ATA5279 ATMEL Corporation, ATA5279 Datasheet - Page 29

• Manufacturer Part Number: ATA5279
• Manufacturer: ATMEL Corporation

6. Functional Parameters
All parameters valid for 7.0V VS 16.5V and –40°C T
9125A–RKE–04/08
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Notes:
No.
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.1
2.2
2.3
2.4
2.5
2.6
2.7
3.1
3.2
3.3
1
2
3
1. In this column, pin group names are given. Please refer to
2. Operation of coils with higher impedance than the given value is possible but functional limitations might occur (inability to
Parameters
Power Supply
VS-pin power-down
mode supply current
VS-pin idle mode
supply current
Internal VCC voltage
- idle
- load
VS voltage clamp
VCC power-on reset
threshold
VDS operation
threshold
Battery supply range for
normal operation
VDS power-down mode
supply current
VDS fault-shutdown
mode supply current
Boost Converter
Overvoltage shut-down
level
Switch overcurrent
shutdown level
Switch on-state
resistance
Max duty cycle (t
Switch leakage current V
Switch fall time
Switch rise time
Oscillator
External clock source
frequency range
Driver output sink
resistance during
startup
Driver output sink
resistance during
operation
more details.
reach to configured coil current). Coils with lower impedance should not be used as they might be detected as faulty.
on
/ T)
Test Conditions
V
V
VS
I
I
VS = 28V
VS = 40V
VS = 16.5V
Idle mode
V
V
I
I
I
I
I
VCC
VCC
VL
VL
VL
OSCO
OSCO
VS
VS
VDS
VDS
VL
= 200 mA
= 200 mA
= 500 mA
= 38V
= 16.5V
= 0
= 5 mA
= 28V
= 16.5V
14V
= 100 µA
= 100 µA
7V
a
105°C unless otherwise noted.
CSP
CSP
CSP
BLS
BLS
BLS
BLS
BLS
BLS
Pin
DS
DS
DS
DS
1
1
4
1
4
1
Symbol
V
R
V
V
R
R
Section 2. “Pin Configuration” on page 2
V
V
I
I
I
I
I
I
D
PORVCC
I
VDS,FS
VS,C28
VS,C40
VDS,min
VDSmax
DSon,VL
VL,leak
I
VS,idle
VLmax
f
OSC,L1
OSC,L1
VDS,0
V
t
t
VSpd
VCC,0
VCC,1
OSC
Boost
VL,f
VL,r
VS
Min.
0.85
100
4.8
5.1
2.9
6.4
0.9
1.8
40
50
50
2
4
7
0
ATA5279 [Preliminary]
Typ.
5.05
5.15
0.12
180
5.5
3.5
3.2
42
3
8
0.875
Max.
16.5
2.45
400
500
200
200
4.9
5.3
4.3
1.4
0.5
9.6
2.2
4.4
10
44
4
6
4
in this document for
MHz
Unit
mA
mA
mA
µA
µA
µA
nA
k
k
ns
ns
V
V
V
V
V
A
-
Type*
A
A
A
A
A
A
D
A
A
A
A
A
A
A
A
A
D
A
A
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