BA033ST Rohm Semiconductor, BA033ST Datasheet - Page 7

• Manufacturer Part Number: BA033ST
• Description: IC REG LDO 3.3V 1A TO220FP-5
• Manufacturer: Rohm Semiconductor

Specifications of BA033ST

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: 4.3 ~ 25 V
• Number Of Regulators: 1
• Current - Output: 1A (Max)
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: TO-220-5 Full Pack (Straight Leads)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Current - Limit (min): -

Regulator ICs
! ! ! ! Measurement circuits
( The C pin only exists on the BA00AST / ASFP, for the BA00AST / ASFP, place a 6.8kΩ resistor between the OUT and
C pins, and a 2.2kΩ resisitor between the C and pins.)
V
V
V
Fig.1 Measurement circuit for output voltage, input
CC
CC=
CC
Fig.5 Measurement circuit for output
0.95V
Fig.3 Measurement circuit for minimum I/O
0.33µF
stability, load regulation, and temperature
coefficient of output voltage
O
short-circuit current
0.33µF
5V
5V
V
V
voltage differential
CTL
CTL
CC
CC
5V
V
CTL
GND
GND
CC
OUT
OUT
*C
*C
GND
V
22µF
OUT
*C
+
+
22µF
I
OS
I
O
A
I
+
O=
22µF
500mA
V
V
CC
10Ω5W
Fig.2 Measurement circuit for ripple rejection ratio
V
Fig.6
e
IN
Fig.4 Measurement circuit for bias current,
Ripple rejection ratio R.R. = 20 log
100µF
V
V
0.33µF
power save current measurement circuit
CC
input high level current
CC
Measurement circuit for ON/OFF mode voltage,
e
IN
f=120Hz
=1V
BAΟΟST / BAΟΟSFP series
0.33µF
0.33µF
rms
CTL
V
CC
V
V
CTL
5V
CTL
CC
CC
A
GND
GND
A
OUT
GND *C
*C
(
OUT
OUT
e
e
*C
OUT
IN
)
22µF
+
22µF
+
22µF
+
V
e
V
OUT
I
O
=100mA
7/11