ltc1157cs8-tr Linear Technology Corporation, ltc1157cs8-tr Datasheet
ltc1157cs8-tr
Related parts for ltc1157cs8-tr
ltc1157cs8-tr Summary of contents
Page 1
FEATURE S Allows Lowest Drop 3.3V Supply Switching Operates on 3. Nominal Supplies 3 Microamps Standby Current 80 Microamps ON Current Drives Low Cost N-Channel Power MOSFETs No External Charge Pump Components Controlled Switching ON and OFF Times ...
Page 2
... V = 3.3V 1000pF S GATE Time for V < 0.5V GATE 1000pF S GATE Time for V < 0.5V GATE ORDER PART TOP VIEW NUMBER GATE 2 LTC1157CS8 IN2 S8 PART MARKING S8 PACKAGE 1157 = 150 LTC1157C MIN TYP MAX 160 180 400 70 15% V ...
Page 3
W U TYPICAL PERFOR A Standby Supply Current IN1 IN2 T = 25° 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 SUPPLY VOLTAGE (V) LTC1157 • ...
Page 4
LTC1157 CTIO S Input Pins: The LTC1157 input pins are active high and activate the charge pump circuitry when switched ON. The LTC1157 logic inputs are high impedance CMOS gates with ESD protection diodes to ...
Page 5
U U APPLICATIO S I FOR ATIO MOSFET Selection The LTC1157 is designed to operate with both standard and logic level N-channel MOSFET switches. The choice of switch is determined primarily by the operating supply voltage. Logic Level MOSFET Switches ...
Page 6
LTC1157 TYPICAL APPLICATIO CONTROL LOGIC OR P 3.3V CONTROL 6 U Ultra Low Drop Cell Dual High-Side Switch 0.47 F CELL BATTERY PACK IN1 G1 CONTROL LTC1157 LOGIC ...
Page 7
... SET 430k 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 represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. U Protection, Ramped Output and 3 A Standby Current ...
Page 8
... MIN 0.189 – 0.197 (4.801 – 5.004 0.228 – 0.244 (5.791 – 6.197) SO8 0392 LT/GP 0193 10K REV 0 LINEAR TECHNOLOGY CORPORATION 1993 0.250 ± 0.010 (6.350 ± 0.254) N8 0392 0.150 – 0.157 (3.810 – 3.988) ...