Product Data Sheet Part No. ST-03CH Reflow Type (SMD) DIMENSIONS Type Unit Color Black Rated Voltage (V) 5 Operating Voltage (V) 4-6 Current Consumption (mA) MAX.70 Coil Resistance (Ω) 30±5 Sound Output (Min) (dB) 87 Resonance Frequency (Hz) 2730 Operating Temp (C) -30~+85 Storage Temp (C) -40~+85 Weight (g) 1 Terminal SMD Dimension mm 8.5 x 8.5 x 3 *applied voltage: Rated Voltage, 1/2 duty, square wave *distance for measurement 10cm FREQUENCY RESPONSE 2 1 1 N . F irst S tre e t M in n e a p o lis, M N . 5 5 4 0 1 w w w .s o b e rto n .c o m Product Data Sheet 2 1 1 N . F irst S tre e t M in n e a p o lis, M N . 5 5 4 0 1 w w w .s o b e rto n .c o m Product Data Sheet 2 1 1 N . F irst S tre e t M in n e a p o lis, M N . 5 5 4 0 1 w w w .s o b e rto n .c o m Product Data Sheet 2 1 1 N . F irst S tre e t M in n e a p o lis, M N . 5 5 4 0 1 w w w .s o b e rto n .c o m Product Data Sheet 2 1 1 N . F irst S tre e t M in n e a p o lis, M N . 5 5 4 0 1 w w w .s o b e rto n .c o m