MAS9122 データシートの表示（PDF） - Unspecified
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MAS9122 Datasheet PDF : 12 Pages
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DA9122.002
7 September, 2001
x Current Parameters
Parameter
Symbol
Conditions
Min Typ Max Unit
LDO_A Continuous Output Current
IOUTA
0
135 mA
LDO_B Continuous Output Current
IOUTB
0
70 mA
LDO_C Continuous Output Current
IOUTC
0
50 mA
Short Circuit Current for LDO_A
ISHORTA
350
mA
Short Circuit Current for LDO_B
ISHORTB
265
mA
Short Circuit Current for LDO_C
ISHORTC
230
mA
Ground Pin Current
Ground Pin Current
Ground Pin Current
Ground Pin Current
IGND(OFF)
IGND(ONA)
IGND(ONBC)
IGND(ONABC)
IOUT = 0 A, VENA,ENBC < 0.3 V,
VIN= 3.6
IOUT = 0 A, VENA > 2 V,
VENBC < 0.3 V, VIN = 3.6
IOUT = 0 A, VENA < 0.3 V,
VENBC > 2 V, VIN = 3.6
IOUT = 0 A, VENA, ENBC > 2 V
VIN = 3.6
2
4
µA
125
µA
170
µA
245
µA
x Voltage Parameters
Parameter
Output Voltage:
Mask option for 2.85 V
LDO_A Dropout
Voltage
LDO_B Dropout
Voltage
LDO_C Dropout
Voltage
Symbol
VOUTA
VOUTA,B,C
VDROPA
VDROPB
VDROPC
Conditions
Max IOUT = 135 mA
Max IOUTA = 100 mA, Max IOUTB =
70 mA, Max IOUTC = 50 mA
IOUTA = 135 mA
IOUTA = 100 mA
IOUTB = 70 mA
IOUTC = 50 mA
Min
2.85 – 3%
2.85 – 2%
Typ
2.85
2.85
220
180
165
150
Max
2.85 + 2%
2.85 + 2%
Unit
V
V
mV
mV
mV
x External Capacitors
Parameter
Output Capacitors for
all Regulators
Effective Series Resistance
Bypass Capacitor
Symbol
COUTA,B,C
ESR
CBYPASS
Conditions
Min Typ Max Unit
µF
0.8
1
0.01 0.1 2
Ω
10
nF
x Power Dissipation
Parameter
Symbol
Conditions
Min Typ Max Unit
Junction to Case Thermal
RJC
Resistance
39
°C/W
Junction to Ambient Thermal
RJA
typical PC board mounting,
Resistance
still air
206
°C/W
Maximum Power Dissipation
Pd
any ambient temperature
PdMAX
=
TJ(MAX) − TA
R JA
Note 1
mW
Note 1: TJ(MAX) denotes maximum operating junction temperature (+125°C), TA ambient temperature, and RJA junction-to-ambient thermal
resistance (+206°C/W).
4 (12)
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