TEA1202 Philips Semiconductors, TEA1202 Datasheet - Page 16

• Manufacturer Part Number: TEA1202
• Description: Battery power unit
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2000 Jun 08
handbook, full pagewidth
Battery power unit
Fig.8 Application in 3-cell NiCd or NiMH and 1-cell Li-Ion battery powered equipment.
low battery
regulator 2
shut-down
shut-down
detection
external
DC/DC
clock
C1
R7
R8
R9
UPOUT/DNIN
C6
C5
SYNC/PWM
SHDWN0
SHDWN2
LBI1
LBI2
LBO
Vref
U/D
IN2
DOWNCONVERTER
4
11
13
12
19
14
18
2
3
15
TEA1202TS
8
LOW BATTERY
TEA1202TS
GND
16
DETECTOR
DC/DC
equivalent block diagram
17
GND0
20
16
10
5
1
6
7
9
ILIM
LX2
LX1
FB0
OUT1
FB1
OUT2
FB2
R10
D1
L1
LDO1
LDO2
R1
R2
R3
R4
R5
R6
C2
C3
C4
MGU066
DC/DC
output
regulator 1
output
regulator 2
output
DC/DC
output
regulator 1
output
regulator 2
output
low battery
detection
Objective specification
TEA1202TS