TEA1207T Philips Semiconductors, TEA1207T Datasheet - Page 9

• Manufacturer Part Number: TEA1207T
• Description: High efficiency DC/DC converter
• Manufacturer: Philips Semiconductors

Philips Semiconductors
CHARACTERISTICS
T
otherwise specified.
1999 Oct 21
Voltage levels
U
V
V
V
V
D
V
V
G
V
Current levels
I
I
I
Power MOSFETs
R
Efficiency
amb
q
shdwn
LX
SYMBOL
V
I
1
I
O
I(start)
I(uvlo)
I
O
fb
PCONVERSION
OWNCONVERSION
DSon
High efficiency DC/DC converter
ENERAL
lim
wdw
= 40 to +80 C; all voltages are measured with respect to ground; positive currents flow into the IC; unless
input voltage
output voltage
start-up input voltage
undervoltage lockout input voltage
input voltage
output voltage
feedback input voltage
output voltage window
quiescent current on pin 3
current in shut-down mode
maximum continuous current on
pin 4
current limit deviation
drain-to-source on-state resistance
efficiency upconversion
; pin U/D = LOW
N-type
P-type
;
PIN
U/D = HIGH
PARAMETER
I
note 1
note 2
PWM mode
down mode; V
note 3
T
T
I
note 4
V
L1 = 10 H; note 5
L
lim
amb
amb
I
< 125 mA
up mode
down mode
I
I
I
I
I
I
I
= 3.6 V; V
L
L
L
L
L
L
L
= 0.5 to 5.0 A;
= 1 mA
= 10 mA
= 50 mA
= 100 mA
= 200 mA
= 500 mA
= 1 A; pulsed
CONDITIONS
= 60 C
= 80 C
9
O
3
= 4.6 V;
= 3.6 V;
V
2.80
1.40
1.50
2.80
1.30
1.19
1.5
52
0.10
0.10
17.5
17.5
I(start)
MIN.
1.60
2.10
1.24
2.0
65
2
0.20
0.22
88
93
93
94
95
92
83
TYP.
Preliminary specification
5.50
5.50
1.85
2.50
5.50
5.50
1.29
3.0
72
10
0.85
0.60
+17.5
+17.5
0.30
0.35
TEA1207T
MAX.
V
V
V
V
V
V
V
%
A
A
%
%
%
%
%
%
%
%
%
UNIT
A
A