MCP1790-3302E/EB Microchip Technology, MCP1790-3302E/EB Datasheet - Page 10

• Manufacturer Part Number: MCP1790-3302E/EB
• Description: IC LDO REG 70MA 3.3V 3DDPAK
• Manufacturer: Microchip Technology

Specifications of MCP1790-3302E/EB

• Package / Case: TO-263-3, D²Pak (3 leads + Tab), TO-263AA
• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: 6 ~ 30 V
• Voltage - Dropout (typical): 0.7V @ 70mA
• Number Of Regulators: 1
• Current - Output: 70mA (Min)
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 30 V
• Output Voltage: 3.3 V
• Output Type: Fixed
• Dropout Voltage (max): 1.3 V at 70 mA
• Output Current: 70 mA
• Line Regulation: +/- 0.0002 % / V
• Load Regulation: +/- 0.2 %
• Voltage Regulation Accuracy: 2.5 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

MCP1790/MCP1791
Note:
V
FIGURE 2-13:
Input Voltage.
FIGURE 2-14:
Density vs. Frequency.
FIGURE 2-15:
Rejection vs. Frequency.
DS22075A-page 10
IN
= 6.0V, R
-100
-110
130
125
120
115
110
105
100
-20
-30
-40
-50
-60
-70
-80
-90
10.00
Unless otherwise indicated, C
1.00
0.10
0.01
0.00
0.01
6
0.01
V
PWRGD_PULLUP
OUT
V
R
= 5.0V
=3.3V
V
V
V
C
I
OUT
V
R
IN
INAC
10
IN
OUT
=3.3V
0.1
=7.0V
=0 μF
=10 mA
0.1
= 400 mV p-p
= 3.0V
V
Frequency (kHz)
14
Short Circuit Current vs
Output Noise Voltage
Power Supply Ripple
R
Frequency (kHz)
Input Voltage (V)
=5.0V
V
1
OUT
1
= 10 kΩ To V
= 3.3V
18
10
10
OUT
22
R
= 4.7 uF Ceramic (X7R), C
OUT
OUT
I
OUT
100
100
< 0.1 Ω
, V
=50mA
SHDN
26
1000
1000
= V
30
IN,
and device is MCP1790.
IN
= 10.0 µF Ceramic (X7R), I
FIGURE 2-16:
Rejection vs. Frequency.
FIGURE 2-17:
(MCP1791).
FIGURE 2-18:
(MCP1791).
-100
-110
-120
-20
-30
-40
-50
-60
-70
-80
-90
0.01
V
V
V
C
I
OUT
R
IN
INAC
IN
=5.0V
=7.0V
=0 μF
=10 mA
= 400 mV p-p
0.1
Frequency (kHz)
Power Supply Ripple
Startup from V
Startup from Shutdown
OUT
© 2008 Microchip Technology Inc.
1
= 1 mA, Temperature = +25°C,
10
IN
100
1000