ATA6625 데이터 시트보기 (PDF) - Atmel Corporation
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ATA6625 Datasheet PDF : 24 Pages
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ATA6623/ATA6625
9. Electrical Characteristics (Continued)
5V < VS < 27V, –40°C < Tj < 150°C; unless otherwise specified all values refer to GND pins.
No. Parameters
Test Conditions
Pin Symbol Min.
4 EN Input Pin
4.1 Low level voltage input
EN
VENL
–0.3
4.2 High level voltage input
EN
VENH
2
4.3 Pull-down resistor
VEN = VCC
4.4 Low level input current VEN = 0V
5 NRES Open Drain Output Pin
EN
REN
EN
IEN
5.1
Low level output voltage
VS ≥ 5.5V
INRES = 1 mA
5.2 Low level output low
10 kΩ to 5V
VCC = 0V
5.3
Undervoltage reset time
VS ≥ 5.5V
CNRES = 20 pF
5.4
Reset debounce time for VS ≥ 5.5V
falling edge
CNRES = 20 pF
6 VCC Voltage Regulator ATA6623
NRES
NRES
VNRESL
VNRESLL
NRES
tReset
NRES
tres_f
6.1 Output voltage VCC
4V < VS < 18V
(0 mA to 50 mA)
VCC
VCCnor
6.2
Output voltage VCC at
low VS
3V < VS < 4V
6.3 Regulator drop voltage VS > 3V, IVCC = –15 mA
6.4 Regulator drop voltage VS > 3V, IVCC = –50 mA
6.5 Line regulation
4V < VS < 18V
VCC
VCC
VCC
VCC
6.6 Load regulation
5 mA < IVCC < 50 mA
6.7
Power supply ripple
rejection
10 Hz to 100 kHz
CVCC = 10 µF
VS = 14V, IVCC = –15 mA
6.8 Output current limitation VS > 4V
VCC
VCC
VCC
6.9 Load capacity
0.2Ω < ESR < 5Ω at 100 kHz VCC
6.10
VCC undervoltage
threshold
Referred to VCC
VS > 4V
VCC
VCClow
VD1
VD2
VCCline
VCCload
IVCClim
Cload
VthunN
6.11
Hysteresis of
undervoltage threshold
Referred to VCC
VS > 4V
VCC Vhysthun
6.12
7
Ramp up time VS > 4V CVCC = 2.2 µF
to VCC = 3.3V
Iload = –5 mA at VCC
VCC Voltage Regulator ATA6625
VCC
tVCC
7.1 Output voltage VCC
5.5V < VS < 18V
(0 mA to 50 mA)
VCC
VCCnor
7.2
Output voltage VCC at
low VS
4V < VS < 5.5V
VCC
VCClow
7.3 Regulator drop voltage VS > 4V, IVCC = –20 mA
VCC
VD1
7.4 Regulator drop voltage VS > 4V, IVCC = –50 mA
VCC
VD2
*) Type means: A = 100% tested, B = 100% correlation tested, C = Charact1
erized on samples, D = Design parameter
50
–3
2
1.5
3.234
VS –
VDrop
50
–240
1.8
2.8
4.9
VS – VD
Typ.
125
4
500
0.1
0.1
–160
10
150
100
400
Max.
+0.8
VCC +
0.3V
200
+3
0.14
0.14
6
10
3.366
3.366
200
700
0.2
0.5
–85
3.2
250
5.1
5.1
250
600
Unit Type*
V
A
V
A
kΩ
A
µA
A
V
A
V
A
ms
A
µs
A
V
A
V
A
mV
A
mV
A
%
A
%
A
dB
D
mA
A
µF
D
V
A
mV
A
µs
A
V
A
V
A
mV
A
mV
A
15
4957H–AUTO–05/10
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