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ST6G3244ME датащи(PDF) 20 Page - STMicroelectronics

номер детали ST6G3244ME
подробное описание детали  Level translator for SD, SDIO, mini SD, and micro SD Cards with internal I/O supply and ±15 kV ESD protection
PDF  27 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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ST6G3244ME датащи(HTML) 20 Page - STMicroelectronics

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Low drop-out voltage regulator
ST6G3244ME
20/27
Doc ID 022157 Rev 2
Note:
Level translator deactivated, *.dir = 0, CLK.h = VCCA, all other pins floating.
Table 14.
LDO static parameters (VEN = VCCA unless otherwise specified)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
VCCB_O
UT
Regulated
output voltage
(VCCB)
VBAT = 3 to 5 V, SEL = 0
IOUT = 0.1 to 50 mA,
TJ = –40 to 125 °C
2.75
2.90
3.05
V
VBAT = 3 to 5 V, SEL = 1
IOUT = 0.1 to 50 mA,
TJ = –40 to 125 °C
1.71
1.8
1.89
VDO
Drop-out
voltage
VCCB_OUT (nom) – 100 mV
TJ = –40 to 85 °C
SEL = 0
IOUT = 50 mA
25
40
mV
IOUT
VCCB_OUT
output current
50
mA
TSD
Thermal
shutdown
temperature
VBAT = 3.4 V
Shutdown
(temp.
↑ )
150
°C
Reset
(temp.
↓ )
130
Hysteresis
20
UVLO
Undervoltage
lockout
TJ = –40 to 125 °C
Shutdown
(VBAT ↓ )
2.3
2.5
2.7
V
Reset
(VBAT ↑ )
2.35
2.55
2.75
V
Hysteresis
50
mV
Table 15.
LDO dynamic parameters (VEN = VCCA unless otherwise specified)
Symbol
Parameter
Test condition
Min.
Typ. Max.
Unit
PSRR
Power supply
rejection ratio
VBAT = 3.4 V
IOUT = 50 mA
TJ = 25 °C
CVCCB = 2.2 µF, ESR = 5 mΩ
f = 1 kHz
40
dB
f = 10 kHz
30
tSTART
Settling time
VCCB_OUT ↑ 95% nom., VBAT = 5 V, IOUT = 50 mA,
TJ = –40 °C to 125 °C, CVCCB = 1 µF, enable L →H, SEL = 0
30
100
µs
VCCB_OUT ↑ 95% nom., VBAT = 5 V, IOUT = 50 mA,
TJ = –40 °C to 125 °C, CVCCB = 1 µF, enable L →H, SEL = 1
30
100
tSTOP
Discharge
time
VCCB_OUT ↓ 10% nom., VBAT = 3.4 V, IOUT = 1 mA,
TJ = 25 °C, CVCCB = 1 µF, enable H →L, SEL = 0
0.6
1
ms
VCCB_OUT ↓ 10% nom., VBAT = 3.4 V, IOUT = 1 mA,
TJ = 25 °C, CVCCB = 1 µF, enable H →L, SEL = 1
0.6
1



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