LM385M-1.2/NOPB National Semiconductor, LM385M-1.2/NOPB Datasheet - Page 7

• Manufacturer Part Number: LM385M-1.2/NOPB
• Description: IC VOLT REF DIODE 1.2V 8-SOIC
• Manufacturer: National Semiconductor

Specifications of LM385M-1.2/NOPB

• Reference Type: Shunt
• Voltage - Output: 1.235V
• Tolerance: ±2%
• Temperature Coefficient: 150ppm/°C
• Number Of Channels: 1
• Current - Cathode: 20µA
• Current - Output: 20mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Product: Voltage References
• Topology: Shunt References
• Output Voltage: 1.235 V
• Initial Accuracy: 2 %
• Average Temperature Coefficient (typ): 150 PPM/C
• Series Vref - Input Voltage (max): 1.235 V
• Shunt Current (max): 20 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Input: -
• Current - Quiescent: -
• Lead Free Status / Rohs Status: Details
• Other names: *LM385M-1.2; *LM385M-1.2/NOPB; LM385M-1.2

Centigrade Thermometer
551801
Calibration
1. Adjust R1 so that V1 = temp at 1mV/°K
2. Adjust V2 to 273.2mV
†I
for 1.3V to 1.6V battery volt-
Q
age = 50μA to 150μA
Schematic Diagram
551807
7
www.national.com