ML4818
ELECTRICAL CHARACTERISTICS (Continued)
PARAMETER
CONDITIONS
MIN
TYP.
MAX
UNITS
ERROR AMPLIFIER (Continued)
Output Sink Current
Output Source Current
Output High Voltage
Output Low Voltage
Unity Gain Bandwidth
Slew Rate
VEA OUT = 1V
1
3.2
–2.2
5.5
mA
mA
V
VEA OUT = 5.1V
IEA OUT = –0.5mA
IEA OUT = 1mA
–0.5
5.0
–20
6.0
0.8
V
2.0
8.5
2.8
MHz
V/µs
PHASE MODULATOR
RAMP Bias Current
EA OUT Zero DC Threshold
tPD, RAMP to Output
tDELAY
VRAMP = 2.5V
VRAMP = 0V
–1
0.6
50
–10
0.9
80
µA
V
0.4
ns
ns
V
CL = 1nF
99
4
200
4.3
250
5
RDELAY Voltage
SOFT START
Charge Current
VSOFT START = 4V
VSOFT START = 1V
–15
10
–25
20
–30
30
µA
Discharge Current
mA
CURRENT LIMIT/SHUTDOWN
ILIM Bias Current
0V < VILIM < 4V
–10
0.92
50
–1
10
1.12
ns
µA
Current Limit Threshold
tPD, ILIM
VSHUTDOWN = 0V
1.02
V
RCRESET Shutdown Threshold
RCRESET Restart Threshold
RCRESET Charging Current
SHUTDOWN Threshold
SHUTDOWN Input Bias Current
OUTPUT
3.15
1.0
3.4
1.3
3.65
1.6
V
V
VILIM =2V, VRCRESET = 1.5V
–400
2.0
–523
2.4
–1000
2.8
µA
V
VSHUTDOWN = 0
–100
–25
10
µA
Output Low Level
I
OUT = 20mA
0.1
0.7
0.4
2.8
V
V
IOUT = 200mA, TA = 25°C
Output High Level
I
OUT = –20mA
12.0
11.0
13.5
13.0
V
V
IOUT = –200mA, TA = 25°C
Rise/Fall Time
UNDER-VOLTAGE LOCKOUT
Start Threshold
Stop Threshold
SUPPLY
CL = 1000pF
50
75
ns
15.5
9.25
16.5
10.2
17.2
10.7
V
V
Start Up Current
ICC
VCC < 15.8V
3
4
mA
mA
VINV = 4V, VRAMP = VILIM = 0V,
CL = 1nF, TA = 25°C (Note 2)
60
70
Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst-case test conditions.
Note 2: VCC must be brought above the UVLO start voltage (17.2V) before dropping to VCC = 15V to ensure start-up.
4
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
