TEA1204T Philips Semiconductors, TEA1204T Datasheet - Page 9

• Manufacturer Part Number: TEA1204T
• Description: High efficiency DC/DC converter
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Notes
1. The average inductor current during current limit also depends on inductance value and resistive losses in all
2. V
3. If the applied high level is less than V
1998 Mar 02
Current levels
I
I
I
I
I
Power MOSFETS
R
R
Timing
f
t
Temperature
T
T
Digital levels
V
V
V
V
Sense pin resistance
R
SYMBOL
q
SHDWN
limN
limP
LX(max)
sw
res
amb
max
lL
IH
IH
IH
dsON(N)
dsON(P)
SENSE
High efficiency DC/DC converter
components in the power path. In normal applications, the average current will be limited to 2.3 A (typ.), with limits
scaled down to minimum 2.07 A and maximum 2.53 A.
increase is 300 A in the event that pin 2 is at 2.0 V.
3
is the voltage at pin 3 (UPOUT/DNIN).
quiescent current at pin 3
shut-down current
current limit NFET
current limit PFET
maximum continuous current
at pin 5
pin-to-pin resistance NFET
pin-to-pin resistance PFET
switching frequency
response time from standby to
P
operating ambient temperature
internal cut-off temperature
LOW-level input voltage pins
1, 2, 7 and 8
HIGH-level input voltage pin 1
HIGH-level input voltage pin 2
HIGH-level input voltage
pins 7 and 8
SENSE pin resistance to GND up or down to 3.3 V mode
max
PARAMETER
3
1 V, the quiescent current level of the device will increase. The maximum
up mode
up mode; note 1
down mode; note 1
note 2
notes 2 and 3
notes 2 and 3
down to 3.6 V mode
up to 5.0 V mode
CONDITIONS
9
50
2.38
2.05
0.08
0.10
150
150
0
V
2.0
2.9
437.2
476.8
662.2
20
3
MIN.
0.4
60
2
2.80
2.40
0.12
0.16
200
25
+25
165
546.5
596.0
827.8
TYP.
Product specification
70
10
3.20
2.75
1.0
0.20
0.25
240
+80
180
0.4
V
V
V
655.8
715.2
993.4
TEA1204T
MAX.
3
3
3
+ 0.3 V
+ 0.3 V
+ 0.3 V
A
A
A
kHz
V
k
k
k
C
C
A
A
s
UNIT