U6084B-FP ATMEL Corporation, U6084B-FP Datasheet - Page 7

• Manufacturer Part Number: U6084B-FP
• Description: PWM Power Control with Automatic Duty-cycle Reduction
• Manufacturer: ATMEL Corporation

Electrical Characteristics (Continued)
T
unless otherwise specified (see Figure 1 on page 1). All other values refer to pin GND (pin 1).
4677B–AUTO–02/04
Parameters
Voltage Doubler
Voltage
Oscillator frequency
Internal voltage limitation
Gate Output
Voltage
Current
Enable/Disable
Current
Duty Cycle Reduction
Z-voltage
Oscillator
Frequency
Threshold cycle
Upper
Lower
Oscillator current
Frequency tolerance
Notes:
amb
= -40 to +110°C, V
1. Reference point is battery ground
Batt
= 9 to 16.5 V, (basic function is guaranteed between 6.0 V to 9.0 V) reference point ground,
Pin6
Test Conditions
Pin 13
Duty cycle 100%
I
(whichever is lower)
Pin 14
Low level
V
R
High level, duty cycle 100%
V
V
Pin 2
V
Pin 4
I
V
C
duty cycle = 50%
V
V
13
4
Batt
14
14
2
3
Batt
3
4
14
14
= 500 µA
= 5 mA
= 150
= 0 V
open, C
=
= Low level
= High level, I
= 16.5 V, T
=
=
= 12 V
V
-------- -
V
High,
Low,
TL
S
2
= 470 nF,
2
1
amb
=
=
13
V
---------------- -
= 110°C,
V
--------------
>
T<100
V
T100
V
S
S
I
14
Symbol
±I
V
V
V
V
V
f
I
V
I
13
14
f
osc
f
13
13
13
14
14
2
1
2
3
4
(V
Min.
2 V
0.35
0.68
0.65
0.26
280
-1.0
1.0
-20
6.9
6.0
26
10
26
S+14
S
)
(V
Typ.
27.5
0.70
0.67
0.28
400
V
-40
7.4
0.7
9.9
40
S+15
13
)
(V
1.5
2000
Max.
U6084B
30.0
0.95
0.72
0.69
13.5
520
-60
8.0
0.3
54
S+16
(1)
)
Unit
kHz
mA
µA
Hz
µA
Hz
V
V
V
7