TL7660_14 Datasheet, PDF (3/23 Pages) Texas Instruments – CMOS VOLTAGE CONVERTER

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TL7660
CMOS VOLTAGE CONVERTER
SCAS794 – JUNE 2006
Electrical Characteristics
V_CC = 5 V, C_OSC = 0, LV = Open, T_A = 25°C (unless otherwise noted) (see Figure 1)
PARAMETER
TEST CONDITIONS
T_A ⁽¹⁾
25°C
I_CC
Supply current
R_L = ∞
–40°C to 85°C
–40°C to 125°C
V_CC,LOW Supply voltage range (low)
R_L = 10 kΩ, LV = GND
Full range
V_CC,HIGH Supply voltage range (high)
R_L = 10 kΩ, LV Open
Full range
25°C
I_O = 20 mA
–40°C to 85°C
R_OUT
Output source resistance
–40°C to 125°C
25°C
V_CC = 2 V, I_O = 3 mA, LV = GND
–40°C to 85°C
–40°C to 125°C
f_OSC
Oscillator frequency
25°C
η_POWER Power efficiency
R_L = 5 kΩ
25°C
–40°C to 125°C
η_VOUT Voltage conversion efficiency
R_L = ∞
25°C
–40°C to 125°C
Z_OSC
Oscillator impedance
V_CC = 2 V
V_CC = 5 V
25°C
(1) Full range is –40°C to 85°C for the TL7660C and –40°C to 125°C for the TL7660I.
MIN TYP MAX UNIT
45 110
120 µA
135
1.5
3.5 V
3
10 V
45
70
85
135
Ω
125
200
250
10
kHz
96
98
%
95
99 99.9
%
99
1
MΩ
100
kΩ
Electrical Characteristics
V_CC = 3 V, C_OSC = 0, LV = GND, (unless otherwise noted) (see Figure 1)
PARAMETER
TEST CONDITIONS
I_CC
Supply current⁽¹⁾
R_L = ∞
R_OUT
Output source resistance
I_O = 10 mA
f_OSC
Oscillator frequency
η_POWER Power efficiency
η_VOUT Voltage conversion efficiency
C_OSC = 0
R_L = 5 kΩ
R_L = ∞
T_A
25°C
–40°C to 85°C
–40°C to 125°C
25°C
–40°C to 85°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
MIN TYP MAX UNIT
24
50
60 µA
75
60 100
110 Ω
120
5
9
kHz
3
96
98
%
95
99
%
99
(1) Derate linearly above 50°C by 5.5 mW/°C.
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