MAX8620YETD+T Maxim Integrated Products, MAX8620YETD+T Datasheet - Page 4

• Manufacturer Part Number: MAX8620YETD+T
• Description: IC UPMIC FOR MPU 14-TDFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8620YETD+T

• Applications: Micro-Power Management Integrated Circuit (UPMIC), DSPs
• Voltage - Input: 2.7 ~ 5.5 V
• Number Of Outputs: 3
• Voltage - Output: 0.6 ~ 3.3 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 14-TDFN Exposed Pad
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 45 C
• Output Current: 500 mA
• Output Voltage: 0.6 V to 3.3 V
• Supply Current: 115 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

µPMIC for Microprocessors or DSPs
in Portable Equipment
(V
150kΩ, R2 = 75kΩ), C
T
4
A
IN1
= +25°C, unless otherwise noted.)
_______________________________________________________________________________________
= V
IN2
AC-COUPLED
= 3.7V, PWR_ON = IN1, L = 2.2µH (LQH31CN2R2M53), C
V
V
OUT
100
0.1
LX
90
80
70
60
50
40
30
20
10
10
I
L
0
1
SWITCHING FREQUENCY vs. LOAD CURRENT
0.1
0
LIGHT-LOAD SWITCHING WAVEFORMS
IN
50
EFFICIENCY vs. LOAD CURRENT
= 10µF, C
100
L = 4.7µH
L = 4.7µH
1
150
LOAD CURRENT (mA)
LOAD CURRENT (mA)
200
200ns/div
BP
L = 1.0µH
250
10
= 0.01µF, C
L = 1.0µH
300
L = 2.2µH
L = 2.2µH
350
100
400
MAX8620Y toc05
450
OUT1
1000
500
2V/div
20mV/div
100mA/div
= C
OUT2
= 4.7µF, C
Typical Operating Characteristics
FF
= 150pF, V
OUT3
AC-COUPLED
= 2.2µF, RESET pulled up with 100kΩ to OUT1,
V
180
160
140
120
100
100
V
OUT
80
60
40
20
95
90
85
80
75
70
65
60
LX
I
0
L
OUT1
2.0
0.6
HEAVY-LOAD SWITCHING WAVEFORMS
EFFICIENCY vs. OUTPUT VOLTAGE
0.8 1.0 1.2
2.5
= V
INPUT QUIESCENT CURRENT
OUT2
vs. INPUT VOLTAGE
3.0
OUTPUT VOLTAGE (V)
INPUT VOLTAGE (V)
L = 2.2µH
1.4
3.5
= 2.6V, V
200ns/div
L = 4.7µH
1.6 1.8
4.0
L = 1.0µH
2.0
4.5
OUT3
2.2
MAX8620Y toc06
5.0
= 1.867V (R1 =
2.4
5.5
2.6
2V/div
20mV/div
200mA/div