RH1573K LINER | Alldatasheet
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Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However , no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. L, L T , L TC and L TM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. PAD FUNCTION DRIVE V IN VOUT COMP GND1 FB LATCH SHDN GND2 **GND1 and GND2 are connected together to form GND 61mils × 72mils, 12mils thick. †Backside metal: Alloyed gold layer (K designator) Backside potential: lowest (GND) voltage DIE CROSS REFERENCE L TC Finished Part Number Order Part Number RH1573K† RH1573K† RH1573KDICE† RH1573KDWF*,† Please refer to L TC standard product data sheet for other applicable product information. *DWF = DICE in wafer form. Low Dropout PNP Regulator Driver DICE/DWF ELECTRICAL TEST LIMITS T A = 25°C. PARAMETER CONDITIONS MIN MAX UNITS Reference Voltage I DRIVE = 20mA, TJ = 25°C 1.252 1.278 V Line Regulation (VFB)I DRIVE = 20mA, 3V < VIN < 7V 2 mV Load Regulation (VFB)I DRIVE = 20mA to 250mA 18 mV FB Pin Bias Current V FB = 1.265V 4 μA DRIVE Pin Current V FB = 1.35V , VDRIVE = 7V VFB = 1.15V , VDRIVE = 1.5V 290 1.2 mA mA DRIVE Pin Saturation Voltage I DRIVE = 20mA, VFB = 1.15V IDRIVE = 250mA, VFB = 1.15V 0.2 V V
Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com © LINEAR TECHNOLOGY CORPORATION 2008 LT 0808 • PRINTED IN USA Wafer level testing is performed per the indicated specifi cations for dice. Considerable differences in performance can often be observed for dice versus packaged units due to the infl uences of packaging and assembly on certain devices and/or parameters. Please consult factory for more information on dice performance and lot qualifi cations via lot sampling test procedures. Dice data sheet subject to change. Please consult factory for current revision in production. I.D.No. 66-13-rh1573 DICE/DWF ELECTRICAL TEST LIMITS T A = 25°C. PARAMETER CONDITIONS MIN MAX UNITS SHDN Pin Threshold Voltage 1 1.5 V SHDN Pin Current V SHDN = 5V 300 μA LATCH Pin Latch-Off Threshold Voltage 1.1 1.8 V LATCH Pin Charging Current 4 10 μA LATCH Pin Latching Current 0.85 mA V IN to VOUT Differential Threshold for Latch Disable 0.55 0.8 V Input Quiescent Current V IN = 7V 2.8 mA Minimum Input Voltage for Bias Operation 2.4 V Note 1: For circuit operation and application information refer to L T1573 data sheet. Note 2: For post radiation performance contact factory.