TDA8931 Datasheet, PDF (11/31 Pages) NXP Semiconductors – Power comparator 1 X 20 W

Philips Semiconductors
TDA8931
Power comparator 1 × 20 W
10. Limiting values
Table 7: Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
Conditions
Min
Max
Unit
V_P
operating supply voltage
asymmetrical
12
symmetrical
±6
40
V
±20
V
V_ENABLE
V_OVP
V_n
I_ORM
P_d(max)
T_j
T_stg
T_amb
maximum voltage on pin ENABLE
maximum voltage on pin OVP
voltage on all other pins
repetitive peak output current
maximum power dissipation
junction temperature
storage temperature
ambient temperature
-
14
V
-
14
V
V_SS − 0.3 V_DD + 0.3 V
-
8
A
-
2.5
W
-
150
°C
−55
+150
°C
−40
+85
°C
11. Thermal characteristics
Table 8:
Symbol
R_th(j-a)
R_th(j-p)
R_th(j-c)
Thermal characteristics
Parameter
Conditions
thermal resistance junction to ambient in free air
thermal resistance junction to pin
in free air
thermal resistance junction to case in free air
Typ
[1] ₂₄
[2] ₁₆
[3] ₃
Unit
K/W
K/W
K/W
[1] Measured in the application board.
[2] V_p = 22 V; R_L = 4 Ω; V_ripple = 2 V (p-p); f_ripple = 100 Hz with feed-forward network (470 kΩ and
15 nF).
[3] Strongly depending on where you measure on the case.
12. Static characteristics
Table 9: Characteristics
V_P = 22 V; T_amb = 25 °C; f_carrier = 290 kHz; unless otherwise specified.
Symbol Parameter
Conditions
Supply voltage
V_P
operating supply voltage
V_P = V_DDP − V_SSP
asymmetrical
symmetrical
I_q
quiescent current
with load; filter and snubbers
connected
I_stb
standby current
Standby mode; SE capacitor
charged
I_sleep
sleep current
Sleep mode
Min
Typ
Max Unit
12
22
35
V
±6
±11
±17.5 V
-
20
30
mA
-
10
15
mA
-
100
200
µA
9397 750 13847
Preliminary data sheet
Rev. 01 — 14 January 2004
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
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