TL1466I Datasheet, PDF (8/24 Pages) Texas Instruments – HIGH-SPEED/PRECISION SIX CHANNEL SWITCHING REGULATOR CONTROLLER

TL1466I
HIGHĆSPEED/PRECISION SIX CHANNEL
SWITCHING REGULATOR CONTROLLER
SLVS262 − FEBRUARY 2000
electrical characteristics over recommended operating free-air temperature range, V_CC = 6 V,
f = 0.43 MHz (unless otherwise noted) (continued)
error-amplifier section
PARAMETER
V(t)
Input threshold voltage
VIO
Input offset current
IIB
Input bias current
VICR
A(v)
B1
VOM+
VOM−
IOM+
IOM−
Common-mode input voltage range
Open-loop voltage amplification
Unity-gain bandwidth
Positive output voltage swing
Negative output voltage swing
Output sink current
Output source current
TEST CONDITIONS
VO = 1 V (channel 1, 2, 3, 4)
VO = 1 V (channel 5, 6)
VO = 1 V
INV INPUT (pin 11, 16, 19, 33, 36, 39)
INV INPUT (pin 10, 15)
VCC = 2.5 V to 12 V
MIN
1.46
0 to
VCC−1
VO = 1 V
VO = 1 V
Channel 1, 4
Channel 2, 3, 5, 6
Vref−0.1
0.5
−30
−45
TYP
1.50
5
−200
−0.9
70
6
2
−80
−100
MAX
1.54
40
−500
−2.5
0.2
UNIT
V
mV
nA
µA
V
dB
MHz
V
V
mA
µA
output voltage limit section (channel 5, 6)
PARAMETER
V(tOV) Input threshold voltage
V(BOV) Input bias current
soft start section
PARAMETER
I(bss) Input source current (pin 26)
TEST CONDITIONS
VI(10, _{15 pin)} = 1 V
VI(8 _pin) = 1.5 V, VI(10, _{15 pin)} = 1 V
MIN TYP MAX UNIT
0.95
1 1.05 V
−0.7
−2 µA
TEST CONDITIONS
STANDBY−3 terminal = 2 V
SOFT START terminal = 1 V
MIN TYP MAX UNIT
−1 −2.5
−4 µA
MOSFET DUTY setting section (channel 1, 4)
PARAMETER
D(MOS) ON DUTY
TEST CONDITIONS
V(FB) = 1 V
RDUTY = 5 kΩ
RDUTY = 25 kΩ
output section
PARAMETER
I(SINK)
Output sink current
I(GSOURCE)
I(GSINK)
I(GOH)
I(GOL)
MOS gate source current
MOS gate sink current
MOS gate high-level output voltage
MOS gate low-level output voltage
TEST CONDITIONS
R(BIAS) = 6.8 kΩ
R(BIAS) = 10 kΩ
VO(43, _{60 pin)} = 1 V,
VO(43, _{60 pin)} = 2 V,
TA = 25°C
TA = 25°C
total device
PARAMETER
I(ccs)
I(cca)
Standby supply current
Average supply current
TEST CONDITIONS
STANDBY terminal = 0 V
R(T) = 47 kΩ
MIN TYP MAX UNIT
20%
40%
MIN TYP MAX UNIT
6.3 8.5 10.7
mA
4.5
6 7.5
−50
mA
50
mA
3.5
4
V
0.1 0.3
MIN TYP MAX UNIT
1
10 µA
6
9 mA
8
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265