AN8746SA Datasheet, PDF (1/5 Pages) Panasonic Semiconductor – PWM driver IC for portable CD player

ICs for Compact Disc/CD-ROM Player
AN8746SA
PWM driver IC for portable CD player
s Overview
The AN8746SA is a 4-channel actuator/motor
drive IC by DMOS direct PWM method for a
portable CD player.
s Features
• R_ON = 1.8 Ω (typ.)
• Supply voltage range
(Control block: 2.0 V to 3.6 V, power block: 1.2 V
to 3.6 V)
• Current at standby
(Control block: 1 µA or less, power block: 1 µA or
less)
• With an output pin of monitoring 1/2 of the power
supply voltage
s Applications
• Portable CD player
11.0±0.3
32
17
1
16
(0.625)
0.65
0.3
+0.10
–0.05
Seating plane
SSOP032-P-0300
Unit: mm
(0.5)
s Block Diagram
Logic circuit
Reset
Pre-
TSD
driver
H
bridge
VBG
Pre-
driver
V_M1
monitor ^{Logic circuit}
H
bridge
H
bridge
Logic circuit
Pre-
driver
V_G
limiter
H
bridge
Pre-
driver
Logic circuit
1