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参数资料
| 型号： | TPS63002DRCT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 2 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封装： | 3 X 3 MM, GREEN, PLASTIC, SON-10 |
| 文件页数： | 18/24页 |
| 文件大小： | 645K |
| 代理商： | TPS63002DRCT |
ELECTRICAL CHARACTERISTICS
www.ti.com........................................................................................................................................................... SLVS520B – MARCH 2006 – REVISED JULY 2008
over recommended free-air temperature range and over recommended input voltage range (typical at an ambient temperature
range of 25°C) (unless otherwise noted)
DC/DC STAGE
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI
Input voltage range
1.8
5.5
V
VI
Input voltage range for startup
1.9
5.5
V
VO
TPS63000 output voltage range
1.2
5.5
V
VFB
TPS63000 feedback voltage
495
500
505
mV
f
Oscillator frequency
1250
1500
kHz
Frequency range for synchronization
1250
1800
kHz
ISW
Switch current limit
VIN = VINA = 3.6 V, TA = 25°C
1600
1800
2000
mA
High side switch on resistance
VIN = VINA = 3.6 V
100
m
Low side switch on resistance
VIN = VINA = 3.6 V
100
m
Line regulation
0.5%
Load regulation
0.5%
VIN
1
1.5
A
Quiescent
IO = 0 mA, VEN = VIN = VINA = 3.6 V,
Iq
VINA
40
50
A
current
VOUT = 3.3 V
VOUT (adjustable output voltage)
4
6
A
FB input impedance (fixed output voltage)
1
M
IS
Shutdown current
VEN = 0 V, VIN = VINA = 3.6 V
0.1
1
A
CONTROL STAGE
VUVLO Under voltage lockout threshold
VINA voltage decreasing
1.5
1.7
1.8
V
VIL
EN, PS/SYNC input low voltage
0.4
V
VIH
EN, PS/SYNC input high voltage
1.2
V
EN, PS/SYNC input current
Clamped on GND or VINA
0.01
0.1
A
Overtemperature protection
140
°C
Overtemperature hysteresis
20
°C
Copyright 2006–2008, Texas Instruments Incorporated
3
Product Folder Link(s): TPS63000 TPS63001 TPS63002
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