Texas Instruments Evaluation Module for TPS720105 TPS720105DRVEVM TPS720105DRVEVM 데이터 시트
제품 코드
TPS720105DRVEVM
TPS720xx
SBVS100D – JUNE 2008 – REVISED AUGUST 2009
........................................................................................................................................................
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ELECTRICAL CHARACTERISTICS (continued)
Over operating temperature range (T
J
= –40°C to +125°C), V
BIAS
= (V
OUT
+ 1.4V) or 2.5V (whichever is greater); V
IN
≥ V
OUT
+
0.5V, I
OUT
= 1mA, V
EN
= 1.1V, C
OUT
= 2.2
µ
F, unless otherwise noted. Typical values are at T
J
= +25°C.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
f = 10Hz
80
dB
f = 100Hz
80
dB
V
IN
– V
OUT
≥ 0.5V,
f = 1kHz
75
dB
PSRR
V
BIAS
power-supply rejection ratio
V
BIAS
= V
OUT
+ 1.4V,
f = 10kHz
65
dB
I
OUT
= 350mA
f = 100kHz
55
dB
f = 1MHz
35
dB
BW = 10Hz to 100kHz, V
BIAS
≥ 2.5V,
V
N
Output noise voltage
48
µ
V
RMS
V
IN
= V
OUT
+ 0.5V
V
BIAS
= (V
OUT
+1.4V) or 2.5V (whichever is
100 +
I
VIN_INRUSH
Inrush current on V
IN
mA
greater), V
IN
= V
OUT
+ 0.5V
I
LOAD
V
OUT
= 95% V
OUT(NOM)
, I
OUT
= 350mA,
t
STR
Startup time
140
µ
s
C
OUT
= 2.2
µ
F
V
EN(HI)
Enable pin high (enabled)
1.1
V
V
EN(LO)
Enable pin low (disabled)
0
0.4
V
I
EN
Enable pin current
V
EN
= 5.5V, V
IN
= 4.5V, V
BIAS
= 5.5V
1.0
µ
A
Undervoltage lockout
V
BIAS
rising
2.41
2.45
2.49
V
UVLO
Hysteresis
V
BIAS
falling
150
mV
Shutdown, temperature increasing
+160
°C
T
SD
Thermal shutdown temperature
Reset, temperature decreasing
+140
°C
T
J
Operating junction temperature
–40
+125
°C
4
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