Rainbow Electronics ATA6834 - Manual (Page 16)

16
9122B–AUTO–10/08
ATA6833/ATA6834 [Preliminary]
1.11 Thermal prewarning set T
JPW set
120
(170)
145
(195)
170
(220)
°C B
1.12 Thermal prewarning reset T
JPW reset
105
(155)
130
(180)
155
(205)
°C B
1.13
Thermal prewarning
hysteresis
Δ
T
JPW
15 °C B
1.14 Thermal shutdown off T
J switch off
150
(200)
175
(225)
200
(250)
°C B
1.15 Thermal shutdown on T
J switch on
135
(185)
160
(210)
185
(235)
°C B
1.16
Thermal shutdown
hysteresis
Δ
T
J switch off
15 °C B
1.17
Ratio thermal shutdown
off/thermal prewarning set T
J switch off
/
T
JPW set
1.05 1.15 B
1.18
Ratio thermal shutdown
on/thermal prewarning
reset
T
J switch on
/
T
JPW reset
1.05 1.15 B
2 5V/3.3V Regulator
2.1 Regulated output voltage
V
MODE
= V
INT
, 7V < V
BAT
< 40V
V
MODE
= GND, 5.5V < V
BAT
< 40V
I
Load
= 0 to 100 mA
V
CC
V
VCC
4.85
3.20 5.15
3.40
V A
2.2 Regulated output voltage
V
MODE
= V
INT
, 7V < V
BAT
< 40V
V
MODE
= GND, 5.5V < V
BAT
< 40V
I
Load
= 0 to 80 mA
150°C < T
J
< 200°C
V
CC
V
VCC
4.85
3.20 5.15
3.40
V A
2.3 Regulated output voltage
V
MODE
= V
INT
, 5.5V < V
BAT
< 7V
V
MODE
= GND, 5V < V
BAT
< 5.5V
I
Load
= 0 to 60 mA
V
CC
V
VCC
4.50
2.97 5.15
3.40
V A
2.4 Regulated output voltage
V
MODE
= V
INT
, 5.5V < V
BAT
< 7V
V
MODE
= GND, 5V < V
BAT
< 5.5V
I
Load
= 0 to 50 mA
150°C < T
J
< 200°C
V
CC
V
VCC
4.50
2.97 5.15
3.40
V A
2.5 Line regulation
V
MODE
= V
INT
, 7V < V
BAT
< 40V
V
MODE
= GND, 5.5V < V
BAT
< 40V
I
Load
= 50 mA, –40°C < T
J
< 150°C
V
CC
50
50
mV A
2.6 Load regulation
V
MODE
= V
INT
, V
BAT
> 7V
V
MODE
= GND, V
BAT
> 5.5V
I
Load
= 0 to 100 mA
I
Load
= 0 to 80 mA,
150°C < T
J
< 200°C
V
CC
50
50
mV A
2.7 Output current limit
V
MODE
= V
INT
, V
BAT
> 7V
V
MODE
= GND, V
BAT
> 5.5V
I
Load
@ RESET
V
CC
I
OS1
100
100 320
320
mA C
8. Electrical Characteristics (Continued)
All parameters given are valid for 5.5V
≤
V
VBAT
≤
18V and for –40°C
≤
T
J
≤
150°C (200°C) unless stated otherwise. All values refer to PIN
GND. [xxx] Values for the ATA6834.
No. Parameters Test Conditions Pin Symbol Min. Typ. Max. Unit Type*
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter