AN8049SH-E1 Panasonic - SSG, AN8049SH-E1 Datasheet - Page 2

• Manufacturer Part Number: AN8049SH-E1
• Description: IC MULTI CONFIG 40MA SSOP24D
• Manufacturer: Panasonic - SSG
• Type: Step-Down (Buck), Step-Up (Boost), Invertingr

Specifications of AN8049SH-E1

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 3
• Current - Output: 40mA
• Frequency - Switching: 20kHz ~ 1MHz
• Voltage - Input: 1.8 ~ 14 V
• Operating Temperature: -30°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SSOP
• Power - Output: 146mW
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Output: -
• Other names: AN8049SHE1; AN8049SHE1TR

AN8049SH
I Block Diagram
I Pin Descriptions
2
S.C.P.
CTL3
IN+3
IN−3
Pin No.
DT3
FB3
10
11
1
2
3
4
5
6
7
8
9
1
20
18
19
2
5
Error
amplifier 2
Symbol
Error
amplifier 3
S.C.P.
CTL3
CTL2
CTL1
Error
amplifier 1
V
DT3
DT2
DT1
RB2
RB1
Off
1.26 V
REF
1.26 V
Connection for the capacitor that
provides the short-circuit protection
circuit time constant
Channel 3 soft start setting
Channel 2 soft start setting
Channel 1 soft start setting
Channel 3 on/off control
Channel 2 on/off control
Channel 1 on/off control
On/off control
Reference voltage output
Connection for the OUT2 block
output source current setting resistor
Connection for the OUT1 block
output source current setting resistor
S.C.P. comp.
V
0.9 V
REF
1.1 µA
20 kΩ
V
Description
CC
20 kΩ
1.26 V
1.1 µA
1.1 µA
1.26 V
Reference voltage
U.V.L.O.
supply V
R
S
Latch
(Allowance: ±1%)
Q
SDH00012BEB
REF
1.26 V
1.26 V
Pin No.
1.26 V
12
13
14
15
16
17
18
19
20
21
22
23
24
Symbol
OUT1
OUT2
OUT3
GND
55 kΩ
IN+3
IN−3
IN−2
IN−1
OSC
FB3
FB2
FB1
V
CC
Sawtooth wave generator
PWM1
PWM3
PWM2
OUT1 block push-pull output
OUT2 block push-pull output
Ground
OUT3 block open-collector output
Supply voltage
Oscillator circuit timing resistor and
capacitor connection
Error amplifier 3 noninverting input
Error amplifier 3 inverting input
Error amplifier 3 output
Error amplifier 2 inverting input
Error amplifier 2 output
Error amplifier 1 inverting input
Error amplifier 1 output
45 kΩ
55 kΩ
V
REF
0.7 V
0.3 V
Description
On/off
control
V
CC
V
CC
11
12
15
10
13
14
RB1
OUT1
OUT3
RB2
OUT2
GND