LA7286
(2) Application circuit 2 (erase head parallel type)
. R/P Head
58 kΩ (typ) +10%
(f = 70kHz)
. AE Head
–20%
180 Ω (typ) +25%
(f = 70kHz)
. FE Head
–5%
80 Ω (typ) +20%
(f = 70kHz)
. –20%
OSC Coil:Model name 7QM3, Prototype No. C-14284, Tokyo Parts Ind. Co., Ltd.
Pin No.
Wire type
Total number of
coils
3 to 2
2UEW 0.10
15T
2 to 1 4 to 5 5 to 6
←
←
←
25T 110T 30T
* The head specifications are as agreed upon by Alps Electric and Sanyo.
Block Diagram
No.4750-3/10