TDA8927 Philips Semiconductors, TDA8927 Datasheet - Page 12

• Manufacturer Part Number: TDA8927
• Description: Power stage 2 x 80 W class-D audio amplifier
• Manufacturer: Philips Semiconductors

Philips Semiconductors
12 DC CHARACTERISTICS
V
Notes
1. The circuit is DC adjusted at V
2. Temperature sensor or maximum current sensor activated.
2001 Dec 11
Supply
V
I
Internal stabilizer logic supply (pin STAB or pins STAB1 and STAB2)
V
Switch inputs (pins SW1 and SW2)
V
V
Control outputs (pins REL1 and REL2)
V
V
Diagnostic output (pin DIAG, open-drain)
V
I
Enable inputs (pins EN1 and EN2)
V
V
V
I
Switching-on input (pin POWERUP)
V
I
Temperature protection
T
T
q(tot)
LO
I(EN)
I(POWERUP)
P
diag
hys
P
O(STAB)
IH
IL
OH
OL
OL
IH
IL
EN(hys)
POWERUP
Power stage 2
audio amplifier
= 25 V; T
SYMBOL
amb
= 25 C; measured in test diagram of Fig.8; unless otherwise specified.
supply voltage
total quiescent current
stabilizer output voltage
HIGH-level input voltage
LOW-level input voltage
HIGH-level output voltage
LOW-level output voltage
LOW-level output voltage
leakage output current
HIGH-level input voltage
LOW-level input voltage
hysteresis voltage
input current
operating voltage
input current
temperature activating diagnostic V
hysteresis on temperature
diagnostic
PARAMETER
80 W class-D
P
= 15 to 30 V.
note 1
no load connected
outputs floating
referenced to V
referenced to V
referenced to V
referenced to V
I
no error condition
referenced to V
referenced to V
referenced to V
V
V
DIAG
POWERUP
DIAG
DIAG
12
= 1 mA; note 2
CONDITIONS
= V
= V
DIAG(LOW)
DIAG(LOW)
= 12 V
SS
SS
SS
SS
SS
SS
SS
11
10
0
10
0
0
0
5
150
15
MIN.
35
5
13
9
5
4
100
20
25
TYP.
Objective specification
45
10
15
V
2
V
2
1.0
50
V
300
12
170
MAX.
30
STAB
STAB
STAB
TDA8927
V
mA
mA
V
V
V
V
V
V
V
V
V
V
C
C
A
A
A
UNIT