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参数资料
| 型号： | TLV62065DSGT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 2 A SWITCHING REGULATOR, 3400 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | 2 X 2 MM, 0.75 MM HEIGHT, PLASTIC, WSON-8 |
| 文件页数： | 24/26页 |
| 文件大小： | 1182K |
| 代理商： | TLV62065DSGT |
0
0.25
0.5
0.75
1
1.25
1.5
1.75
2
I -LoadCurrent- A
L
50
55
60
65
70
75
80
85
90
95
100
Efficiency-%
V
=4.2V
IN
V
=5V
IN
V
=3.6V
IN
V
=3.3V
IN
V
=3V
IN
L =1.2 H(NRG4026T1R2),
C
=10 F(0603size),
V
=1.2V,
Mode: AutoPFM/PWM
m
OUT
50
55
60
65
70
75
80
85
90
95
100
Efficiency-%
0
0.25
0.5
0.75
1
1.25
1.5
1.75
2
I -LoadCurrent- A
L
L =1.2 H(NRG4026T1R2),
C
=10 F(0603size),
V
=1.8V,
Mode: AutoPFM/PWM
m
OUT
V
=4.2V
IN
V
=5V
IN
V
=3.6V
IN
V
=3.3V
IN
V
=3V
IN
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SLVSAC4 – NOVEMBER 2010
TYPICAL CHARACTERISTICS
Table 1. Table of Graphs
FIGURE
Load Current, VOUT = 1.2 V, Auto PF//PWM Mode, Linear Scale
Load Current, VOUT = 1.8 V, Auto PFM/PWM Mode, Linear Scale
h
Efficiency
Load Current, VOUT = 3.3 V, PFM/PWM Mode, Linear Scale
Load Current, VOUT = 1.8 V, Auto PFM/PWM Mode vs. Forced PWM
Mode, Logarithmic Scale
Load Current, VOUT = 1.8 V, Auto PFM/PWM Mode
Output Voltage Accuracy
Load Current, VOUT = 1.8 V, Forced PWM Mode
Shutdown Current
Input Voltage and Ambient Temperature
Quiescent Current
Input Voltage
Oscillator Frequency
Input Voltage
Input Voltage, Low-Side Switch
Static Drain-Source On-State
Resistance
Input Voltage, High-Side Switch
RDISCHARGE
Input Voltage vs. VOUT
PWM Mode, VIN = 3.6 V, VOUT = 1.8 V, 500 mA, L = 1.2 mH, COUT = 10mF
Typical Operation
PFM Mode, VIN = 3.6 V, VOUT = 1.8 V, 20 mA, L = 1.2 mH, COUT = 10mF
PWM Mode, VIN = 3.6 V, VOUT = 1.2 V, 0.2 mA to 1 A
Load Transient
PFM Mode, VIN = 3.6 V, VOUT = 1.2 V, 20 mA to 250 mA
VIN = 3.6 V, VOUT = 1.8 V, 200 mA to 1500 mA
PWM Mode, VIN = 3.6 V to 4.2 V, VOUT = 1.8 V, 500 mA
Line Transient
PFM Mode, VIN = 3.6 V to 4.2 V, VOUT = 1.8 V, 500 mA
Startup into Load
VIN = 3.6 V, VOUT = 1.8 V, Load = 2.2-Ω
Output Discharge
VIN = 3.6 V, VOUT = 1.8 V, No Load
EFFICIENCY
vs
LOAD CURRENT
Figure 1. VOUT = 1.2V, Auto PFM/PWM Mode,
Figure 2. VOUT = 1.8V, Auto PFM/PWM Mode,
Linear Scale
Copyright 2010, Texas Instruments Incorporated
7
Product Folder Link(s) :TLV62065
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