參數(shù)資料
型號(hào): TL1464IPTG4
廠(chǎng)商: TEXAS INSTRUMENTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: 1 A SWITCHING REGULATOR, 2000 kHz SWITCHING FREQ-MAX, PQFP48
封裝: GREEN, PLASTIC, LQFP-48
文件頁(yè)數(shù): 11/13頁(yè)
文件大小: 345K
代理商: TL1464IPTG4
TL1464I
QUAD PULSE-WIDTH-MODULATION CONTROL CIRCUIT
SLVS266 – FEBRUARY 2000
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, VCC = 6 V, f =
1 MHz (unless otherwise noted) (continued)
dead-time control section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
I(Idt)
Input current
–1
–4
A
I(dt)
Latched mode sink current
TA = 25°C
0.3
1
2
mA
V(dt)
Latched input voltage
I(dt) = 100 A
0.5
V
VIO
Input threshold voltage
Zero duty cycle
0.6
0.7
0.8
V
V(tt00)
In ut threshold voltage
100% duty cycle
1.3
1.4
1.5
V
error-amplifier section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIO
Input offset voltage
VO = 1 V
±10
mV
IIO
Input offset current
VO = 1 V
±100
nA
IIB
Input bias current
VO = 1 V
–200
–500
nA
VICR
Common mode input voltage
CH-1,2
VCC =3 1V 12 V
–0.1 to
VCC–1.8
V
VICR
Common-mode input voltage
CH-3,4
VCC = 3.1 V ~ 12 V
0 to
VCC–1.8
V
A(v)
Open-loop voltage amplification
RI = 200 k
60
75
dB
B1
Unity-gain bandwidth
6
MHz
CMRR
Common-mode rejection ratio
VIC = –0.1 V ~ VCC – 1.8 V
60
80
dB
VOM+
Maximum output voltage swing
Vref–0.1
V
VOM–
Maximum output voltage swing
0.2
V
IO(vr+)
Output current (sink)
VID = –0.1 V,
VO = 1.25 V
0.5
1
mA
II+
Sink current (pin 24) (standby mode)
VI = 0.3 V (pin 24)
VI = 0 V (pin 20)
0.1
0.5
mA
IOM–
Output current (source)
VID = 0.1 V,
VO = 0.75 V
–45
–85
A
output section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
I(SINK)
Output current (sink)
R(BIAS) = 2.4 k
15
20
25
mA
I(SINK)
Output current (sink)
R(BIAS) = 5.8 k
7.5
10
12.5
mA
total device
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
IO(CS)
Standby supply current
Standby pin input voltage = 0 V
1
200
A
IO(CA)
Average supply current
Rt = 10 k
4
7
mA
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