MC34166T ON Semiconductor, MC34166T Datasheet - Page 6

• Manufacturer Part Number: MC34166T
• Description: IC REG SWITCH INVERT 3A TO220-5
• Manufacturer: ON Semiconductor
• Type: Step-Down (Buck), Step-Up (Boost), Invertingr

Specifications of MC34166T

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.5 ~ 40 V
• Current - Output: 3A
• Frequency - Switching: 72kHz
• Voltage - Input: 7.5 ~ 40 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: TO-220-5 (Straight Leads)
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: MC34166TOS

Timing Capacitor C
C
T
Compensation
+
Switch Output
Pulse Width
Modulator
4.1 V
2.3 V
OFF
ON
GND
T
Oscillator
Figure 14. MC34166 Representative Block Diagram
3
Shutdown
Thermal
Figure 15. Timing Diagram
PWM Latch
Compensation
MC34166, MC33166
http://onsemi.com
100 mA
=
Sink Only
Positive True Logic
S
R
Q
+
6
120
5
Current
Sense
Reference
C
5.05 V
Error
Amp
F
Undervoltage
Lockout
R
F
+
Voltage
Feedback
Input
Output
Switch
4
2
1
V
in
Input Voltage/V
R
C
1
in
R
2
CC
C
L
O
V
O