AN8049 Panasonic Semiconductor, AN8049 Datasheet - Page 9

• Manufacturer Part Number: AN8049
• Description: 1.8-volt 3-channel step-up/ step-down/ and polarity inverting DC-DC converter control IC
• Manufacturer: Panasonic Semiconductor

Voltage Regulators
Pin No.
Terminal Equivalent Circuit (continued)
13
14
15
16
17
18
19
16
17
19
V
1.5 k
14
CC
17
1.5 k
15
V
Equivalent circuit
CC
0.2 V
14
7
Latch
0.5 mA
31 A
min.
S
R
1.5 k
OSC
13
V
Q
1.26 V
CC
18
16
PWM3
OUT3:
Open-collector output.
The absolute maximum rating for the
output current is 50 mA.
V
Power supply terminal.
Provide the operating supply voltage
in the range 1.8 V to 14 V.
OSC:
Connection for the capacitor and
resistor that determine the oscillator
frequency. Use a capacitor in the range
100 pF to 1 000 pF and a resistor in
the range 3 k to 33 k . Use an
oscillator frequency in the range
20 kHz to 1 MHz.
IN+3:
Noninverting input to the error
amplifier 3.
IN 3:
Inverting input to the error amplifier 3.
FB3:
Output from the error amplifier 3.
This circuit can provide a source
current of 31 A or a sink current of
0.5 mA (minimum).
IN 2:
Inverting input to the error amplifier 2.
CC
:
Description
AN8049FHN
I/O
O
O
O
I
I
I
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