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MC34702EKR2 数据表(PDF) 7 Page - Freescale Semiconductor, Inc |
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MC34702EKR2 数据表(HTML) 7 Page - Freescale Semiconductor, Inc |
7 / 38 page Analog Integrated Circuit Device Data Freescale Semiconductor 7 34702 ELECTRICAL CHARACTERISTICS STATIC ELECTRICAL CHARACTERISTICS STATIC ELECTRICAL CHARACTERISTICS Table 3. Static Electrical Characteristics Characteristics noted under conditions -40°C ≤ TA ≤ 85°C unless otherwise noted. Input voltages VIN1 = VIN2 = 3.3 V using the typical application circuit (see Figure 33) unless otherwise noted. Characteristic Symbol Min Typ Max Unit GENERAL Operating Voltage Range (VIN1, VIN2) VIN 2.8 – 6.0 V Start-Up Voltage Threshold (Boost Switching) VST –1.6 1.8 V VBST Undervoltage Lockout (VBST rising) VBST_UVLO 5.5 – 6.5 V VBST Undervoltage Lockout Hysterisis VBST_UVLO_HYS 0.5 – 1.5 V Input DC Supply Current (Normal Operation Mode, Enabled), Unloaded Outputs IIN –60 – mA VIN1 Pin Input Supply Current (EN1 = EN2 = 0) IIN1 –10 – mA VIN2 Pin Input Leakage Current (EN1 = EN2 = 0) IIN2 – 100 – µA VDDI Internal Supply Voltage VDDI 2.9 – 3.3 V VDDI Maximum Output Current (Externally Loaded) IDDI –– -10 mA BUCK CONVERTER Buck Converter Feedback Voltage (7), (8) IVOUT = 15 mA to 3.0 A. Includes Load Regulation Error VINV 0.784 0.800 0.816 V Buck Converter Voltage Margining Step Size VMVO –1.0 – % Buck Converter Voltage Margining Highest Positive Value VMP 5.9 7.0 7.9 % Buck Converter Voltage Margining Lowest Negative Value VMN -7.9 7.0 -5.9 % Buck Converter Line Regulation (7), (8) VIN1 = VIN2 = 2.8 V to 6.0 V, IVOUT = 15 mA to 3.0 A REGLNVO -1.0 – 1.0 % Buck Converter Load Regulation (7), (8) VIN1 = VIN2 = 2.8 V to 6.0 V, IVOUT = 15 mA to 3.0 A REGLDVO -1.0 – 1.0 % VOUT Input Leakage Current VOUT = 5.25 V IVOUTLK –3.5 – mA INV Input Leakage Current INV = 0.8 V INVLEAK -1.0 1.0 µA Notes 7. Design information only. This parameter is not production tested. 8. VOUT refers to load current on output switcher. |
类似零件编号 - MC34702EKR2 |
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类似说明 - MC34702EKR2 |
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