hall Input Block] Input bias current IB(HA) VAGC = 3 V 2 10 µA Differential-mode input range VHIN With a sine wave input 50 350 mV Common-mode input range VICM Differential input: 50 mV p-p 3.5 VCC – 3.5 V Input offset voltage VIOH Design target value –20 +20 mV [Low Voltage Protection Circuit] Operating voltage VSD 8.4 8.8 9.2 V Hysteresis ∆VSD 0.2 0.4 0.6 V [Thermal Protection Circuit] Shutdown temperature TSD Design target value (junction temperature) 150 180 °C Hysteresis ∆TSD Design target value (junction temperature) 40 °C [FG Amplifier] Input offset voltage VIO(FG) Design target value –10 +10 mV Input bias current IB(FG) –1 +1 µA DC bias level VB(FG) –5% 1/2VREG +5% V Output high-level voltage VOH(FG) IOH = –500 µA VREG – 1.2 VREG – 0.8 V Output low-level voltage VOL(FG) IOL = 500 µA 0.8 1.2 V [FG Schmitt Input Block] Input hysteresis (high to low) VSHL 0 mV Input hysteresis (low to high) VSLH 150 mV Hysteresis VFGL 100 150 200 mV Input operating level VFGSIL 400 mV Electrical Characteristics at Ta = 25°C, VCC = 24 V Parameter Symbol Conditions Ratings Unit Supply voltage VCC 10 to 28 V 5.0-V fixed-voltage output current IREG 0 to –15 mA LD pin voltage VLD 0 to 28 V FGS pin voltage VFGS 0 to 28 V LD pin output current ILD 0 to 10 mA FGS pin output current IFGS 0 to 5 mA Allowable Operating Ranges at Ta = 25°C Parameter Symbol Conditions Ratings Unit Maximum supply voltage VCC max 30 V Maximum output current IO max t ≤ 0.5s 2.0 A Allowable power dissipation Pd max1 Independent IC 3 W Pd max2 Arbitrarily large heat sink 20 W Operating temperature Topr –20 to +80 °C Storage temperature Tstg –55 to +150 °C Specifications Absolute Maximum Ratings at Ta = 25°C Continued on next page. |
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