LM2575-5.0WT Micrel Inc, LM2575-5.0WT Datasheet - Page 4

• Manufacturer Part Number: LM2575-5.0WT
• Description: IC REG BUCK 1A 5.0V TO-220-5
• Manufacturer: Micrel Inc
• Type: Step-Down (Buck)r

Specifications of LM2575-5.0WT

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 1A
• Frequency - Switching: 42kHz ~ 63kHz
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: TO-220-5 (Straight Leads)
• Input Voltage: 40V
• Output Current: 1A
• Output Voltage: 5V
• No. Of Outputs: 1
• Supply Voltage Range: 4V To 40V
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +85°C
• Frequency: 52kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 576-1516-5; LM2575-5.0WT

Absolute Maximum Ratings
Maximum Supply Voltage (V
ON/OFF Pin Input Voltage. ......................–0.3V ≤ V ≤ +40V
Output Voltage to Ground (Steady State) ......................–1V
Power Dissipation .....................................Internally Limited
Maximum Junction Temperature................................ 150°C
Lead Temperature (soldering, 10 sec.)...................... 260°C
Storage Temperature (T
Minimum ESD Rating
Electrical Characteristics
Specifications with standard typeface are for T
Temperature Range. Unless otherwise specified, V
Micrel, Inc.
Symbol
SYSTEM PARAMETERS, ADJUSTABLE REGULATORS (Note 3) Test Circuit Figure 1
V
η
SYSTEM PARAMETERS, 3.3V REGULATORS (Note 3) Test Circuit Figure 1
V
η
SYSTEM PARAMETERS, 5V REGULATORS (Note 3) Test Circuit Figure 1
V
η
SYSTEM PARAMETERS, 12V REGULATORS (Note 3) Test Circuit Figure 1
V
η
May 2009
OUT
OUT
OUT
OUT
C = 100pF, R = 1.5kΩ.............................................. 2kV
FB Pin ...................................................................... 1kV
Parameter
Feedback Voltage
Feedback Voltage LM2575
Efficiency
Output Voltage
Output Voltage LM2575-3.3
Efficiency
Output Voltage
Output Voltage LM2575-5.0
Efficiency
Output Voltage
Output Voltage LM2575-12
Efficiency
s
) .........................–65°C to +150°C
IN
) ......................................45V
(1)
Condition
V
V
0.2A ≤ I
V
V
V
V
0.2A ≤ I
V
V
V
V
0.2A ≤ I
V
V
V
V
0.2A ≤ I
V
V
IN
OUT
OUT
IN
IN
OUT
OUT
IN
IN
OUT
OUT
IN
IN
OUT
OUT
IN
J
= 12V , I
= 12V, I
= 12V , I
= 12V, I
= 12V , I
= 12V, I
= 25V , I
= 25V, I
= 25°C, and those with boldface type apply over full Operating
= 5V
= 5V
= 3.3V
= 3.3V
= 5V
= 5V
= 12V
= 12V
LOAD
LOAD
LOAD
LOAD
IN
= 12V, and I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
≤ 1A, 8V ≤ V
≤ 1A, 8V ≤ V
≤ 1A, 8V ≤ V
≤ 1A, 15V ≤ V
= 1A, V
= 1A
= 1A
= 1A
= 0.2A
= 0.2A
= 0.2A
= 0.2A
4
Operating Ratings
Supply Voltage (V
Junction Temperature Range (T
OUT
LOAD
IN
IN
IN
IN
≤ 40V
≤ 40V
≤ 40V
= 5V
≤ 40V
= 200mA.
IN
).......................................................40V
1.230
1.230
Typ
3.3
3.3
5.0
5.0
82
75
82
12
12
88
J
).......–40°C ≤ T
11.520/ 11.400
12.480/ 12.600
1.193/ 1.180
1.267/ 1.280
3.168/ 3.135
3.432/ 3.465
4.800/ 4.750
5.200/ 5.250
LM2575
(Note 2)
11.760
12.240
1.217
1.243
3.234
3.366
4.900
5.100
Limit
M9999-051209-B
J
LM2575
≤ +125°C
(Limits)
V(max)
V(max)
V(max)
V(max)
V(max)
V(max)
V(max)
V(max)
V(min)
V(min)
V(min)
V(min)
V(min)
V(min)
V(min)
V(min)
Units
%
%
%
%
V
V
V
V
V
V
V
V