HT7430 VSS-26V - Datasheet Archive

3.0V Negative Voltage Regulator Features · Low power consumption · High input voltage (up to -24V) · Low

HT7430 HT7430 3.0V Negative Voltage Regulator Features · Low power consumption · High input voltage (up to -24V) · Low voltage drop · High output current : 100mA (Pd £ 250mW) · Low temperature coefficient · TO-92 and SOT-89 package Applications · Battery-powered equipment · Audio/Video equipment · Communication equipment General Description The HT7430 HT7430 is a set of three-terminal high current high voltage regulator implemented in CMOS technology. They can deliver 100mA output current and allow an input voltage as high as -24V. CMOS technology ensures low voltage drop and low quiescent current. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents. Selection Table Part No. Tolerance HT7430 HT7430 Rev. 1.10 Output Voltage -3.0V ±5% 1 January 21, 2003 HT7430 HT7430 Pin Assignment Block Diagram T O -9 2 V IN S O T -8 9 H T 7 4 3 0 re f F r o n t V ie w V O U T G N D G N D V IN V O U T G N D V IN V O U T B o tto m V ie w Pad Coordinates Pad Assignment Unit: mm Pad No. -578.00 175.75 -545.50 3 2 -571.75 2 1 Y 1 (0 ,0 ) X 592.25 -545.50 3 V O U T V IN G N D Chip size: 1550 ´ 1562 (mm)2 * The IC substrate should be connected to VDD in the PCB layout artwork. Absolute Maximum Ratings Supply Voltage .VSS+0.3V to VSS-26V VSS-26V Storage Temperature .-50°C to 125°C Power Consumption . 250mW Operating Temperature.0°C to 70°C Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability. Rev. 1.10 2 January 21, 2003 HT7430 HT7430 Electrical Characteristics HT7430 HT7430, -3.0V Output Type Symbol Ta=25°C Test Conditions Parameter Min. Typ. Max. Unit -2.85 Conditions VIN -3.0 -3.15 V VOUT Output Voltage Tolerance -5V IOUT Output Current -5V ¾ 60 100 ¾ mA DVOUT Load Regulation -5V 1mA£IOUT£50mA ¾ 60 120 mV VDIF Voltage Drop IOUT=1mA ¾ 100 ¾ mV ISS Current Consumption No load ¾ 200 350 mA DVOUT DVIN ´ VOUT Line Regulation ¾ -4V£VIN£-12V IOUT=1mA ¾ 0.2 ¾ %/V VIN Input Voltage ¾ ¾ ¾ -24 V DVOUT DTa Temperature Coefficient ¾ ±0.45 ¾ mV/°C ¾ -5V -5V IOUT=10mA ¾ IOUT=10mA 0°C