ST763ABN STMicroelectronics, ST763ABN Datasheet - Page 7

• Manufacturer Part Number: ST763ABN
• Description: IC CONV DC/DC PWM 3.3V 8-DIP
• Manufacturer: STMicroelectronics
• Type: Step-Down (Buck)r

Specifications of ST763ABN

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.14 ~ 3.47 V
• Current - Output: 500mA
• Frequency - Switching: 200kHz
• Voltage - Input: 3.3 ~ 11 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Power - Output: 344mW
• Output Voltage: 3.465 V
• Output Current: 500 mA
• Input Voltage: 3.3 V to 11 V
• Switching Frequency: 200 KHz
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

5
Table 4.
Symbol
I
R
V
ΔV
SUPPLY
I
I
V
SHDN
f
V
DS(on)
ΔV
ΔV
LEAK
V
LOCK
OSC
V
V
R
REF
CC
η
REF
IH
O
IL
C
O
O
Input voltage
Output voltage
Line regulation
Load regulation
Power efficiency
Supply current
SHDN Input high threshold
SHDN Input low threshold
Shutdown input leakage current
Under voltage lockout
LX On resistance
LX Leakage current
Reference voltage
Temperature reference drift
Switching frequency
Compensation pin impedance
Electrical characteristics
(V
Electrical characteristics
CC
= 5V, I
Parameter
O
= 0mA, T
A
= T
MIN
V
V
I
I
I
ON Mode (Including switch current)
OFF Mode
V
I
V
T
T
T
O
O
O
LX
A
A
A
CC
CC
CC
CC
= 0 to 500mA
= 300mA
= 100mA
= 25°C
= T
= 25°C
= 500mA
to T
= 4 to 11V, I
= 4.75 to 11V, I
Falling
= 12V, V
MIN
MAX
Test conditions
to T
, unless otherwise specified).
LX
MAX
= 0V
O
= 0 to 300mA
O
= 0 to 500mA
3.135
3.135
Min.
1.18
159
3.3
2
0.005
7500
Typ.
0.13
1.25
200
3.3
3.3
0.6
0.2
2.7
88
90
10
50
1
3.465
3.465
212.5
Max.
0.25
1.32
100
2.5
11
1
3
ppm/°C
%/mA
Unit
%/V
KHz
mA
μA
μA
nA
%
Ω
Ω
V
V
V
V
V
V
V
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