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TDA8939TH Datasheet, PDF (9/21 Pages) NXP Semiconductors – Zero dead time Class-D 7.5 A power comparator
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Philips Semiconductors
TDA8939
Zero dead time Class-D 7.5 A power comparator
11. Static characteristics
Table 10: Static characteristics
VP = ±25 V; fcarrier = 384 kHz; Tamb = 25 °C; unless otherwise specified.
Symbol Parameter
Conditions
Min
Typ
Supplies
VP
supply voltage
symmetrical supply voltage [1] ±10
±25
asymmetrical supply voltage
20
50
Iq
quiescent current
no load; no filters; no
snubbers connected
-
50
reset mode
-
10
Istb
standby current
Internal stabilizer logic supplies
standby mode
-
120
VSTAB1,
VSTAB2
stabilizer output voltage
11
12
Comparator full differential input stage: pins IN1P, IN1N, IN2P and IN2N
Vi(diff)
differential input voltage range
Vi(com)
common mode input voltage
Ii(bias)
input bias current
Common ground: pin CGND
1
3.3
VSSA1 -
-
-
VCGND
common ground reference
voltage
asymmetrical supply
-
0
Diagnostic output: pin DIAGN
VOL
LOW-level output voltage
Vpu(max)
maximum pull-up voltage
IL
leakage current
Enable input: pin ENABLE
referenced to CGND;
IDIAGN = 1 mA
referenced to CGND
no error condition
[2] 0
-
-
-
-
-
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
II
input current
Power-up input: pin POWERUP
referenced to CGND
referenced to CGND
VENABLE = 12 V
0
-
3
-
-
70
VIL
LOW-level input voltage
referenced to CGND
VIH
HIGH-level input voltage
referenced to CGND
Vhys
hysteresis voltage
II
input current
VPOWERUP = 12 V
0
-
3
-
-
0.3
-
70
Max
Unit
±30
V
60
V
70
mA
20
mA
170
µA
15
V
12
V
VDDA1 − 7.5 V
10
µA
-
V
1
V
12
V
50
µA
1
V
12
V
140
µA
0.5
V
VDDA
V
-
V
140
µA
9397 750 13023
Objective data sheet
Rev. 01 — 22 April 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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