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参数资料
型号： TPS60503DGSR
厂商： TEXAS INSTRUMENTS INC
元件分类： 稳压器
英文描述： 0.3 A SWITCHED CAPACITOR REGULATOR, 1200 kHz SWITCHING FREQ-MAX, PDSO10
封装： 3.05 X 4.98 MM, PLASTIC, MSOP-10
文件页数： 19/24页
文件大小： 743K
代理商： TPS60503DGSR
TPS60500, TPS60501
TPS60502, TPS60503
SLVS391B OCTOBER 2001 REVISED FEBRUARY 2002
4
www.ti.com
electrical characteristics at Ci = 4.7 F, C1F = C2F = 1 F, Co = 10 F, TA = 40°C to 85°C,
VI = 5 V, V(EN) = GND (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI
Supply voltage range
1.8
6.5
V
VI = 1.8 V to 2.7 V, VIVO > 1 V
50
VI ≥ 2.7 V, VIVO > 1 V
150
IO
Maximum output current
VO = 1.5 V, VI ≥ 3.1 V
250
mA
IO
Maximum output current
VI ≥ 3.7 V, 1.8 V ≤ VO ≤ 2.5 V
250
mA
VO > 2.5 V, VI > VO + 1.2 V
250
TPS60500
0.8
3.3
VO
Output voltage
TPS60501
VI > 2.7V; VIVO > 1 V at IOUT ≤ 150 mA
3.30
V
VO
Output voltage
TPS60502
VI > 2.7V; VIVO > 1 V at IOUT ≤ 150 mA
VI > 1.8 V; VIVO > 1 V at IOUT ≤ 50mA
1.80
V
TPS60503
VI > 1.8 V; VIVO > 1 V at IOUT 50mA
1.50
V(FB)
Feedback voltage
TPS60500
0.8
V
TPS60501
IO = 0 mA to 150 mA, Co = 47 F
4%
3%
Tolerance of output voltage
TPS60500
IO = 0 mA to 150 mA, Co = 47 F
3%
Tolerance of output voltage
TPS60500
TPS60502
TPS60503
IO = 0 mA to 150 mA, Co = 10 F
4%
TPS60502
TPS60503
IO = 0 mA to 250 mA, Co = 47 F
4%
Vpp
Output voltage ripple at OUT
IO = 150 mA, VO = 1.5 V
30
mVPP
IQ
Quiescent current (no-load input current)
IO = 0 mA
40
75
A
T(SD)
Thermal shutdown temperature
150
°C
IO(SD)
Shutdown supply current
V(EN) = VI
0.05
0.5
A
f(OSC)
Internal switching frequency
600
800
1200
kHz
VIL
EN input low voltage
0.3 x VI
V
VIH
EN input high voltage
0.7 x VI
V
Ilkg(SD)
EN input leakage current
V(EN) = 0 V or VI
0.01
0.1
A
Ilkg(FB)
FB input leakage current
TPS60500
0.1
A
R(max)
Maximum resistance of the
external voltage divider
TPS60500
R1 + R2 at FB pin
1
M
Short circuit current (start-up current)
VI = 6.5V, VO = 0 V
100
300
mA
Output current limit
VO > 0.6 V
500
mA
No load start-up time
80
s
electrical characteristics for power good comparator of devices TPS6050x at TA = 40°C to 85°C,
VI = 5 V and V(EN) = GND (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V(PG)
Power good trip voltage
See Note 2
Vml – 2%
V
td,r
Power good delay time
VO ramping positive
100
200
s
td,f
Power good delay time
VO ramping negative
50
100
s
VOL
Power good output voltage low
VO = 0 V, I(PG) = 1 mA
0.3
V
Ilkg
Power good leakage current
VO = 3.3 V, V(PG) = 3.3 V
0.01
0.1
A
NOTE 2: Vml is the output voltage at the maximum load current. Vml is not a JEDEC symbol.
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